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7,625,597,484,987 is a positive integer equal to \(3^{27} = 3^{3^3} = 3 \uparrow\uparrow 3 = 3 \uparrow\uparrow\uparrow 2\). It is the largest power tower of 3's expressible in compact digital form (\(^43 = 3^{3^{3^3}}\) has 3 trillion digits). It appears frequently when inputting threes into functions based on the hyper operators. Tritri, for example, is a 7,625,597,484,987-sized power tower of threes.

In the short scale number-naming system, it is seven trillion, six hundred twenty-five billion, five hundred ninety-seven million, four hundred eighty-four thousand, nine hundred eighty-seven.

In the long scale, it is seven billion, six hundred twenty-five milliard, five hundred ninety-seven million, four hundred eighty-four thousand, nine hundred eighty-seven.

Using Alistair Cockburn's megafuga- prefix, 7,625,597,484,987 can be named "megafugathree".[1]

Wiki user Hyp cos calls this number a tribo, and it's equal to s(3,3,2), s(3,2,3), s(3,2,1,2), and s(3,2{2}2) in his strong array notation.[2]

It is also called Heads-Bi-3-primol by Licorneuhh. It is equal to R***(2) using Primarial Functions.[3]

It was the 729-trit(ternary digit)integer limit.

In other notations[]

There are many notations where 7,625,597,484,987 can be expressed :

Notation Lower bound Upper bound
Scientific notation \(7.625597484987\times10^{12}\)
Arrow notation \(3\uparrow\uparrow3\)
Steinhaus-Moser Notation 11[3] 12[3]
Copy notation 6[13] 7[13]
Taro's multivariable Ackermann function A(3,39) A(3,40)
Pound-Star Notation #*(4,4,4)*4 #*(5,4,4)*4
BEAF/BAN {3,3,2}
Hyper-E notation E[3]1#3
Bashicu matrix system (0)(0)[1661] (0)(0)[1662]
Hyperfactorial array notation 3![1]
Fast-growing hierarchy \(f_2(37)\) \(f_2(38)\)
Hardy hierarchy \(H_{\omega^2}(37)\) \(H_{\omega^2}(38)\)
Slow-growing hierarchy \(g_{\omega^{\omega^\omega}}(3)\)

Sources[]

See also[]

Gar-: garone · gartwo · garthree · garfour · garfive · garsix · garseven · gareight · garnine · garten · gareleven · gartwelve · garthirteen · garfourteen · garfifteen · garsixteen · garseventeen · gareighteen · garnineteen · gartwenty · gartwenty-one · gartwenty-two · gartwenty-three · gartwenty-four · gartwenty-five · gartwenty-six · gartwenty-seven · gartwenty-eight · gartwenty-nine · gartwenty-nine · garthirty · garthirty-one · garthirty-two · garthirty-three · garthirty-four · garthirty-five · garthirty-six · garthirty-seven · garthirty-eight · garthirty-nine · garforty · garforty-one · garforty-two · garforty-three · garforty-four · garforty-five · garforty-six · garforty-seven · garforty-eight · garforty-nine · garfifty · garfifty-one · garfifty-two · garfifty-three · garfifty-four · garfifty-five · garfifty-six · garfifty-seven · garfifty-eight · garfifty-nine · garsixty · garsixty-five · garseventy · garseventy-five · gareighty · gareighty-five · garninety · garninety-five · garninety-nine · garhundred · garhectargum-zeralum · gareleventy · garsesquiwonx · gartwelfty · garbinary-pipsqueak · garthirteenty · garfourteenty · garboo-pedecol · garseventeenty · garboo-yodecol · garboo-nedecol · garhectargum-unalum · gartarumba · gardollaxul · garkogol · garthousand · garunexian · garmyriad · garlakh · garmillion · garbiexian · garcrore · garmyllion · garbillion · gardialogue · garundoocol · gartrillion · garguppy · garminnow · garlcillion · garogol · gargoogol · gareceton · gartrialogue · gargoogolplex · gargiggol
Fz-: fzone · fztwo · fzthree · fzfour · fzfive · fzsix · fzseven · fzeight · fznine · fzten · fzsixteen · fztwenty · fzthirty · fzhundred · fzthousand · fzmillion · fzgoogol · fzmilliplexion · fzgoogolplex · fzgargoogolplex · fzgiggol
Fuga-: fugaone · fugatwo · fugathree · fugafour · fugafive · fugasix · fugaseven · fugaeight · fuganine · fugaten · fugahundred · fugagoogol · fugagoogolplex · fugagargoogolplex · fugagiggol
Megafuga-: megafugaone · megafugatwo · megafugathree · megafugafour · megafugafive · megafugasix · megafugaseven · megafugaeight · megafuganine · megafugaten · megafugahundred · megafugagoogol · megafugagoogolplex · megafugagargoogolplex · megafugagargantugoogolplex · megafugagrangol
Extensions:
Booga-:: boogaone · boogatwo · boogathree · boogafour · boogafive · boogasix · boogaten · boogahundred · boogagoogol · boogagoogolplex
Gag-:: gagone · gagtwo · gagthree · gagfour · gagfive · gagsix · gagseven · gageight · gagnine · gagten · gaggoogol · gaggoogolplex