1000004 is the number following 1000003 and preceding 1000005.
Properties
- Its factors are 1, 2, 4, 53, 89, 106, 178, 212, 356, 2809, 4717, 5618, 9434, 11236, 18868, 250001, 500002 and 1000004, making it a composite number.[1][2][3] It is also a cubefree number.[4]
- 1000004 is an even number[5][6] .
- 1000004 is an unhappy number.[7][8]
- 1000004 is deficient.[9]
- Its prime factorization is 22 × 532 × 891.
Approximations
| Notation | Lower bound | Upper bound | |
|---|---|---|---|
| Up-arrow notation | 1000 ↑ 2 | ||
| Scientific notation | 1 x 106 | ||
| Slow-growing hierarchy | \(g_{\omega^{\omega}}(7)\) | \(g_{\omega^{\omega}}(8)\) | |
| Chained arrow notation | 1000 → 2 | ||
| Bowers' Exploding Array Function/Bird's array notation | {1000,2} | ||
| Hardy hierarchy | Hω(500002) | Hω(500002) | |
| Middle-growing hierarchy | m(ω,19) | ||
| Hyper-E notation | E6 | ||
| Hyper-E notation (non-10 base) | \(E[1000]2\) | ||
| X-Sequence Hyper-Exponential Notation | 1000{1}2 | ||
| PlantStar's Debut Notation | [3] | [4] | |
| H* function | H(1) | H(1.1) | |
| Bashicu matrix system with respect to version 4 | (0)[1000] | (0)[1001] | |
Sources
- ↑ OEIS A002808 - Composite numbers
- ↑ Wolfram Alpha Is 1000004 composite?
- ↑ Wolfram Alpha 1000004's factors
- ↑ OEIS A004709 - Cubefree numbers
- ↑ OEIS A005843 - Even numbers
- ↑ Wolfram Alpha Is 1000004 even?
- ↑ Wolfram Alpha Unhappy Numbers
- ↑ OEIS A031177 - Unhappy Numbers
- ↑ OEIS A005100 - Deficient numbers