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146.jpg

146 (one hundred six) is the number following 145 and preceding 147.

Properties

  • 146 is the 6th octahedral number,[1] where 6 is the 2nd octahedral number.
  • The sum of its digits is the prime 11.
  • 146 in base 8 is a repdigit (2228).
  • Its prime factorization is 2 × 73, so it is an even composite number and a semiprime number.

In radioengineering

In some countries, such as Germany, the 2-meter amateur band ends at 146 MHz.

In science

There are exactly 146 primordial nuclides without energetically allowed alpha or beta (including double beta and electron capture) decay modes.

Sources

  1. MathWorld, Octahedral Number
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