Definitions
126_(number)

126 (number)

126 is the natural number following 125 and preceding 127.

In mathematics

One hundred [and] twenty-six is a pentagonal pyramidal number, and a decagonal number as well as a pentatope number. It is an abundant number.

125 and 126 form a Ruth-Aaron pair under the second definition in which repeated prime factors are counted as often as they occur.

In base 10, it is a Harshad number as well as a Friedman number, since 126 = 6 × 21.

In the military

In TV and radio

In transportation

In other fields

126 is also:

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