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156 (number)
| Field | Value |
|---|---|
| number | 156 |
| divisor | 1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156 |
156 (one hundred [and] fifty-six) is the natural number, following 155 and preceding 157.
In mathematics
156 is an abundant number, a pronic number, a dodecagonal number, and a refactorable number.
156 is the number of graphs on 6 unlabeled nodes.
156 is a repdigit in base 5 (1111), and also in bases 25, 38, 51, 77, and 155.
156 degrees is the internal angle of a pentadecagon.
References
References
- "Sloane's A051624 : 12-gonal (or dodecagonal) numbers". OEIS Foundation.
- "Sloane's A000088 : Number of graphs with n nodes". OEIS Foundation.
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