152 (number)

← 151 152 153 →
Cardinalone hundred fifty-two
Ordinal152nd
(one hundred fifty-second)
Factorization23 × 19
Divisors1, 2, 4, 8, 19, 38, 76, 152
Greek numeralΡΝΒ´
Roman numeralCLII, clii
Binary100110002
Ternary121223
Senary4126
Octal2308
Duodecimal10812
Hexadecimal9816

152 (one hundred [and] fifty-two) is the natural number following 151 and preceding 153.

In mathematics

152 is the sum of four consecutive primes (31 + 37 + 41 + 43). It is a nontotient since there is no integer with 152 coprimes below it.

152 is a refactorable number since it is divisible by the total number of divisors it has, and in base 10 it is divisible by the sum of its digits, making it a Harshad number.

The smallest repunit probable prime in base 152 was found in June 2015, it has 589570 digits.[1]

The number of surface points on a 6*6*6 cube is 152.[2]

References

  1. ^ PRP records
  2. ^ Sloane, N. J. A. (ed.). "Sequence A005897". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
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