152 (number)


152 is the natural number following 151 and preceding 153.

In mathematics

152 is the sum of four consecutive primes. 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.
Recently, the smallest repunit probable prime in base 152 was found, it has 589570 digits.

In the military

152 is also: