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152660652 = 22312721721
BaseRepresentation
bin10010001100101…
…10101010101100
3101122020222001020
421012112222230
5303040120102
623052014140
73532410534
oct1106265254
9348228036
10152660652
117919a231
1243161350
1325820c61
14163bc4c4
15d607bbc
hex9196aac

152660652 has 12 divisors (see below), whose sum is σ = 356208216. Its totient is φ = 50886880.

The previous prime is 152660633. The next prime is 152660657. The reversal of 152660652 is 256066251.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (152660657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6360849 + ... + 6360872.

It is an arithmetic number, because the mean of its divisors is an integer number (29684018).

Almost surely, 2152660652 is an apocalyptic number.

152660652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152660652 is an abundant number, since it is smaller than the sum of its proper divisors (203547564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

152660652 is a wasteful number, since it uses less digits than its factorization.

152660652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12721728 (or 12721726 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 152660652 is about 12355.5919324005. The cubic root of 152660652 is about 534.4524073632.

The spelling of 152660652 in words is "one hundred fifty-two million, six hundred sixty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 12721721 25443442 38165163 50886884 76330326 152660652