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152650988 = 22720112711
BaseRepresentation
bin10010001100101…
…00010011101100
3101122020110210022
421012110103230
5303034312423
623051501312
73532340420
oct1106242354
9348213708
10152650988
1179192a46
1243157838
1325819739
14163b8b80
15d604dc8
hex91944ec

152650988 has 24 divisors (see below), whose sum is σ = 305566464. Its totient is φ = 65365200.

The previous prime is 152650987. The next prime is 152651003. The reversal of 152650988 is 889056251.

152650988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1526509882 = 46604648274752288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (152650987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54953 + ... + 57663.

It is an arithmetic number, because the mean of its divisors is an integer number (12731936).

Almost surely, 2152650988 is an apocalyptic number.

It is an amenable number.

152650988 is an abundant number, since it is smaller than the sum of its proper divisors (152915476).

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

152650988 is a wasteful number, since it uses less digits than its factorization.

152650988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4733 (or 4731 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 44.

The square root of 152650988 is about 12355.2008482258. The cubic root of 152650988 is about 534.4411295017.

The spelling of 152650988 in words is "one hundred fifty-two million, six hundred fifty thousand, nine hundred eighty-eight".

Divisors: 1 2 4 7 14 28 2011 2711 4022 5422 8044 10844 14077 18977 28154 37954 56308 75908 5451821 10903642 21807284 38162747 76325494 152650988