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152054652 = 22312671221
BaseRepresentation
bin10010001000000…
…10101101111100
3101121010011202210
421010002231330
5302411222102
623031020420
73524305011
oct1104025574
9347104683
10152054652
1178915a02
1242b0a710
132566b189
14162a1708
15d53836c
hex9102b7c

152054652 has 12 divisors (see below), whose sum is σ = 354794216. Its totient is φ = 50684880.

The previous prime is 152054641. The next prime is 152054653. The reversal of 152054652 is 256450251.

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

It is a super-2 number, since 2×1520546522 = 46241234389682208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152054653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6335599 + ... + 6335622.

Almost surely, 2152054652 is an apocalyptic number.

152054652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152054652 is an abundant number, since it is smaller than the sum of its proper divisors (202739564).

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

152054652 is a wasteful number, since it uses less digits than its factorization.

152054652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12671228 (or 12671226 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 152054652 is about 12331.0442380197. The cubic root of 152054652 is about 533.7442841357.

The spelling of 152054652 in words is "one hundred fifty-two million, fifty-four thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 12671221 25342442 38013663 50684884 76027326 152054652