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153123164 = 2238280791
BaseRepresentation
bin10010010000001…
…11100101011100
3101200010110111022
421020013211130
5303144420124
623105543312
73536345135
oct1110074534
9350113438
10153123164
1179485777
1243344b38
132595362c
141649cc8c
15d699c5e
hex920795c

153123164 has 6 divisors (see below), whose sum is σ = 267965544. Its totient is φ = 76561580.

The previous prime is 153123143. The next prime is 153123197. The reversal of 153123164 is 461321351.

It is a super-5 number, since 5×1531231645 (a number of 42 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19140392 + ... + 19140399.

It is an arithmetic number, because the mean of its divisors is an integer number (44660924).

Almost surely, 2153123164 is an apocalyptic number.

It is an amenable number.

153123164 is a deficient number, since it is larger than the sum of its proper divisors (114842380).

153123164 is a wasteful number, since it uses less digits than its factorization.

153123164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38280795 (or 38280793 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 153123164 is about 12374.2944849393. The cubic root of 153123164 is about 534.9916020460.

The spelling of 153123164 in words is "one hundred fifty-three million, one hundred twenty-three thousand, one hundred sixty-four".

Divisors: 1 2 4 38280791 76561582 153123164