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157964052 = 22313163671
BaseRepresentation
bin10010110101001…
…01011100010100
3102000020101221110
421122211130110
5310414322202
623401415020
73625446411
oct1132453424
9360211843
10157964052
1181191804
1244a9a470
1326959b6c
1416d9d108
15dd0426c
hex96a5714

157964052 has 12 divisors (see below), whose sum is σ = 368582816. Its totient is φ = 52654680.

The previous prime is 157964047. The next prime is 157964071. The reversal of 157964052 is 250469751.

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

It is a self number, because there is not a number n which added to its sum of digits gives 157964052.

It is a congruent number.

It is an unprimeable number.

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, 6581824 + ... + 6581847.

Almost surely, 2157964052 is an apocalyptic number.

157964052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

157964052 is an abundant number, since it is smaller than the sum of its proper divisors (210618764).

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

157964052 is a wasteful number, since it uses less digits than its factorization.

157964052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13163678 (or 13163676 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 157964052 is about 12568.3750739704. The cubic root of 157964052 is about 540.5710146323.

The spelling of 157964052 in words is "one hundred fifty-seven million, nine hundred sixty-four thousand, fifty-two".

Divisors: 1 2 3 4 6 12 13163671 26327342 39491013 52654684 78982026 157964052