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157562164 = 2247518291
BaseRepresentation
bin10010110010000…
…11010100110100
3101222110222122201
421121003110310
5310313442124
623345034244
73622153624
oct1131032464
9358428581
10157562164
1180a37871
1244925984
1326848c66
1416cd6884
15dc75144
hex9643534

157562164 has 12 divisors (see below), whose sum is σ = 275825088. Its totient is φ = 78755000.

The previous prime is 157562161. The next prime is 157562173. The reversal of 157562164 is 461265751.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157562161) 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, 14859 + ... + 23149.

It is an arithmetic number, because the mean of its divisors is an integer number (22985424).

Almost surely, 2157562164 is an apocalyptic number.

It is an amenable number.

157562164 is a deficient number, since it is larger than the sum of its proper divisors (118262924).

157562164 is a wasteful number, since it uses less digits than its factorization.

157562164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13046 (or 13044 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The square root of 157562164 is about 12552.3768267209. The cubic root of 157562164 is about 540.1121897672.

The spelling of 157562164 in words is "one hundred fifty-seven million, five hundred sixty-two thousand, one hundred sixty-four".

Divisors: 1 2 4 4751 8291 9502 16582 19004 33164 39390541 78781082 157562164