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57080154962 = 2157929195677
BaseRepresentation
bin110101001010001111…
…100000101101010010
312110100000101022100102
4311022033200231102
51413400004424322
642120001452402
74060333211645
oct651217405522
9173300338312
1057080154962
1122231294296
12b090041102
1354c885b72c
142a96b93a5c
151741243792
hexd4a3e0b52

57080154962 has 16 divisors (see below), whose sum is σ = 86258775960. Its totient is φ = 28327623168.

The previous prime is 57080154919. The next prime is 57080154973. The reversal of 57080154962 is 26945108075.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8610169681 + 48469985281 = 92791^2 + 220159^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193868 + ... + 389544.

Almost surely, 257080154962 is an apocalyptic number.

57080154962 is a deficient number, since it is larger than the sum of its proper divisors (29178620998).

57080154962 is a wasteful number, since it uses less digits than its factorization.

57080154962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196765.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 57080154962 in words is "fifty-seven billion, eighty million, one hundred fifty-four thousand, nine hundred sixty-two".

Divisors: 1 2 157 314 929 1858 145853 195677 291706 391354 30721289 61442578 181783933 363567866 28540077481 57080154962