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57165505514 = 21317919316361
BaseRepresentation
bin110101001111010101…
…000110001111101010
312110112221222120021222
4311033111012033222
51414033332134024
642132251102042
74062420531245
oct651725061752
9173487876258
1057165505514
112227548a437
12b0b4741922
135510443310
142aa425025c
1517489a285e
hexd4f5463ea

57165505514 has 32 divisors (see below), whose sum is σ = 92922863040. Its totient is φ = 26218972800.

The previous prime is 57165505499. The next prime is 57165505547. The reversal of 57165505514 is 41550556175.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8983694 + ... + 8990054.

It is an arithmetic number, because the mean of its divisors is an integer number (2903839470).

Almost surely, 257165505514 is an apocalyptic number.

57165505514 is a deficient number, since it is larger than the sum of its proper divisors (35757357526).

57165505514 is a wasteful number, since it uses less digits than its factorization.

57165505514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8486.

The product of its (nonzero) digits is 525000, while the sum is 44.

The spelling of 57165505514 in words is "fifty-seven billion, one hundred sixty-five million, five hundred five thousand, five hundred fourteen".

Divisors: 1 2 13 26 179 358 1931 2327 3862 4654 6361 12722 25103 50206 82693 165386 345649 691298 1138619 2277238 4493437 8986874 12283091 14802047 24566182 29604094 159680183 319360366 2198673289 4397346578 28582752757 57165505514