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57054266337 = 3197948726017
BaseRepresentation
bin110101001000101100…
…110000001111100001
312110021012200000211110
4311020230300033201
51413321343010322
642113234533533
74056600155625
oct651054601741
9173235600743
1057054266337
1122218711832
12b0834372a9
1354c3395c13
142a93575185
15173dd2cc0c
hexd48b303e1

57054266337 has 32 divisors (see below), whose sum is σ = 81259417600. Its totient is φ = 35503723008.

The previous prime is 57054266327. The next prime is 57054266341. The reversal of 57054266337 is 73366245075.

It is not a de Polignac number, because 57054266337 - 219 = 57053742049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57054266327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2179953 + ... + 2205969.

It is an arithmetic number, because the mean of its divisors is an integer number (2539356800).

Almost surely, 257054266337 is an apocalyptic number.

57054266337 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

57054266337 is a deficient number, since it is larger than the sum of its proper divisors (24205151263).

57054266337 is a wasteful number, since it uses less digits than its factorization.

57054266337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26605.

The product of its (nonzero) digits is 3175200, while the sum is 48.

The spelling of 57054266337 in words is "fifty-seven billion, fifty-four million, two hundred sixty-six thousand, three hundred thirty-seven".

Divisors: 1 3 19 57 79 237 487 1461 1501 4503 9253 26017 27759 38473 78051 115419 494323 730987 1482969 2055343 2192961 6166029 12670279 38010837 39051517 117154551 240735301 722205903 1000952041 3002856123 19018088779 57054266337