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57213573476 = 2229493220461
BaseRepresentation
bin110101010010001100…
…011101100101100100
312110200022102200010212
4311102030131211210
51414133133322401
642141125234552
74063543231133
oct652214354544
9173608380125
1057213573476
112229a630624
12b108862a58
13551a3a31b7
142aaa7a391a
15174cce9dbb
hexd5231d964

57213573476 has 12 divisors (see below), whose sum is σ = 103576297020. Its totient is φ = 27620345760.

The previous prime is 57213573467. The next prime is 57213573481. The reversal of 57213573476 is 67437531275.

It can be written as a sum of positive squares in 2 ways, for example, as 15270533476 + 41943040000 = 123574^2 + 204800^2 .

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 3 ways as a sum of consecutive naturals, for example, 246610115 + ... + 246610346.

It is an arithmetic number, because the mean of its divisors is an integer number (8631358085).

Almost surely, 257213573476 is an apocalyptic number.

It is an amenable number.

57213573476 is a deficient number, since it is larger than the sum of its proper divisors (46362723544).

57213573476 is a wasteful number, since it uses less digits than its factorization.

57213573476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493220494 (or 493220492 counting only the distinct ones).

The product of its digits is 3704400, while the sum is 50.

The spelling of 57213573476 in words is "fifty-seven billion, two hundred thirteen million, five hundred seventy-three thousand, four hundred seventy-six".

Divisors: 1 2 4 29 58 116 493220461 986440922 1972881844 14303393369 28606786738 57213573476