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56954881246 = 243719327691
BaseRepresentation
bin110101000010110001…
…101000010011011110
312110000021122202010011
4311002301220103132
51413120422144441
642055324433434
74054252334314
oct650261502336
9173007582104
1056954881246
112217760029a
12b0560a887a
1354a8909283
142a842a40b4
15173524a581
hexd42c684de

56954881246 has 16 divisors (see below), whose sum is σ = 88650384768. Its totient is φ = 27423408600.

The previous prime is 56954881211. The next prime is 56954881259. The reversal of 56954881246 is 64218845965.

It is a happy number.

It is a congruent number.

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, 4657740 + ... + 4669951.

It is an arithmetic number, because the mean of its divisors is an integer number (5540649048).

Almost surely, 256954881246 is an apocalyptic number.

56954881246 is a deficient number, since it is larger than the sum of its proper divisors (31695503522).

56954881246 is a wasteful number, since it uses less digits than its factorization.

56954881246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9327807.

The product of its digits is 16588800, while the sum is 58.

The spelling of 56954881246 in words is "fifty-six billion, nine hundred fifty-four million, eight hundred eighty-one thousand, two hundred forty-six".

Divisors: 1 2 43 71 86 142 3053 6106 9327691 18655382 401090713 662266061 802181426 1324532122 28477440623 56954881246