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56942662974 = 2325795338749
BaseRepresentation
bin110101000010000011…
…000001010100111110
312102222102122222210120
4311002003001110332
51413104310203344
642054210515410
74054043435451
oct650203012476
9172872588716
1056942662974
112217071554a
12b051b95b66
1354a621bb22
142a82803498
151734135219
hexd420c153e

56942662974 has 32 divisors (see below), whose sum is σ = 114451380000. Its totient is φ = 18886705152.

The previous prime is 56942662943. The next prime is 56942662981. The reversal of 56942662974 is 47926624965.

It is a congruent number.

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, 1450152 + ... + 1488900.

It is an arithmetic number, because the mean of its divisors is an integer number (3576605625).

Almost surely, 256942662974 is an apocalyptic number.

56942662974 is an abundant number, since it is smaller than the sum of its proper divisors (57508717026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56942662974 is a wasteful number, since it uses less digits than its factorization.

56942662974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39964.

The product of its digits is 39191040, while the sum is 60.

The spelling of 56942662974 in words is "fifty-six billion, nine hundred forty-two million, six hundred sixty-two thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 257 514 771 953 1542 1906 2859 5718 38749 77498 116247 232494 244921 489842 734763 1469526 9958493 19916986 29875479 36927797 59750958 73855594 110783391 221566782 9490443829 18980887658 28471331487 56942662974