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56982415960 = 2352415911039
BaseRepresentation
bin110101000100011010…
…101010101001011000
312110002012110122122101
4311010122222221120
51413144444302320
642102150533144
74055035354411
oct650432525130
9173065418571
1056982415960
11221910a7558
12b0633671b4
1354b152a0c2
142a87bd0808
151737888c0a
hexd446aaa58

56982415960 has 32 divisors (see below), whose sum is σ = 128742451200. Its totient is φ = 22698385920.

The previous prime is 56982415951. The next prime is 56982416003. The reversal of 56982415960 is 6951428965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2945880 + ... + 2965159.

It is an arithmetic number, because the mean of its divisors is an integer number (4023201600).

Almost surely, 256982415960 is an apocalyptic number.

It is an amenable number.

56982415960 is an abundant number, since it is smaller than the sum of its proper divisors (71760035240).

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

56982415960 is a wasteful number, since it uses less digits than its factorization.

56982415960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5911291 (or 5911287 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 56982415960 in words is "fifty-six billion, nine hundred eighty-two million, four hundred fifteen thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 241 482 964 1205 1928 2410 4820 9640 5911039 11822078 23644156 29555195 47288312 59110390 118220780 236441560 1424560399 2849120798 5698241596 7122801995 11396483192 14245603990 28491207980 56982415960