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56708758490 = 2531182931479
BaseRepresentation
bin110100110100000110…
…101111101111011010
312102101010112102011112
4310310012233233122
51412114420232430
642015053300322
74045203331256
oct646406575732
9172333472145
1056708758490
112206068565a
12aba77946a2
1354699235c7
142a5d717266
15171d830195
hexd341afbda

56708758490 has 16 divisors (see below), whose sum is σ = 105368532480. Its totient is φ = 21951777360.

The previous prime is 56708758489. The next prime is 56708758501. The reversal of 56708758490 is 9485780765.

It is a happy 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, 91465430 + ... + 91466049.

It is an arithmetic number, because the mean of its divisors is an integer number (6585533280).

Almost surely, 256708758490 is an apocalyptic number.

56708758490 is a deficient number, since it is larger than the sum of its proper divisors (48659773990).

56708758490 is a wasteful number, since it uses less digits than its factorization.

56708758490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182931517.

The product of its (nonzero) digits is 16934400, while the sum is 59.

The spelling of 56708758490 in words is "fifty-six billion, seven hundred eight million, seven hundred fifty-eight thousand, four hundred ninety".

Divisors: 1 2 5 10 31 62 155 310 182931479 365862958 914657395 1829314790 5670875849 11341751698 28354379245 56708758490