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56787414740 = 22571314730853
BaseRepresentation
bin110100111000110010…
…110010111011010100
312102120121112120020222
4310320302302323110
51412300034232430
642030543213512
74050150026630
oct647062627324
9172517476228
1056787414740
11220a1019221
12b009ba7298
135480003174
142a69d4ddc0
1517256ba9e5
hexd38cb2ed4

56787414740 has 48 divisors (see below), whose sum is σ = 136304579712. Its totient is φ = 19467858816.

The previous prime is 56787414701. The next prime is 56787414751. The reversal of 56787414740 is 4741478765.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1825154 + ... + 1856006.

It is an arithmetic number, because the mean of its divisors is an integer number (2839678744).

Almost surely, 256787414740 is an apocalyptic number.

It is an amenable number.

56787414740 is an abundant number, since it is smaller than the sum of its proper divisors (79517164972).

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

56787414740 is a wasteful number, since it uses less digits than its factorization.

56787414740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44016 (or 44014 counting only the distinct ones).

The product of its (nonzero) digits is 5268480, while the sum is 53.

The spelling of 56787414740 in words is "fifty-six billion, seven hundred eighty-seven million, four hundred fourteen thousand, seven hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 13147 26294 30853 52588 61706 65735 92029 123412 131470 154265 184058 215971 262940 308530 368116 431942 460145 617060 863884 920290 1079855 1840580 2159710 4319420 405624391 811248782 1622497564 2028121955 2839370737 4056243910 5678741474 8112487820 11357482948 14196853685 28393707370 56787414740