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56841870810 = 23534915113593
BaseRepresentation
bin110100111100000010…
…100001110111011010
312102201102000012221110
4310330002201313122
51412403004331220
642040210321150
74051410633654
oct647402416732
9172642005843
1056841870810
112211983293a
12b0242891b6
13548b38b8aa
142a732876d4
15172a375be0
hexd3c0a1dda

56841870810 has 64 divisors (see below), whose sum is σ = 136940025600. Its totient is φ = 15100193280.

The previous prime is 56841870779. The next prime is 56841870851. The reversal of 56841870810 is 1807814865.

It is a happy number.

56841870810 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×568418708102 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56841870810.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15818374 + ... + 15821966.

It is an arithmetic number, because the mean of its divisors is an integer number (2139687900).

Almost surely, 256841870810 is an apocalyptic number.

56841870810 is an abundant number, since it is smaller than the sum of its proper divisors (80098154790).

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

56841870810 is a wasteful number, since it uses less digits than its factorization.

56841870810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5463.

The product of its (nonzero) digits is 430080, while the sum is 48.

The spelling of 56841870810 in words is "fifty-six billion, eight hundred forty-one million, eight hundred seventy thousand, eight hundred ten".

Divisors: 1 2 3 5 6 10 15 30 349 698 1047 1511 1745 2094 3022 3490 3593 4533 5235 7186 7555 9066 10470 10779 15110 17965 21558 22665 35930 45330 53895 107790 527339 1054678 1253957 1582017 2507914 2636695 3164034 3761871 5273390 5429023 6269785 7523742 7910085 10858046 12539570 15820170 16287069 18809355 27145115 32574138 37618710 54290230 81435345 162870690 1894729027 3789458054 5684187081 9473645135 11368374162 18947290270 28420935405 56841870810