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56852718398 = 27311009312979
BaseRepresentation
bin110100111100101011…
…111010001100111110
312102202011102100000222
4310330223322030332
51412413243442043
642041235021342
74051602063410
oct647453721476
9172664370028
1056852718398
1122124971893
12b027a3a852
1354906b9198
142a748ac9b0
15172b2b9d68
hexd3cafa33e

56852718398 has 32 divisors (see below), whose sum is σ = 100623452160. Its totient is φ = 23575315680.

The previous prime is 56852718359. The next prime is 56852718407. The reversal of 56852718398 is 89381725865.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a self number, because there is not a number n which added to its sum of digits gives 56852718398.

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, 4373873 + ... + 4386851.

It is an arithmetic number, because the mean of its divisors is an integer number (3144482880).

Almost surely, 256852718398 is an apocalyptic number.

56852718398 is a deficient number, since it is larger than the sum of its proper divisors (43770733762).

56852718398 is a wasteful number, since it uses less digits than its factorization.

56852718398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23112.

The product of its digits is 29030400, while the sum is 62.

The spelling of 56852718398 in words is "fifty-six billion, eight hundred fifty-two million, seven hundred eighteen thousand, three hundred ninety-eight".

Divisors: 1 2 7 14 31 62 217 434 10093 12979 20186 25958 70651 90853 141302 181706 312883 402349 625766 804698 2190181 2816443 4380362 5632886 130997047 261994094 916979329 1833958658 4060908457 8121816914 28426359199 56852718398