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56830846672 = 2429269455317
BaseRepresentation
bin110100111011011000…
…011110011011010000
312102200122021010200001
4310323120132123100
51412342144043142
642035134135344
74051215140425
oct647330363320
9172618233601
1056830846672
1122113593286
12b020651554
135488ccbb32
142a71a17d4c
1517293e95b7
hexd3b61e6d0

56830846672 has 40 divisors (see below), whose sum is σ = 114330349800. Its totient is φ = 27333530112.

The previous prime is 56830846661. The next prime is 56830846693. The reversal of 56830846672 is 27664803865.

It can be written as a sum of positive squares in 4 ways, for example, as 1926858816 + 54903987856 = 43896^2 + 234316^2 .

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 102843 + ... + 352474.

It is an arithmetic number, because the mean of its divisors is an integer number (2858258745).

Almost surely, 256830846672 is an apocalyptic number.

It is an amenable number.

56830846672 is an abundant number, since it is smaller than the sum of its proper divisors (57499503128).

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

56830846672 is a wasteful number, since it uses less digits than its factorization.

56830846672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455623 (or 455617 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 56830846672 in words is "fifty-six billion, eight hundred thirty million, eight hundred forty-six thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 29 58 116 232 269 464 538 1076 2152 4304 7801 15602 31204 62408 124816 455317 910634 1821268 3642536 7285072 13204193 26408386 52816772 105633544 122480273 211267088 244960546 489921092 979842184 1959684368 3551927917 7103855834 14207711668 28415423336 56830846672