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56784115424 = 2513912766213
BaseRepresentation
bin110100111000100110…
…001101011011100000
312102120101022221110002
4310320212031123200
51412243213143144
642030344355132
74050110005631
oct647046153340
9172511287402
1056784115424
112209a175413
12b008a75aa8
13547c4194ca
142a69731888
15172526814e
hexd3898d6e0

56784115424 has 24 divisors (see below), whose sum is σ = 112598007480. Its totient is φ = 28187796096.

The previous prime is 56784115403. The next prime is 56784115471. The reversal of 56784115424 is 42451148765.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6378659 + ... + 6387554.

It is an arithmetic number, because the mean of its divisors is an integer number (4691583645).

Almost surely, 256784115424 is an apocalyptic number.

It is an amenable number.

56784115424 is a deficient number, since it is larger than the sum of its proper divisors (55813892056).

56784115424 is a wasteful number, since it uses less digits than its factorization.

56784115424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12766362 (or 12766354 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 47.

The spelling of 56784115424 in words is "fifty-six billion, seven hundred eighty-four million, one hundred fifteen thousand, four hundred twenty-four".

Divisors: 1 2 4 8 16 32 139 278 556 1112 2224 4448 12766213 25532426 51064852 102129704 204259408 408518816 1774503607 3549007214 7098014428 14196028856 28392057712 56784115424