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56693392 = 247272313
BaseRepresentation
bin1101100001000…
…1001010010000
310221200022201021
43120101022100
5104003142032
65343045224
71255612600
oct330211220
9127608637
1056693392
112a002648
1216ba0814
13b98cbb2
14775ac00
154e9d097
hex3611290

56693392 has 30 divisors (see below), whose sum is σ = 127778838. Its totient is φ = 24296832.

The previous prime is 56693387. The next prime is 56693423. The reversal of 56693392 is 29339665.

It can be written as a sum of positive squares in only one way, i.e., 55890576 + 802816 = 7476^2 + 896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35373 + ... + 36940.

Almost surely, 256693392 is an apocalyptic number.

It is an amenable number.

56693392 is an abundant number, since it is smaller than the sum of its proper divisors (71085446).

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

56693392 is a wasteful number, since it uses less digits than its factorization.

56693392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72335 (or 72322 counting only the distinct ones).

The product of its digits is 262440, while the sum is 43.

The square root of 56693392 is about 7529.5014443189. The cubic root of 56693392 is about 384.1588246358.

The spelling of 56693392 in words is "fifty-six million, six hundred ninety-three thousand, three hundred ninety-two".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 72313 144626 289252 506191 578504 1012382 1157008 2024764 3543337 4049528 7086674 8099056 14173348 28346696 56693392