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56678902 = 274394151
BaseRepresentation
bin1101100000110…
…1100111110110
310221122120211121
43120031213312
5104002211102
65342454154
71255522420
oct330154766
9127576747
1056678902
1129aa2775
1216b9435a
13b986417
147755810
154e98b37
hex360d9f6

56678902 has 16 divisors (see below), whose sum is σ = 99424512. Its totient is φ = 23725800.

The previous prime is 56678827. The next prime is 56678903. The reversal of 56678902 is 20987665.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56678903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46474 + ... + 47677.

It is an arithmetic number, because the mean of its divisors is an integer number (6214032).

Almost surely, 256678902 is an apocalyptic number.

56678902 is a deficient number, since it is larger than the sum of its proper divisors (42745610).

56678902 is a wasteful number, since it uses less digits than its factorization.

56678902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94203.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 56678902 is about 7528.5391677270. The cubic root of 56678902 is about 384.1260933922.

The spelling of 56678902 in words is "fifty-six million, six hundred seventy-eight thousand, nine hundred two".

Divisors: 1 2 7 14 43 86 301 602 94151 188302 659057 1318114 4048493 8096986 28339451 56678902