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56790538 = 274056467
BaseRepresentation
bin1101100010100…
…0111000001010
310221212020222021
43120220320022
5104014244123
65345115054
71256466040
oct330507012
9127766867
1056790538
112a069632
1217028a8a
13b9c518c
147784390
154ebbc5d
hex3628e0a

56790538 has 8 divisors (see below), whose sum is σ = 97355232. Its totient is φ = 24338796.

The previous prime is 56790529. The next prime is 56790541. The reversal of 56790538 is 83509765.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 56790494 and 56790503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2028220 + ... + 2028247.

It is an arithmetic number, because the mean of its divisors is an integer number (12169404).

Almost surely, 256790538 is an apocalyptic number.

56790538 is a deficient number, since it is larger than the sum of its proper divisors (40564694).

56790538 is a wasteful number, since it uses less digits than its factorization.

56790538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056476.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 56790538 is about 7535.9497079001. The cubic root of 56790538 is about 384.3781223709.

The spelling of 56790538 in words is "fifty-six million, seven hundred ninety thousand, five hundred thirty-eight".

Divisors: 1 2 7 14 4056467 8112934 28395269 56790538