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56904753 = 319998329
BaseRepresentation
bin1101100100010…
…0110000110001
310222002001122110
43121010300301
5104031423003
65351355533
71260453033
oct331046061
9128061573
1056904753
112a137424
1217082ba9
13ba35169
1477b3c53
154ee0a03
hex3644c31

56904753 has 8 divisors (see below), whose sum is σ = 79866400. Its totient is φ = 35939808.

The previous prime is 56904751. The next prime is 56904769. The reversal of 56904753 is 35740965.

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

It is not a de Polignac number, because 56904753 - 21 = 56904751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56904751) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 499108 + ... + 499221.

It is an arithmetic number, because the mean of its divisors is an integer number (9983300).

Almost surely, 256904753 is an apocalyptic number.

It is an amenable number.

56904753 is a deficient number, since it is larger than the sum of its proper divisors (22961647).

56904753 is a wasteful number, since it uses less digits than its factorization.

56904753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998351.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 56904753 is about 7543.5239112765. The cubic root of 56904753 is about 384.6356321043.

The spelling of 56904753 in words is "fifty-six million, nine hundred four thousand, seven hundred fifty-three".

Divisors: 1 3 19 57 998329 2994987 18968251 56904753