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56383653 = 318794551
BaseRepresentation
bin1101011100010…
…1100010100101
310221002120211110
43113011202211
5103413234103
65332255233
71253152554
oct327054245
9127076743
1056383653
1129910967
1216a71519
13b8b1c11
1476b9d9b
154e3b403
hex35c58a5

56383653 has 4 divisors (see below), whose sum is σ = 75178208. Its totient is φ = 37589100.

The previous prime is 56383633. The next prime is 56383661. The reversal of 56383653 is 35638365.

56383653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56383653 - 26 = 56383589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56383633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9397273 + ... + 9397278.

It is an arithmetic number, because the mean of its divisors is an integer number (18794552).

Almost surely, 256383653 is an apocalyptic number.

It is an amenable number.

56383653 is a deficient number, since it is larger than the sum of its proper divisors (18794555).

56383653 is a wasteful number, since it uses less digits than its factorization.

56383653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18794554.

The product of its digits is 194400, while the sum is 39.

The square root of 56383653 is about 7508.9049135010. The cubic root of 56383653 is about 383.4579415105.

The spelling of 56383653 in words is "fifty-six million, three hundred eighty-three thousand, six hundred fifty-three".

Divisors: 1 3 18794551 56383653