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56395042 = 21119113421
BaseRepresentation
bin1101011100100…
…0010100100010
310221010011110021
43113020110202
5103414120132
65332424054
71253231014
oct327102442
9127104407
1056395042
1129919480
1216a7802a
13b8b7162
1476c01b4
154e3e997
hex35c8522

56395042 has 16 divisors (see below), whose sum is σ = 92772864. Its totient is φ = 25498000.

The previous prime is 56395037. The next prime is 56395051. The reversal of 56395042 is 24059365.

It is a junction number, because it is equal to n+sod(n) for n = 56394989 and 56395007.

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 7 ways as a sum of consecutive naturals, for example, 2509 + ... + 10912.

It is an arithmetic number, because the mean of its divisors is an integer number (5798304).

Almost surely, 256395042 is an apocalyptic number.

56395042 is a deficient number, since it is larger than the sum of its proper divisors (36377822).

56395042 is a wasteful number, since it uses less digits than its factorization.

56395042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13625.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 56395042 is about 7509.6632414510. The cubic root of 56395042 is about 383.4837581450.

The spelling of 56395042 in words is "fifty-six million, three hundred ninety-five thousand, forty-two".

Divisors: 1 2 11 22 191 382 2101 4202 13421 26842 147631 295262 2563411 5126822 28197521 56395042