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56675742 = 239797381
BaseRepresentation
bin1101100000110…
…0110110011110
310221122102111120
43120030312132
5104002110432
65342431410
71255510254
oct330146636
9127572446
1056675742
1129aa0362
1216b92566
13b984b56
1477545d4
154e97c2c
hex360cd9e

56675742 has 16 divisors (see below), whose sum is σ = 114521232. Its totient is φ = 18696960.

The previous prime is 56675741. The next prime is 56675753. The reversal of 56675742 is 24757665.

It is a junction number, because it is equal to n+sod(n) for n = 56675694 and 56675703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56675741) 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, 48109 + ... + 49272.

It is an arithmetic number, because the mean of its divisors is an integer number (7157577).

Almost surely, 256675742 is an apocalyptic number.

56675742 is an abundant number, since it is smaller than the sum of its proper divisors (57845490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56675742 is a wasteful number, since it uses less digits than its factorization.

56675742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97483.

The product of its digits is 352800, while the sum is 42.

The square root of 56675742 is about 7528.3292967298. The cubic root of 56675742 is about 384.1189545747.

The spelling of 56675742 in words is "fifty-six million, six hundred seventy-five thousand, seven hundred forty-two".

Divisors: 1 2 3 6 97 194 291 582 97381 194762 292143 584286 9445957 18891914 28337871 56675742