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56420262 = 2323134459
BaseRepresentation
bin1101011100111…
…0011110100110
310221011110001100
43113032132212
5103420422022
65333140530
71253364363
oct327163646
9127143040
1056420262
1129936418
1216a8a746
13b8c5792
1476c946a
154e471ac
hex35ce7a6

56420262 has 12 divisors (see below), whose sum is σ = 122243940. Its totient is φ = 18806748.

The previous prime is 56420261. The next prime is 56420267. The reversal of 56420262 is 26202465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56420261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1567212 + ... + 1567247.

It is an arithmetic number, because the mean of its divisors is an integer number (10186995).

Almost surely, 256420262 is an apocalyptic number.

56420262 is an abundant number, since it is smaller than the sum of its proper divisors (65823678).

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

56420262 is a wasteful number, since it uses less digits than its factorization.

56420262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134467 (or 3134464 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 56420262 is about 7511.3422235976. The cubic root of 56420262 is about 383.5409145822.

The spelling of 56420262 in words is "fifty-six million, four hundred twenty thousand, two hundred sixty-two".

Divisors: 1 2 3 6 9 18 3134459 6268918 9403377 18806754 28210131 56420262