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56269437 = 372679497
BaseRepresentation
bin1101011010100…
…1101001111101
310220212210011020
43112221221331
5103401110222
65330014353
71252165560
oct326515175
9126783136
1056269437
1129843074
1216a173b9
13b871c33
14768a4d7
154e1765c
hex35a9a7d

56269437 has 8 divisors (see below), whose sum is σ = 85743936. Its totient is φ = 32153952.

The previous prime is 56269427. The next prime is 56269453. The reversal of 56269437 is 73496265.

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

It is not a de Polignac number, because 56269437 - 211 = 56267389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56269427) 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, 1339728 + ... + 1339769.

It is an arithmetic number, because the mean of its divisors is an integer number (10717992).

Almost surely, 256269437 is an apocalyptic number.

It is an amenable number.

56269437 is a deficient number, since it is larger than the sum of its proper divisors (29474499).

56269437 is a wasteful number, since it uses less digits than its factorization.

56269437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2679507.

The product of its digits is 272160, while the sum is 42.

The square root of 56269437 is about 7501.2956880795. The cubic root of 56269437 is about 383.1988437261.

The spelling of 56269437 in words is "fifty-six million, two hundred sixty-nine thousand, four hundred thirty-seven".

Divisors: 1 3 7 21 2679497 8038491 18756479 56269437