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56452132 = 221110112703
BaseRepresentation
bin1101011101011…
…0010000100100
310221020001202201
43113112100210
5103422432012
65333544244
71253556322
oct327262044
9127201681
1056452132
1129958360
1216aa5084
13b907139
1476d6d12
154e51857
hex35d6424

56452132 has 24 divisors (see below), whose sum is σ = 108847872. Its totient is φ = 25404000.

The previous prime is 56452129. The next prime is 56452133. The reversal of 56452132 is 23125465.

It is a self number, because there is not a number n which added to its sum of digits gives 56452132.

It is not an unprimeable number, because it can be changed into a prime (56452133) 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, 1908 + ... + 10795.

It is an arithmetic number, because the mean of its divisors is an integer number (4535328).

Almost surely, 256452132 is an apocalyptic number.

It is an amenable number.

56452132 is a deficient number, since it is larger than the sum of its proper divisors (52395740).

56452132 is a wasteful number, since it uses less digits than its factorization.

56452132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12819 (or 12817 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 56452132 is about 7513.4633824888. The cubic root of 56452132 is about 383.6131176507.

Adding to 56452132 its reverse (23125465), we get a palindrome (79577597).

It can be divided in two parts, 5645 and 2132, that added together give a palindrome (7777).

The spelling of 56452132 in words is "fifty-six million, four hundred fifty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 101 202 404 1111 2222 4444 12703 25406 50812 139733 279466 558932 1283003 2566006 5132012 14113033 28226066 56452132