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56132212 = 2225395527
BaseRepresentation
bin1101011000100…
…0001001110100
310220121210220211
43112020021310
5103332212322
65323035204
71251054523
oct326101164
9126553824
1056132212
1129759a64
121696bb04
13b824636
1476524ba
154ddbb77
hex3588274

56132212 has 12 divisors (see below), whose sum is σ = 98287840. Its totient is φ = 28049976.

The previous prime is 56132203. The next prime is 56132233. The reversal of 56132212 is 21223165.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 7393 + ... + 12919.

Almost surely, 256132212 is an apocalyptic number.

It is an amenable number.

56132212 is a deficient number, since it is larger than the sum of its proper divisors (42155628).

56132212 is a wasteful number, since it uses less digits than its factorization.

56132212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8070 (or 8068 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 56132212 is about 7492.1433515383. The cubic root of 56132212 is about 382.8870861760.

Adding to 56132212 its reverse (21223165), we get a palindrome (77355377).

The spelling of 56132212 in words is "fifty-six million, one hundred thirty-two thousand, two hundred twelve".

Divisors: 1 2 4 2539 5078 5527 10156 11054 22108 14033053 28066106 56132212