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56012373 = 326439679
BaseRepresentation
bin1101010110101…
…0111001010101
310220101201112100
43111222321111
5103314343443
65320312313
71250045244
oct325527125
9126351470
1056012373
1129687a1a
1216912699
13b7b1c21
14762095b
154db63d3
hex356ae55

56012373 has 12 divisors (see below), whose sum is σ = 81040960. Its totient is φ = 37279656.

The previous prime is 56012371. The next prime is 56012423. The reversal of 56012373 is 37321065.

It is a happy number.

It is not a de Polignac number, because 56012373 - 21 = 56012371 is a prime.

It is a super-2 number, since 2×560123732 = 6274771858182258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56012371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 948 + ... + 10626.

Almost surely, 256012373 is an apocalyptic number.

It is an amenable number.

56012373 is a deficient number, since it is larger than the sum of its proper divisors (25028587).

56012373 is a wasteful number, since it uses less digits than its factorization.

56012373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328 (or 10325 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 56012373 is about 7484.1414337250. The cubic root of 56012373 is about 382.6144115004.

The spelling of 56012373 in words is "fifty-six million, twelve thousand, three hundred seventy-three".

Divisors: 1 3 9 643 1929 5787 9679 29037 87111 6223597 18670791 56012373