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56204712 = 2333260207
BaseRepresentation
bin1101011001100…
…1110110101000
310220202111101000
43112121312220
5103342022322
65324355000
71251506064
oct326316650
9126674330
1056204712
11297a9483
12169a5a60
13b84b635
147670aa4
154e033ac
hex3599da8

56204712 has 32 divisors (see below), whose sum is σ = 156124800. Its totient is φ = 18734832.

The previous prime is 56204693. The next prime is 56204713. The reversal of 56204712 is 21740265.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (56204713) 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, 129888 + ... + 130319.

It is an arithmetic number, because the mean of its divisors is an integer number (4878900).

Almost surely, 256204712 is an apocalyptic number.

It is an amenable number.

56204712 is an abundant number, since it is smaller than the sum of its proper divisors (99920088).

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

56204712 is a wasteful number, since it uses less digits than its factorization.

56204712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260222 (or 260212 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 56204712 is about 7496.9801920507. The cubic root of 56204712 is about 383.0518600796.

Adding to 56204712 its reverse (21740265), we get a palindrome (77944977).

The spelling of 56204712 in words is "fifty-six million, two hundred four thousand, seven hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 260207 520414 780621 1040828 1561242 2081656 2341863 3122484 4683726 6244968 7025589 9367452 14051178 18734904 28102356 56204712