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56601420 = 2235943357
BaseRepresentation
bin1101011111101…
…0101101001100
310221111122112220
43113322231030
5103442221140
65341055340
71255050501
oct327725514
9127448486
1056601420
1129a4a537
1216b57550
13b95a085
1477354a8
154e80bd0
hex35fab4c

56601420 has 24 divisors (see below), whose sum is σ = 158484144. Its totient is φ = 15093696.

The previous prime is 56601407. The next prime is 56601421. The reversal of 56601420 is 2410665.

It is not an unprimeable number, because it can be changed into a prime (56601421) 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, 471619 + ... + 471738.

It is an arithmetic number, because the mean of its divisors is an integer number (6603506).

Almost surely, 256601420 is an apocalyptic number.

It is an amenable number.

56601420 is an abundant number, since it is smaller than the sum of its proper divisors (101882724).

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

56601420 is a wasteful number, since it uses less digits than its factorization.

56601420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943369 (or 943367 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 56601420 is about 7523.3915224452. The cubic root of 56601420 is about 383.9509757293.

The spelling of 56601420 in words is "fifty-six million, six hundred one thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 943357 1886714 2830071 3773428 4716785 5660142 9433570 11320284 14150355 18867140 28300710 56601420