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56006764 = 22111272881
BaseRepresentation
bin1101010110100…
…1100001101100
310220101102211121
43111221201230
5103314204024
65320230324
71250023012
oct325514154
9126342747
1056006764
1129683790
121690b3a4
13b7ac4c8
14761c8b2
154db48e4
hex356986c

56006764 has 12 divisors (see below), whose sum is σ = 106922088. Its totient is φ = 25457600.

The previous prime is 56006761. The next prime is 56006777. The reversal of 56006764 is 46760065.

56006764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×560067642 = 6273515227503392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56006761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636397 + ... + 636484.

It is an arithmetic number, because the mean of its divisors is an integer number (8910174).

Almost surely, 256006764 is an apocalyptic number.

It is an amenable number.

56006764 is a deficient number, since it is larger than the sum of its proper divisors (50915324).

56006764 is a wasteful number, since it uses less digits than its factorization.

56006764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272896 (or 1272894 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 56006764 is about 7483.7666986618. The cubic root of 56006764 is about 382.6016395850.

The spelling of 56006764 in words is "fifty-six million, six thousand, seven hundred sixty-four".

Divisors: 1 2 4 11 22 44 1272881 2545762 5091524 14001691 28003382 56006764