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56056004 = 221719431009
BaseRepresentation
bin1101010111010…
…1100011000100
310220110221101022
43111311203010
5103322243004
65321250312
71250316404
oct325654304
9126427338
1056056004
1129707784
1216933998
13b7c8a44
147632804
154dc42be
hex35758c4

56056004 has 48 divisors (see below), whose sum is σ = 111988800. Its totient is φ = 24385536.

The previous prime is 56056001. The next prime is 56056057. The reversal of 56056004 is 40065065.

56056004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56056001) 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 15 ways as a sum of consecutive naturals, for example, 55052 + ... + 56060.

It is an arithmetic number, because the mean of its divisors is an integer number (2333100).

Almost surely, 256056004 is an apocalyptic number.

It is an amenable number.

56056004 is a deficient number, since it is larger than the sum of its proper divisors (55932796).

56056004 is a wasteful number, since it uses less digits than its factorization.

56056004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092 (or 1090 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 56056004 is about 7487.0557631154. The cubic root of 56056004 is about 382.7137319171.

The spelling of 56056004 in words is "fifty-six million, fifty-six thousand, four", and thus it is an eban number.

Divisors: 1 2 4 17 19 34 38 43 68 76 86 172 323 646 731 817 1009 1292 1462 1634 2018 2924 3268 4036 13889 17153 19171 27778 34306 38342 43387 55556 68612 76684 86774 173548 325907 651814 737579 824353 1303628 1475158 1648706 2950316 3297412 14014001 28028002 56056004