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56000188 = 2241933413
BaseRepresentation
bin1101010110011…
…1111010111100
310220101002211001
43111213322330
5103314001223
65320140044
71246664566
oct325477274
9126332731
1056000188
1129679852
1216907624
13b7a950a
14761a336
154db29ad
hex3567ebc

56000188 has 12 divisors (see below), whose sum is σ = 98237160. Its totient is φ = 27932432.

The previous prime is 56000179. The next prime is 56000213. The reversal of 56000188 is 88100065.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15031 + ... + 18382.

It is an arithmetic number, because the mean of its divisors is an integer number (8186430).

Almost surely, 256000188 is an apocalyptic number.

It is an amenable number.

56000188 is a deficient number, since it is larger than the sum of its proper divisors (42236972).

56000188 is a wasteful number, since it uses less digits than its factorization.

56000188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33836 (or 33834 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 56000188 is about 7483.3273348157. The cubic root of 56000188 is about 382.5866646862.

The spelling of 56000188 in words is "fifty-six million, one hundred eighty-eight", and thus it is an aban number.

Divisors: 1 2 4 419 838 1676 33413 66826 133652 14000047 28000094 56000188