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56168068 = 221117611231
BaseRepresentation
bin1101011001000…
…0111010000100
310220200122002211
43112100322010
5103334334233
65323513204
71251264205
oct326207204
9126618084
1056168068
11297839a0
1216988804
13b837a58
1476615ac
154de75cd
hex3590e84

56168068 has 48 divisors (see below), whose sum is σ = 115492608. Its totient is φ = 23616000.

The previous prime is 56168053. The next prime is 56168071. The reversal of 56168068 is 86086165.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56168068.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45013 + ... + 46243.

It is an arithmetic number, because the mean of its divisors is an integer number (2406096).

Almost surely, 256168068 is an apocalyptic number.

It is an amenable number.

56168068 is an abundant number, since it is smaller than the sum of its proper divisors (59324540).

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

56168068 is a wasteful number, since it uses less digits than its factorization.

56168068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324 (or 1322 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 56168068 is about 7494.5358762234. The cubic root of 56168068 is about 382.9685953885.

The spelling of 56168068 in words is "fifty-six million, one hundred sixty-eight thousand, sixty-eight".

Divisors: 1 2 4 11 17 22 34 44 61 68 122 187 244 374 671 748 1037 1231 1342 2074 2462 2684 4148 4924 11407 13541 20927 22814 27082 41854 45628 54164 75091 83708 150182 230197 300364 460394 826001 920788 1276547 1652002 2553094 3304004 5106188 14042017 28084034 56168068