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56255892 = 223711107569
BaseRepresentation
bin1101011010011…
…0010110010100
310220212002120120
43112212112110
5103400142032
65325431540
71252111230
oct326462624
9126762516
1056255892
1129833980
1216a0b5b0
13b868a14
1476855c0
154e1362c
hex35a6594

56255892 has 96 divisors (see below), whose sum is σ = 165473280. Its totient is φ = 14449920.

The previous prime is 56255891. The next prime is 56255923. The reversal of 56255892 is 29855265.

56255892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56255891) 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 31 ways as a sum of consecutive naturals, for example, 98584 + ... + 99152.

It is an arithmetic number, because the mean of its divisors is an integer number (1723680).

Almost surely, 256255892 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56255892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82736640).

56255892 is an abundant number, since it is smaller than the sum of its proper divisors (109217388).

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

56255892 is a wasteful number, since it uses less digits than its factorization.

56255892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701 (or 699 counting only the distinct ones).

The product of its digits is 216000, while the sum is 42.

The square root of 56255892 is about 7500.3927897144. The cubic root of 56255892 is about 383.1680937895.

The spelling of 56255892 in words is "fifty-six million, two hundred fifty-five thousand, eight hundred ninety-two".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 107 132 154 214 231 308 321 428 462 569 642 749 924 1138 1177 1284 1498 1707 2247 2276 2354 2996 3414 3531 3983 4494 4708 6259 6828 7062 7966 8239 8988 11949 12518 14124 15932 16478 18777 23898 24717 25036 32956 37554 43813 47796 49434 60883 75108 87626 98868 121766 131439 175252 182649 243532 262878 365298 426181 525756 669713 730596 852362 1278543 1339426 1704724 2009139 2557086 2678852 4018278 4687991 5114172 8036556 9375982 14063973 18751964 28127946 56255892