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56903245848 = 2335285110267
BaseRepresentation
bin110100111111101100…
…101010000000011000
312102212200111101200000
4310333230222000120
51413014212331343
642050242013000
74053054415641
oct647754520030
9172780441600
1056903245848
1122150442909
12b040947160
13549acca697
142a7b4a26c8
15173094aed3
hexd3fb2a018

56903245848 has 96 divisors (see below), whose sum is σ = 159892474560. Its totient is φ = 18959248800.

The previous prime is 56903245837. The next prime is 56903245907. The reversal of 56903245848 is 84854230965.

56903245848 is a `hidden beast` number, since 56 + 9 + 0 + 3 + 2 + 4 + 584 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 56903245794 and 56903245803.

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 23 ways as a sum of consecutive naturals, for example, 5537211 + ... + 5547477.

It is an arithmetic number, because the mean of its divisors is an integer number (1665546610).

Almost surely, 256903245848 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 56903245848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79946237280).

56903245848 is an abundant number, since it is smaller than the sum of its proper divisors (102989228712).

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

56903245848 is a wasteful number, since it uses less digits than its factorization.

56903245848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13139 (or 13123 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 56903245848 in words is "fifty-six billion, nine hundred three million, two hundred forty-five thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 243 324 486 648 972 1944 2851 5702 8553 10267 11404 17106 20534 22808 25659 30801 34212 41068 51318 61602 68424 76977 82136 92403 102636 123204 153954 184806 205272 230931 246408 277209 307908 369612 461862 554418 615816 692793 739224 831627 923724 1108836 1385586 1663254 1847448 2217672 2494881 2771172 3326508 4989762 5542344 6653016 9979524 19959048 29271217 58542434 87813651 117084868 175627302 234169736 263440953 351254604 526881906 702509208 790322859 1053763812 1580645718 2107527624 2370968577 3161291436 4741937154 6322582872 7112905731 9483874308 14225811462 18967748616 28451622924 56903245848