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56854624884 = 22379124948017
BaseRepresentation
bin110100111100110011…
…001011101001110100
312102202022000012020120
4310330303023221310
51412414240444014
642041343531540
74051624223601
oct647463135164
9172668005216
1056854624884
1122125a541a2
12b0285b9bb0
135490c05b95
142a74c476a8
15172b544ba9
hexd3cccba74

56854624884 has 48 divisors (see below), whose sum is σ = 134450400000. Its totient is φ = 18696278016.

The previous prime is 56854624877. The next prime is 56854624889. The reversal of 56854624884 is 48842645865.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56854624889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1160044 + ... + 1208060.

It is an arithmetic number, because the mean of its divisors is an integer number (2801050000).

Almost surely, 256854624884 is an apocalyptic number.

It is an amenable number.

56854624884 is an abundant number, since it is smaller than the sum of its proper divisors (77595775116).

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

56854624884 is a wasteful number, since it uses less digits than its factorization.

56854624884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49352 (or 49350 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 60.

The spelling of 56854624884 in words is "fifty-six billion, eight hundred fifty-four million, six hundred twenty-four thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 12 79 158 237 316 474 948 1249 2498 3747 4996 7494 14988 48017 96034 98671 144051 192068 197342 288102 296013 394684 576204 592026 1184052 3793343 7586686 11380029 15173372 22760058 45520116 59973233 119946466 179919699 239892932 359839398 719678796 4737885407 9475770814 14213656221 18951541628 28427312442 56854624884