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56765286054 = 2331216186441
BaseRepresentation
bin110100110111011110…
…011000011010100110
312102112001220022102000
4310313132120122212
51412223403123204
642024433030130
74046460653541
oct646736303246
9172461808360
1056765286054
112208a584654
12b0026b5346
135478555b79
142a6702d858
151723799039
hexd377986a6

56765286054 has 32 divisors (see below), whose sum is σ = 126156912480. Its totient is φ = 18919987200.

The previous prime is 56765286043. The next prime is 56765286079. The reversal of 56765286054 is 45068256765.

56765286054 is a `hidden beast` number, since 5 + 6 + 7 + 6 + 5 + 28 + 605 + 4 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613474 + ... + 699914.

It is an arithmetic number, because the mean of its divisors is an integer number (3942403515).

Almost surely, 256765286054 is an apocalyptic number.

56765286054 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

56765286054 is an abundant number, since it is smaller than the sum of its proper divisors (69391626426).

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

56765286054 is a wasteful number, since it uses less digits than its factorization.

56765286054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98613 (or 98607 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 54.

The spelling of 56765286054 in words is "fifty-six billion, seven hundred sixty-five million, two hundred eighty-six thousand, fifty-four".

Divisors: 1 2 3 6 9 18 27 54 12161 24322 36483 72966 86441 109449 172882 218898 259323 328347 518646 656694 777969 1555938 2333907 4667814 1051209001 2102418002 3153627003 6307254006 9460881009 18921762018 28382643027 56765286054