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53012493296 = 247473325833
BaseRepresentation
bin110001010111110010…
…100111001111110000
312001211112100200112122
4301113302213033300
51332032144241141
640204213413412
73554461521020
oct612762471760
9161745320478
1053012493296
1120534196934
12a33593a268
134ccac09939
1427cc869a80
1515a40a564b
hexc57ca73f0

53012493296 has 20 divisors (see below), whose sum is σ = 117384806832. Its totient is φ = 22719639936.

The previous prime is 53012493277. The next prime is 53012493329. The reversal of 53012493296 is 69239421035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236662805 + ... + 236663028.

Almost surely, 253012493296 is an apocalyptic number.

53012493296 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53012493296 is an abundant number, since it is smaller than the sum of its proper divisors (64372313536).

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

53012493296 is a wasteful number, since it uses less digits than its factorization.

53012493296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473325848 (or 473325842 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 53012493296 in words is "fifty-three billion, twelve million, four hundred ninety-three thousand, two hundred ninety-six".

Divisors: 1 2 4 7 8 14 16 28 56 112 473325833 946651666 1893303332 3313280831 3786606664 6626561662 7573213328 13253123324 26506246648 53012493296