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53097913374 = 2311804513839
BaseRepresentation
bin110001011100111000…
…011101110000011110
312002001111002110212020
4301130320131300132
51332221031211444
640220504321010
73556546550112
oct613470356036
9162044073766
1053097913374
112057842a240
12a35a473166
13501281706c
1427d9d43742
1515ab82a119
hexc5ce1dc1e

53097913374 has 16 divisors (see below), whose sum is σ = 115849992960. Its totient is φ = 16090276760.

The previous prime is 53097913369. The next prime is 53097913439. The reversal of 53097913374 is 47331979035.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402256854 + ... + 402256985.

It is an arithmetic number, because the mean of its divisors is an integer number (7240624560).

Almost surely, 253097913374 is an apocalyptic number.

53097913374 is an abundant number, since it is smaller than the sum of its proper divisors (62752079586).

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

53097913374 is a wasteful number, since it uses less digits than its factorization.

53097913374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804513855.

The product of its (nonzero) digits is 2143260, while the sum is 51.

The spelling of 53097913374 in words is "fifty-three billion, ninety-seven million, nine hundred thirteen thousand, three hundred seventy-four".

Divisors: 1 2 3 6 11 22 33 66 804513839 1609027678 2413541517 4827083034 8849652229 17699304458 26548956687 53097913374