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53952720374 = 2721095099923
BaseRepresentation
bin110010001111110101…
…010010110111110110
312011021001120011121202
4302033311102313312
51340443344022444
640441402012502
73616666361600
oct621765226766
9164231504552
1053952720374
11209769a4403
12a5587a7132
13511a949317
14287b698170
15160b8cb34e
hexc8fd52df6

53952720374 has 48 divisors (see below), whose sum is σ = 95201924400. Its totient is φ = 22863145536.

The previous prime is 53952720343. The next prime is 53952720379. The reversal of 53952720374 is 47302725935.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53952720379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5432177 + ... + 5442099.

It is an arithmetic number, because the mean of its divisors is an integer number (1983373425).

Almost surely, 253952720374 is an apocalyptic number.

53952720374 is a deficient number, since it is larger than the sum of its proper divisors (41249204026).

53952720374 is a wasteful number, since it uses less digits than its factorization.

53952720374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10557 (or 10550 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 47.

The spelling of 53952720374 in words is "fifty-three billion, nine hundred fifty-two million, seven hundred twenty thousand, three hundred seventy-four".

Divisors: 1 2 7 14 49 98 109 218 509 763 1018 1526 3563 5341 7126 9923 10682 19846 24941 49882 55481 69461 110962 138922 388367 486227 776734 972454 1081607 2163214 2718569 5050807 5437138 7571249 10101614 15142498 35355649 52998743 70711298 105997486 247489543 494979086 550537963 1101075926 3853765741 7707531482 26976360187 53952720374