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53313512570 = 2573128356923
BaseRepresentation
bin110001101001101110…
…111010010001111010
312002121111210001100122
4301221232322101322
51333141224400240
640254125333242
73565105244153
oct615156722172
9162544701318
1053313512570
11206790a709a
12a3ba707222
1350483a3656
14281a82692a
1515c07164b5
hexc69bba47a

53313512570 has 32 divisors (see below), whose sum is σ = 97356434112. Its totient is φ = 21016513152.

The previous prime is 53313512557. The next prime is 53313512579. The reversal of 53313512570 is 7521531335.

It is a self number, because there is not a number n which added to its sum of digits gives 53313512570.

It is not an unprimeable number, because it can be changed into a prime (53313512579) 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, 908129 + ... + 965051.

It is an arithmetic number, because the mean of its divisors is an integer number (3042388566).

Almost surely, 253313512570 is an apocalyptic number.

53313512570 is a deficient number, since it is larger than the sum of its proper divisors (44042921542).

53313512570 is a wasteful number, since it uses less digits than its factorization.

53313512570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58286.

The product of its (nonzero) digits is 47250, while the sum is 35.

The spelling of 53313512570 in words is "fifty-three billion, three hundred thirteen million, five hundred twelve thousand, five hundred seventy".

Divisors: 1 2 5 10 73 146 365 730 1283 2566 6415 12830 56923 93659 113846 187318 284615 468295 569230 936590 4155379 8310758 20776895 41553790 73032209 146064418 365161045 730322090 5331351257 10662702514 26656756285 53313512570