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52353786731880 = 23351725663620947
BaseRepresentation
bin10111110011101100100001…
…10111000101110101101000
320212100222021102011020001210
423321312100313011311220
523330231023400410010
6303202555251513120
714012302432503114
oct1371662067056550
9225328242136053
1052353786731880
11157551308279a7
125a566212b87a0
132329c30225aca
14ccdd18806744
1560bc9733ab20
hex2f9d90dc5d68

52353786731880 has 64 divisors (see below), whose sum is σ = 166300263743040. Its totient is φ = 13139773924352.

The previous prime is 52353786731879. The next prime is 52353786731881. The reversal of 52353786731880 is 8813768735325.

It is an interprime number because it is at equal distance from previous prime (52353786731879) and next prime (52353786731881).

It is not an unprimeable number, because it can be changed into a prime (52353786731881) 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, 12831808434 + ... + 12831812513.

It is an arithmetic number, because the mean of its divisors is an integer number (2598441620985).

Almost surely, 252353786731880 is an apocalyptic number.

It is an amenable number.

52353786731880 is an abundant number, since it is smaller than the sum of its proper divisors (113946477011160).

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

52353786731880 is a wasteful number, since it uses less digits than its factorization.

52353786731880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25663620978 (or 25663620974 counting only the distinct ones).

The product of its (nonzero) digits is 203212800, while the sum is 66.

The spelling of 52353786731880 in words is "fifty-two trillion, three hundred fifty-three billion, seven hundred eighty-six million, seven hundred thirty-one thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1020 2040 25663620947 51327241894 76990862841 102654483788 128318104735 153981725682 205308967576 256636209470 307963451364 384954314205 436281556099 513272418940 615926902728 769908628410 872563112198 1026544837880 1308844668297 1539817256820 1745126224396 2181407780495 2617689336594 3079634513640 3490252448792 4362815560990 5235378673188 6544223341485 8725631121980 10470757346376 13088446682970 17451262243960 26176893365940 52353786731880