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53303115320 = 23572132091959
BaseRepresentation
bin110001101001000111…
…001111111000111000
312002120210012211000022
4301221013033320320
51333131044142240
640253114430012
73564621001400
oct615107177070
9162523184008
1053303115320
1120673245524
12a3b7132308
1350461a3030
1428192bb800
1515be8609b5
hexc691cfe38

53303115320 has 96 divisors (see below), whose sum is σ = 150244567200. Its totient is φ = 16869549312.

The previous prime is 53303115247. The next prime is 53303115331. The reversal of 53303115320 is 2351130335.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 53303115320.

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 23 ways as a sum of consecutive naturals, for example, 1020500 + ... + 1071459.

It is an arithmetic number, because the mean of its divisors is an integer number (1565047575).

Almost surely, 253303115320 is an apocalyptic number.

It is an amenable number.

53303115320 is an abundant number, since it is smaller than the sum of its proper divisors (96941451880).

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

53303115320 is a wasteful number, since it uses less digits than its factorization.

53303115320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091997 (or 2091986 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 26.

Adding to 53303115320 its reverse (2351130335), we get a palindrome (55654245655).

The spelling of 53303115320 in words is "fifty-three billion, three hundred three million, one hundred fifteen thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 13 14 20 26 28 35 40 49 52 56 65 70 91 98 104 130 140 182 196 245 260 280 364 392 455 490 520 637 728 910 980 1274 1820 1960 2548 3185 3640 5096 6370 12740 25480 2091959 4183918 8367836 10459795 14643713 16735672 20919590 27195467 29287426 41839180 54390934 58574852 73218565 83678360 102505991 108781868 117149704 135977335 146437130 190368269 205011982 217563736 271954670 292874260 380736538 410023964 512529955 543909340 585748520 761473076 820047928 951841345 1025059910 1087818680 1332577883 1522946152 1903682690 2050119820 2665155766 3807365380 4100239640 5330311532 6662889415 7614730760 10660623064 13325778830 26651557660 53303115320