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53461903308 = 223112391694621
BaseRepresentation
bin110001110010100100…
…111110011111001100
312002222212000002011220
4301302210332133030
51333442221401213
640320550043340
73601556452212
oct616244763714
9162885002156
1053461903308
112074493a270
12a440349550
13507005ac18
142832412cb2
1515cd778e23
hexc7293e7cc

53461903308 has 48 divisors (see below), whose sum is σ = 136654318080. Its totient is φ = 16132782400.

The previous prime is 53461903307. The next prime is 53461903333. The reversal of 53461903308 is 80330916435.

It is a self number, because there is not a number n which added to its sum of digits gives 53461903308.

It is not an unprimeable number, because it can be changed into a prime (53461903307) 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, 815763 + ... + 878858.

It is an arithmetic number, because the mean of its divisors is an integer number (2846964960).

Almost surely, 253461903308 is an apocalyptic number.

It is an amenable number.

53461903308 is an abundant number, since it is smaller than the sum of its proper divisors (83192414772).

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

53461903308 is a wasteful number, since it uses less digits than its factorization.

53461903308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694878 (or 1694876 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 53461903308 in words is "fifty-three billion, four hundred sixty-one million, nine hundred three thousand, three hundred eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 239 478 717 956 1434 2629 2868 5258 7887 10516 15774 31548 1694621 3389242 5083863 6778484 10167726 18640831 20335452 37281662 55922493 74563324 111844986 223689972 405014419 810028838 1215043257 1620057676 2430086514 4455158609 4860173028 8910317218 13365475827 17820634436 26730951654 53461903308