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318160252916 = 221129249341891
BaseRepresentation
bin1001010000100111101…
…01000010111111110100
31010102020010122110102222
410220103311002333310
520203043011043131
6402054422221512
731662210346202
oct4502365027764
91112203573388
10318160252916
11112a27194090
12517b3284898
132400530aaac
1411582d66072
158421b6e87b
hex4a13d42ff4

318160252916 has 24 divisors (see below), whose sum is σ = 628341567840. Its totient is φ = 139631458400.

The previous prime is 318160252877. The next prime is 318160252931. The reversal of 318160252916 is 619252061813.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124669670 + ... + 124672221.

It is an arithmetic number, because the mean of its divisors is an integer number (26180898660).

Almost surely, 2318160252916 is an apocalyptic number.

It is an amenable number.

318160252916 is a deficient number, since it is larger than the sum of its proper divisors (310181314924).

318160252916 is a wasteful number, since it uses less digits than its factorization.

318160252916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249341935 (or 249341933 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 318160252916 in words is "three hundred eighteen billion, one hundred sixty million, two hundred fifty-two thousand, nine hundred sixteen".

Divisors: 1 2 4 11 22 29 44 58 116 319 638 1276 249341891 498683782 997367564 2742760801 5485521602 7230914839 10971043204 14461829678 28923659356 79540063229 159080126458 318160252916