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12716201953 = 7131931673541
BaseRepresentation
bin10111101011111000…
…11101011111100001
31012211012202222201201
423311330131133201
5202020321430303
65501452201201
7630055635040
oct136574353741
935735688651
1012716201953
115435a67814
12256a769201
131278657670
14888bb2557
154e659381d
hex2f5f1d7e1

12716201953 has 64 divisors (see below), whose sum is σ = 17264558080. Its totient is φ = 9083923200.

The previous prime is 12716201941. The next prime is 12716201989. The reversal of 12716201953 is 35910261721.

It is a cyclic number.

It is not a de Polignac number, because 12716201953 - 213 = 12716193761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12716201903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3589363 + ... + 3592903.

It is an arithmetic number, because the mean of its divisors is an integer number (269758720).

Almost surely, 212716201953 is an apocalyptic number.

12716201953 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12716201953 is a deficient number, since it is larger than the sum of its proper divisors (4548356127).

12716201953 is a wasteful number, since it uses less digits than its factorization.

12716201953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3678.

The product of its (nonzero) digits is 22680, while the sum is 37.

The spelling of 12716201953 in words is "twelve billion, seven hundred sixteen million, two hundred one thousand, nine hundred fifty-three".

Divisors: 1 7 13 19 31 67 91 133 217 247 403 469 589 871 1273 1729 2077 2821 3541 4123 6097 7657 8911 14539 16549 24787 27001 39463 46033 53599 67279 109771 115843 189007 237247 276241 322231 470953 513019 768397 874627 1427023 1660729 2085649 3084211 3591133 4507693 6122389 7354657 9989161 14599543 21589477 27113437 31553851 51482599 58600009 95610541 139738483 189794059 410200063 669273787 978169381 1816600279 12716201953