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13031964302 = 2719237720611
BaseRepresentation
bin11000010001100001…
…11111111010001110
31020122012221101020112
430020300333322032
5203142140324202
65553052120022
7640641604010
oct141060777216
936565841215
1013031964302
115588227735
122638466012
1312c8bb3aa6
148b8aca1b0
15514167b52
hex308c3fe8e

13031964302 has 32 divisors (see below), whose sum is σ = 23527361280. Its totient is φ = 5288690880.

The previous prime is 13031964301. The next prime is 13031964317. The reversal of 13031964302 is 20346913031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13031964301) 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, 621977 + ... + 642587.

It is an arithmetic number, because the mean of its divisors is an integer number (735230040).

Almost surely, 213031964302 is an apocalyptic number.

13031964302 is a deficient number, since it is larger than the sum of its proper divisors (10495396978).

13031964302 is a wasteful number, since it uses less digits than its factorization.

13031964302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23016.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 13031964302 in words is "thirteen billion, thirty-one million, nine hundred sixty-four thousand, three hundred two".

Divisors: 1 2 7 14 19 38 133 266 2377 4754 16639 20611 33278 41222 45163 90326 144277 288554 316141 391609 632282 783218 2741263 5482526 48992347 97984694 342946429 685892858 930854593 1861709186 6515982151 13031964302