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13158954268 = 2253224327673
BaseRepresentation
bin11000100000101010…
…11011010100011100
31020222001220010201121
430100111123110130
5203422143014033
610013430020324
7644043160105
oct142025332434
936861803647
1013158954268
115642983119
122672aa76a4
1313192b7495
148cb9053ac
1552039e62d
hex31055b51c

13158954268 has 24 divisors (see below), whose sum is σ = 23473972368. Its totient is φ = 6452224896.

The previous prime is 13158954233. The next prime is 13158954293. The reversal of 13158954268 is 86245985131.

It is a happy number.

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, 461680 + ... + 489352.

It is an arithmetic number, because the mean of its divisors is an integer number (978082182).

Almost surely, 213158954268 is an apocalyptic number.

It is an amenable number.

13158954268 is a deficient number, since it is larger than the sum of its proper divisors (10315018100).

13158954268 is a wasteful number, since it uses less digits than its factorization.

13158954268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29973 (or 29971 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 52.

The spelling of 13158954268 in words is "thirteen billion, one hundred fifty-eight million, nine hundred fifty-four thousand, two hundred sixty-eight".

Divisors: 1 2 4 53 106 212 2243 4486 8972 27673 55346 110692 118879 237758 475516 1466669 2933338 5866676 62070539 124141078 248282156 3289738567 6579477134 13158954268