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13079470158 = 23212719312963
BaseRepresentation
bin11000010111001100…
…01110000001001110
31020202112022221000200
430023212032001032
5203241321021113
610001510234330
7642056443026
oct141346160116
936675287020
1013079470158
115602024577
1226503559a6
1313059a7b71
148c1134a86
155183ed873
hex30b98e04e

13079470158 has 48 divisors (see below), whose sum is σ = 28586428416. Its totient is φ = 4321794960.

The previous prime is 13079470133. The next prime is 13079470163. The reversal of 13079470158 is 85107497031.

It is a super-2 number, since 2×130794701582 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4412785 + ... + 4415747.

It is an arithmetic number, because the mean of its divisors is an integer number (595550592).

Almost surely, 213079470158 is an apocalyptic number.

13079470158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13079470158 is an abundant number, since it is smaller than the sum of its proper divisors (15506958258).

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

13079470158 is a wasteful number, since it uses less digits than its factorization.

13079470158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029 (or 5026 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 13079470158 in words is "thirteen billion, seventy-nine million, four hundred seventy thousand, one hundred fifty-eight".

Divisors: 1 2 3 6 9 18 127 254 381 762 1143 1931 2286 2963 3862 5793 5926 8889 11586 17379 17778 26667 34758 53334 245237 376301 490474 735711 752602 1128903 1471422 2207133 2257806 3386709 4414266 5721553 6773418 11443106 17164659 34329318 51493977 102987954 726637231 1453274462 2179911693 4359823386 6539735079 13079470158