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130426808 = 23157103843
BaseRepresentation
bin1111100011000…
…10011110111000
3100002102100221112
413301202132320
5231342124213
620535255452
73142416041
oct761423670
9302370845
10130426808
1167693656
123781a588
1321037b35
14134718c8
15b6b4ea8
hex7c627b8

130426808 has 16 divisors (see below), whose sum is σ = 246110280. Its totient is φ = 64797408.

The previous prime is 130426759. The next prime is 130426817. The reversal of 130426808 is 808624031.

It is a super-2 number, since 2×1304268082 = 34022304490137728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50666 + ... + 53177.

Almost surely, 2130426808 is an apocalyptic number.

It is an amenable number.

130426808 is a deficient number, since it is larger than the sum of its proper divisors (115683472).

130426808 is a wasteful number, since it uses less digits than its factorization.

130426808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104006 (or 104002 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 130426808 is about 11420.4556826775. The cubic root of 130426808 is about 507.1334867352.

The spelling of 130426808 in words is "one hundred thirty million, four hundred twenty-six thousand, eight hundred eight".

Divisors: 1 2 4 8 157 314 628 1256 103843 207686 415372 830744 16303351 32606702 65213404 130426808