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130814908 = 2272667423
BaseRepresentation
bin1111100110000…
…01001110111100
3100010011002022121
413303001032330
5231442034113
620551452324
73145623400
oct763011674
9303132277
10130814908
11679291a4
12379870a4
1321142693
1413533100
15b73ee8d
hex7cc13bc

130814908 has 18 divisors (see below), whose sum is σ = 266302176. Its totient is φ = 56063448.

The previous prime is 130814903. The next prime is 130814917. The reversal of 130814908 is 809418031.

It is a happy number.

It is a super-2 number, since 2×1308149082 = 34225080310096928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130814903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333516 + ... + 333907.

Almost surely, 2130814908 is an apocalyptic number.

It is an amenable number.

130814908 is an abundant number, since it is smaller than the sum of its proper divisors (135487268).

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

130814908 is a wasteful number, since it uses less digits than its factorization.

130814908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667441 (or 667432 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 130814908 is about 11437.4345025447. The cubic root of 130814908 is about 507.6360000159.

The spelling of 130814908 in words is "one hundred thirty million, eight hundred fourteen thousand, nine hundred eight".

Divisors: 1 2 4 7 14 28 49 98 196 667423 1334846 2669692 4671961 9343922 18687844 32703727 65407454 130814908