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130113285 = 35291132647
BaseRepresentation
bin1111100000101…
…01111100000101
3100001211102212120
413300111330011
5231302111120
620524440153
73136642011
oct760257405
9301742776
10130113285
116749a045
12376a9059
1320c58213
14133cd541
15b652140
hex7c15f05

130113285 has 32 divisors (see below), whose sum is σ = 217347840. Its totient is φ = 66382848.

The previous prime is 130113281. The next prime is 130113289. The reversal of 130113285 is 582311031.

It is an interprime number because it is at equal distance from previous prime (130113281) and next prime (130113289).

It is not a de Polignac number, because 130113285 - 22 = 130113281 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130113281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47832 + ... + 50478.

It is an arithmetic number, because the mean of its divisors is an integer number (6792120).

Almost surely, 2130113285 is an apocalyptic number.

130113285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130113285 is a deficient number, since it is larger than the sum of its proper divisors (87234555).

130113285 is a wasteful number, since it uses less digits than its factorization.

130113285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 130113285 is about 11406.7210450681. The cubic root of 130113285 is about 506.7268076021.

The spelling of 130113285 in words is "one hundred thirty million, one hundred thirteen thousand, two hundred eighty-five".

Divisors: 1 3 5 15 29 87 113 145 339 435 565 1695 2647 3277 7941 9831 13235 16385 39705 49155 76763 230289 299111 383815 897333 1151445 1495555 4486665 8674219 26022657 43371095 130113285