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130231074 = 2340935303
BaseRepresentation
bin1111100001100…
…10101100100010
3100002001102110010
413300302230202
5231314343244
620531145350
73140642301
oct760625442
9302042403
10130231074
116756a596
1237745256
1320c99a0c
1413420438
15b676eb9
hex7c32b22

130231074 has 16 divisors (see below), whose sum is σ = 260574912. Its totient is φ = 43391568.

The previous prime is 130231069. The next prime is 130231081. The reversal of 130231074 is 470132031.

It is a self number, because there is not a number n which added to its sum of digits gives 130231074.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21907 + ... + 27209.

It is an arithmetic number, because the mean of its divisors is an integer number (16285932).

Almost surely, 2130231074 is an apocalyptic number.

130231074 is an abundant number, since it is smaller than the sum of its proper divisors (130343838).

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

130231074 is a wasteful number, since it uses less digits than its factorization.

130231074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9401.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 130231074 is about 11411.8830172763. The cubic root of 130231074 is about 506.8796714235.

The spelling of 130231074 in words is "one hundred thirty million, two hundred thirty-one thousand, seventy-four".

Divisors: 1 2 3 6 4093 5303 8186 10606 12279 15909 24558 31818 21705179 43410358 65115537 130231074