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130002696 = 23321805593
BaseRepresentation
bin1111011111110…
…10111100001000
3100001121211011200
413233322330020
5231240041241
620522224200
73136001415
oct757727410
9301554150
10130002696
1167423a4a
1237655060
1320c19a95
14133a110c
15b62e4b6
hex7bfaf08

130002696 has 24 divisors (see below), whose sum is σ = 352090830. Its totient is φ = 43334208.

The previous prime is 130002671. The next prime is 130002701. The reversal of 130002696 is 696200031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 94361796 + 35640900 = 9714^2 + 5970^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 902725 + ... + 902868.

Almost surely, 2130002696 is an apocalyptic number.

It is an amenable number.

130002696 is an abundant number, since it is smaller than the sum of its proper divisors (222088134).

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

130002696 is a wasteful number, since it uses less digits than its factorization.

130002696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805605 (or 1805598 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 130002696 is about 11401.8724777994. The cubic root of 130002696 is about 506.5832037804.

The spelling of 130002696 in words is "one hundred thirty million, two thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1805593 3611186 5416779 7222372 10833558 14444744 16250337 21667116 32500674 43334232 65001348 130002696