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130199929 = 3719917683
BaseRepresentation
bin1111100001010…
…11000101111001
3100001222211201121
413300223011321
5231312344204
620530345241
73140452426
oct760530571
9301884647
10130199929
1167549152
123772b221
1320c887a2
1413412d4d
15b66cb54
hex7c2b179

130199929 has 8 divisors (see below), whose sum is σ = 134398400. Its totient is φ = 126037296.

The previous prime is 130199903. The next prime is 130199981. The reversal of 130199929 is 929991031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130199929 - 27 = 130199801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130199129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479 + ... + 16204.

It is an arithmetic number, because the mean of its divisors is an integer number (16799800).

Almost surely, 2130199929 is an apocalyptic number.

It is an amenable number.

130199929 is a deficient number, since it is larger than the sum of its proper divisors (4198471).

130199929 is a wasteful number, since it uses less digits than its factorization.

130199929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17919.

The product of its (nonzero) digits is 39366, while the sum is 43.

The square root of 130199929 is about 11410.5183493126. The cubic root of 130199929 is about 506.8392611345.

The spelling of 130199929 in words is "one hundred thirty million, one hundred ninety-nine thousand, nine hundred twenty-nine".

Divisors: 1 37 199 7363 17683 654271 3518917 130199929