Base | Representation |
---|---|
bin | 1111100101000… |
… | …10100100110001 |
3 | 100002220201001112 |
4 | 13302202210301 |
5 | 231424024304 |
6 | 20545043105 |
7 | 3144561311 |
oct | 762424461 |
9 | 302821045 |
10 | 130689329 |
11 | 67852911 |
12 | 37926495 |
13 | 210ca484 |
14 | 134dd441 |
15 | b717b6e |
hex | 7ca2931 |
130689329 has 8 divisors (see below), whose sum is σ = 133603680. Its totient is φ = 127803456.
The previous prime is 130689323. The next prime is 130689331. The reversal of 130689329 is 923986031.
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 130689329 - 28 = 130689073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130689323) by changing a digit.
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, 2297 + ... + 16329.
It is an arithmetic number, because the mean of its divisors is an integer number (16700460).
Almost surely, 2130689329 is an apocalyptic number.
It is an amenable number.
130689329 is a deficient number, since it is larger than the sum of its proper divisors (2914351).
130689329 is a wasteful number, since it uses less digits than its factorization.
130689329 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14239.
The product of its (nonzero) digits is 69984, while the sum is 41.
The square root of 130689329 is about 11431.9433606015. The cubic root of 130689329 is about 507.4735087727.
The spelling of 130689329 in words is "one hundred thirty million, six hundred eighty-nine thousand, three hundred twenty-nine".
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