Base | Representation |
---|---|
bin | 1111100001101… |
… | …00010111101001 |
3 | 100002001202212000 |
4 | 13300310113221 |
5 | 231320103204 |
6 | 20531241213 |
7 | 3141001263 |
oct | 760642751 |
9 | 302052760 |
10 | 130237929 |
11 | 67574758 |
12 | 37749209 |
13 | 20c9cb83 |
14 | 13422b33 |
15 | b679039 |
hex | 7c345e9 |
130237929 has 8 divisors (see below), whose sum is σ = 192945120. Its totient is φ = 86825268.
The previous prime is 130237909. The next prime is 130237931. The reversal of 130237929 is 929732031.
It is not a de Polignac number, because 130237929 - 28 = 130237673 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130237893 and 130237902.
It is not an unprimeable number, because it can be changed into a prime (130237909) 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, 2411787 + ... + 2411840.
It is an arithmetic number, because the mean of its divisors is an integer number (24118140).
Almost surely, 2130237929 is an apocalyptic number.
It is an amenable number.
130237929 is a deficient number, since it is larger than the sum of its proper divisors (62707191).
130237929 is an equidigital number, since it uses as much as digits as its factorization.
130237929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4823636 (or 4823630 counting only the distinct ones).
The product of its (nonzero) digits is 20412, while the sum is 36.
The square root of 130237929 is about 11412.1833581484. The cubic root of 130237929 is about 506.8885648442. Note that the first 3 decimals are identical.
The spelling of 130237929 in words is "one hundred thirty million, two hundred thirty-seven thousand, nine hundred twenty-nine".
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