Base | Representation |
---|---|
bin | 1111100010101… |
… | …11110010100101 |
3 | 100002100010212111 |
4 | 13301113302211 |
5 | 231334224023 |
6 | 20534321021 |
7 | 3142144255 |
oct | 761276245 |
9 | 302303774 |
10 | 130383013 |
11 | 67663762 |
12 | 377b9171 |
13 | 21020c17 |
14 | 1345d965 |
15 | b6a700d |
hex | 7c57ca5 |
130383013 has 4 divisors (see below), whose sum is σ = 138052620. Its totient is φ = 122713408.
The previous prime is 130382983. The next prime is 130383017. The reversal of 130383013 is 310383031.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 42810849 + 87572164 = 6543^2 + 9358^2 .
It is a cyclic number.
It is not a de Polignac number, because 130383013 - 25 = 130382981 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130383017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3834778 + ... + 3834811.
It is an arithmetic number, because the mean of its divisors is an integer number (34513155).
Almost surely, 2130383013 is an apocalyptic number.
It is an amenable number.
130383013 is a deficient number, since it is larger than the sum of its proper divisors (7669607).
130383013 is an equidigital number, since it uses as much as digits as its factorization.
130383013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7669606.
The product of its (nonzero) digits is 648, while the sum is 22.
The square root of 130383013 is about 11418.5381288499. The cubic root of 130383013 is about 507.0767182488.
The spelling of 130383013 in words is "one hundred thirty million, three hundred eighty-three thousand, thirteen".
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