Base | Representation |
---|---|
bin | 1111100000101… |
… | …01110111100001 |
3 | 100001211102110202 |
4 | 13300111313201 |
5 | 231302103433 |
6 | 20524434545 |
7 | 3136641113 |
oct | 760256741 |
9 | 301742422 |
10 | 130112993 |
11 | 674998aa |
12 | 376a8a55 |
13 | 20c5804a |
14 | 133cd3b3 |
15 | b651ee8 |
hex | 7c15de1 |
130112993 has 2 divisors, whose sum is σ = 130112994. Its totient is φ = 130112992.
The previous prime is 130112989. The next prime is 130113013. The reversal of 130112993 is 399211031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 125059489 + 5053504 = 11183^2 + 2248^2 .
It is a cyclic number.
It is not a de Polignac number, because 130112993 - 22 = 130112989 is a prime.
It is not a weakly prime, because it can be changed into another prime (130112693) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65056496 + 65056497.
It is an arithmetic number, because the mean of its divisors is an integer number (65056497).
Almost surely, 2130112993 is an apocalyptic number.
It is an amenable number.
130112993 is a deficient number, since it is larger than the sum of its proper divisors (1).
130112993 is an equidigital number, since it uses as much as digits as its factorization.
130112993 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1458, while the sum is 29.
The square root of 130112993 is about 11406.7082455895. The cubic root of 130112993 is about 506.7264285367.
The spelling of 130112993 in words is "one hundred thirty million, one hundred twelve thousand, nine hundred ninety-three".
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