Base | Representation |
---|---|
bin | 111100100110010000… |
… | …1110011011111000011 |
3 | 110102220012002202021022 |
4 | 1321030201303133003 |
5 | 4113003013331211 |
6 | 135440544420055 |
7 | 12254546546366 |
oct | 1711441633703 |
9 | 412805082238 |
10 | 130132948931 |
11 | 50209725687 |
12 | 2127931762b |
13 | c36b5b363b |
14 | 6426dd60dd |
15 | 35b9875bdb |
hex | 1e4c8737c3 |
130132948931 has 2 divisors, whose sum is σ = 130132948932. Its totient is φ = 130132948930.
The previous prime is 130132948879. The next prime is 130132948937. The reversal of 130132948931 is 139849231031.
It is a strong prime.
It is an emirp because it is prime and its reverse (139849231031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130132948931 - 26 = 130132948867 is a prime.
It is a super-2 number, since 2×1301329489312 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (130132948937) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65066474465 + 65066474466.
It is an arithmetic number, because the mean of its divisors is an integer number (65066474466).
Almost surely, 2130132948931 is an apocalyptic number.
130132948931 is a deficient number, since it is larger than the sum of its proper divisors (1).
130132948931 is an equidigital number, since it uses as much as digits as its factorization.
130132948931 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 139968, while the sum is 44.
The spelling of 130132948931 in words is "one hundred thirty billion, one hundred thirty-two million, nine hundred forty-eight thousand, nine hundred thirty-one".
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