Base | Representation |
---|---|
bin | 111100110001101010… |
… | …0110111111010011001 |
3 | 110110212211211001201222 |
4 | 1321203110313322121 |
5 | 4114243422411121 |
6 | 135542530421425 |
7 | 12300202615526 |
oct | 1714324677231 |
9 | 413784731658 |
10 | 130515435161 |
11 | 50395619201 |
12 | 21365431875 |
13 | c3cc902357 |
14 | 6461b1c14d |
15 | 35dd22a0ab |
hex | 1e63537e99 |
130515435161 has 2 divisors, whose sum is σ = 130515435162. Its totient is φ = 130515435160.
The previous prime is 130515435139. The next prime is 130515435179. The reversal of 130515435161 is 161534515031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 130226435161 + 289000000 = 360869^2 + 17000^2 .
It is a cyclic number.
It is not a de Polignac number, because 130515435161 - 218 = 130515173017 is a prime.
It is not a weakly prime, because it can be changed into another prime (130515435761) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65257717580 + 65257717581.
It is an arithmetic number, because the mean of its divisors is an integer number (65257717581).
Almost surely, 2130515435161 is an apocalyptic number.
It is an amenable number.
130515435161 is a deficient number, since it is larger than the sum of its proper divisors (1).
130515435161 is an equidigital number, since it uses as much as digits as its factorization.
130515435161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27000, while the sum is 35.
The spelling of 130515435161 in words is "one hundred thirty billion, five hundred fifteen million, four hundred thirty-five thousand, one hundred sixty-one".
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