Base | Representation |
---|---|
bin | 111100101111101100… |
… | …0010010111000110001 |
3 | 110110201020020011000202 |
4 | 1321133120102320301 |
5 | 4114130000120332 |
6 | 135532203324545 |
7 | 12265440050015 |
oct | 1713730227061 |
9 | 413636204022 |
10 | 130449223217 |
11 | 50361205195 |
12 | 21347220755 |
13 | c3bbc8baa1 |
14 | 6457004545 |
15 | 35d74eba62 |
hex | 1e5f612e31 |
130449223217 has 2 divisors, whose sum is σ = 130449223218. Its totient is φ = 130449223216.
The previous prime is 130449223187. The next prime is 130449223231. The reversal of 130449223217 is 712322944031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 78266217121 + 52183006096 = 279761^2 + 228436^2 .
It is a cyclic number.
It is not a de Polignac number, because 130449223217 - 210 = 130449222193 is a prime.
It is not a weakly prime, because it can be changed into another prime (130449223297) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65224611608 + 65224611609.
It is an arithmetic number, because the mean of its divisors is an integer number (65224611609).
Almost surely, 2130449223217 is an apocalyptic number.
It is an amenable number.
130449223217 is a deficient number, since it is larger than the sum of its proper divisors (1).
130449223217 is an equidigital number, since it uses as much as digits as its factorization.
130449223217 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72576, while the sum is 38.
The spelling of 130449223217 in words is "one hundred thirty billion, four hundred forty-nine million, two hundred twenty-three thousand, two hundred seventeen".
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