Base | Representation |
---|---|
bin | 11000000101111000… |
… | …01001010100111001 |
3 | 1020101102000121121021 |
4 | 30002330021110321 |
5 | 202442130120121 |
6 | 5535241142441 |
7 | 635344040266 |
oct | 140274112471 |
9 | 36342017537 |
10 | 12934223161 |
11 | 5538039332 |
12 | 260b78aa21 |
13 | 12b18814b2 |
14 | 8a9b2626d |
15 | 50a7ac641 |
hex | 302f09539 |
12934223161 has 2 divisors, whose sum is σ = 12934223162. Its totient is φ = 12934223160.
The previous prime is 12934223149. The next prime is 12934223201. The reversal of 12934223161 is 16132243921.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12759057936 + 175165225 = 112956^2 + 13235^2 .
It is a cyclic number.
It is not a de Polignac number, because 12934223161 - 25 = 12934223129 is a prime.
It is not a weakly prime, because it can be changed into another prime (12934220161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6467111580 + 6467111581.
It is an arithmetic number, because the mean of its divisors is an integer number (6467111581).
Almost surely, 212934223161 is an apocalyptic number.
It is an amenable number.
12934223161 is a deficient number, since it is larger than the sum of its proper divisors (1).
12934223161 is an equidigital number, since it uses as much as digits as its factorization.
12934223161 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 15552, while the sum is 34.
The spelling of 12934223161 in words is "twelve billion, nine hundred thirty-four million, two hundred twenty-three thousand, one hundred sixty-one".
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