Base | Representation |
---|---|
bin | 11000100111111110… |
… | …11111010001011111 |
3 | 1021010100100102221002 |
4 | 30103333133101133 |
5 | 204033344442114 |
6 | 10023501100515 |
7 | 645416541065 |
oct | 142377372137 |
9 | 37110312832 |
10 | 13220312159 |
11 | 567458121a |
12 | 268b55773b |
13 | 1328c1b522 |
14 | 8d5b18035 |
15 | 52596e7de |
hex | 313fdf45f |
13220312159 has 2 divisors, whose sum is σ = 13220312160. Its totient is φ = 13220312158.
The previous prime is 13220312129. The next prime is 13220312167. The reversal of 13220312159 is 95121302231.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13220312159 - 28 = 13220311903 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13220312129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610156079 + 6610156080.
It is an arithmetic number, because the mean of its divisors is an integer number (6610156080).
Almost surely, 213220312159 is an apocalyptic number.
13220312159 is a deficient number, since it is larger than the sum of its proper divisors (1).
13220312159 is an equidigital number, since it uses as much as digits as its factorization.
13220312159 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3240, while the sum is 29.
The spelling of 13220312159 in words is "thirteen billion, two hundred twenty million, three hundred twelve thousand, one hundred fifty-nine".
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