Base | Representation |
---|---|
bin | 10111111111001100… |
… | …10011000100111011 |
3 | 1020020111112112021112 |
4 | 23333212103010323 |
5 | 202333302224113 |
6 | 5525515430535 |
7 | 634063406315 |
oct | 137746230473 |
9 | 36214475245 |
10 | 12878164283 |
11 | 550942a486 |
12 | 25b4a5544b |
13 | 12a308436a |
14 | 8a24d27b5 |
15 | 5058d75a8 |
hex | 2ff99313b |
12878164283 has 2 divisors, whose sum is σ = 12878164284. Its totient is φ = 12878164282.
The previous prime is 12878164259. The next prime is 12878164361. The reversal of 12878164283 is 38246187821.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12878164283 - 220 = 12877115707 is a prime.
It is not a weakly prime, because it can be changed into another prime (12878164483) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6439082141 + 6439082142.
It is an arithmetic number, because the mean of its divisors is an integer number (6439082142).
Almost surely, 212878164283 is an apocalyptic number.
12878164283 is a deficient number, since it is larger than the sum of its proper divisors (1).
12878164283 is an equidigital number, since it uses as much as digits as its factorization.
12878164283 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1032192, while the sum is 50.
The spelling of 12878164283 in words is "twelve billion, eight hundred seventy-eight million, one hundred sixty-four thousand, two hundred eighty-three".
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