Base | Representation |
---|---|
bin | 10110100110011000… |
… | …01100000010001011 |
3 | 1011022120121110122211 |
4 | 23103030030002023 |
5 | 144322034402222 |
6 | 5323542525551 |
7 | 606445560034 |
oct | 132314140213 |
9 | 34276543584 |
10 | 12133122187 |
11 | 516691630a |
12 | 24274368b7 |
13 | 11b4904454 |
14 | 831591a8b |
15 | 4b02b9277 |
hex | 2d330c08b |
12133122187 has 2 divisors, whose sum is σ = 12133122188. Its totient is φ = 12133122186.
The previous prime is 12133122179. The next prime is 12133122191. The reversal of 12133122187 is 78122133121.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12133122187 - 23 = 12133122179 is a prime.
It is not a weakly prime, because it can be changed into another prime (12133122487) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066561093 + 6066561094.
It is an arithmetic number, because the mean of its divisors is an integer number (6066561094).
Almost surely, 212133122187 is an apocalyptic number.
12133122187 is a deficient number, since it is larger than the sum of its proper divisors (1).
12133122187 is an equidigital number, since it uses as much as digits as its factorization.
12133122187 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4032, while the sum is 31.
The spelling of 12133122187 in words is "twelve billion, one hundred thirty-three million, one hundred twenty-two thousand, one hundred eighty-seven".
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