Base | Representation |
---|---|
bin | 101000001111100111… |
… | …0001000101101000111 |
3 | 22021001222101122212212 |
4 | 1100133032020231013 |
5 | 2403443311122122 |
6 | 103411403534035 |
7 | 6146434420463 |
oct | 1203716105507 |
9 | 267058348785 |
10 | 86423145287 |
11 | 33719681216 |
12 | 148bab2a31b |
13 | 81c3a870bb |
14 | 427bc554a3 |
15 | 23ac33cce2 |
hex | 141f388b47 |
86423145287 has 2 divisors, whose sum is σ = 86423145288. Its totient is φ = 86423145286.
The previous prime is 86423145283. The next prime is 86423145323. The reversal of 86423145287 is 78254132468.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 86423145287 - 22 = 86423145283 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (86423145283) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43211572643 + 43211572644.
It is an arithmetic number, because the mean of its divisors is an integer number (43211572644).
Almost surely, 286423145287 is an apocalyptic number.
86423145287 is a deficient number, since it is larger than the sum of its proper divisors (1).
86423145287 is an equidigital number, since it uses as much as digits as its factorization.
86423145287 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2580480, while the sum is 50.
The spelling of 86423145287 in words is "eighty-six billion, four hundred twenty-three million, one hundred forty-five thousand, two hundred eighty-seven".
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