Base | Representation |
---|---|
bin | 10111111100110100… |
… | …11000111010000111 |
3 | 1020012010002112220022 |
4 | 23332122120322013 |
5 | 202313203441343 |
6 | 5523525125355 |
7 | 633432310466 |
oct | 137632307207 |
9 | 36163075808 |
10 | 12858265223 |
11 | 54a9178a81 |
12 | 25aa25985b |
13 | 129bc07b7b |
14 | 89d9d29dd |
15 | 503ca6568 |
hex | 2fe698e87 |
12858265223 has 2 divisors, whose sum is σ = 12858265224. Its totient is φ = 12858265222.
The previous prime is 12858265193. The next prime is 12858265261. The reversal of 12858265223 is 32256285821.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12858265223 - 28 = 12858264967 is a prime.
It is a super-2 number, since 2×128582652232 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12858265423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6429132611 + 6429132612.
It is an arithmetic number, because the mean of its divisors is an integer number (6429132612).
Almost surely, 212858265223 is an apocalyptic number.
12858265223 is a deficient number, since it is larger than the sum of its proper divisors (1).
12858265223 is an equidigital number, since it uses as much as digits as its factorization.
12858265223 is an evil number, because the sum of its binary digits is even.
The product of its digits is 460800, while the sum is 44.
The spelling of 12858265223 in words is "twelve billion, eight hundred fifty-eight million, two hundred sixty-five thousand, two hundred twenty-three".
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