Base | Representation |
---|---|
bin | 10111011001000111… |
… | …11101001001000011 |
3 | 1012102020120021120201 |
4 | 23230203331021003 |
5 | 201210022024133 |
6 | 5434110150031 |
7 | 623134615552 |
oct | 135443751103 |
9 | 35366507521 |
10 | 12558783043 |
11 | 5365118644 |
12 | 2525ab2317 |
13 | 1251b5b991 |
14 | 871d15d99 |
15 | 4d784ad7d |
hex | 2ec8fd243 |
12558783043 has 2 divisors, whose sum is σ = 12558783044. Its totient is φ = 12558783042.
The previous prime is 12558783019. The next prime is 12558783047. The reversal of 12558783043 is 34038785521.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12558783043 is a prime.
It is a super-2 number, since 2×125587830432 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12558782984 and 12558783002.
It is not a weakly prime, because it can be changed into another prime (12558783047) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6279391521 + 6279391522.
It is an arithmetic number, because the mean of its divisors is an integer number (6279391522).
Almost surely, 212558783043 is an apocalyptic number.
12558783043 is a deficient number, since it is larger than the sum of its proper divisors (1).
12558783043 is an equidigital number, since it uses as much as digits as its factorization.
12558783043 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 806400, while the sum is 46.
The spelling of 12558783043 in words is "twelve billion, five hundred fifty-eight million, seven hundred eighty-three thousand, forty-three".
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