Base | Representation |
---|---|
bin | 11000000101011011… |
… | …10110101101010101 |
3 | 1020101010222021200022 |
4 | 30002231312231111 |
5 | 202440200230020 |
6 | 5535024554525 |
7 | 635300145224 |
oct | 140255665525 |
9 | 36333867608 |
10 | 12930476885 |
11 | 5535a0a737 |
12 | 260a482a45 |
13 | 12b0b6c271 |
14 | 8a942ccbb |
15 | 50a2bc625 |
hex | 302b76b55 |
12930476885 has 16 divisors (see below), whose sum is σ = 16731610560. Its totient is φ = 9560914560.
The previous prime is 12930476861. The next prime is 12930476941. The reversal of 12930476885 is 58867403921.
It is not a de Polignac number, because 12930476885 - 26 = 12930476821 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1655987 + ... + 1663776.
It is an arithmetic number, because the mean of its divisors is an integer number (1045725660).
It is a 1-persistent number, because it is pandigital, but 2⋅12930476885 = 25860953770 is not.
Almost surely, 212930476885 is an apocalyptic number.
It is an amenable number.
12930476885 is a deficient number, since it is larger than the sum of its proper divisors (3801133675).
12930476885 is a wasteful number, since it uses less digits than its factorization.
12930476885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3319828.
The product of its (nonzero) digits is 2903040, while the sum is 53.
The spelling of 12930476885 in words is "twelve billion, nine hundred thirty million, four hundred seventy-six thousand, eight hundred eighty-five".
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