Base | Representation |
---|---|
bin | 10111010011101100… |
… | …10000110011111100 |
3 | 1012022001212222202022 |
4 | 23221312100303330 |
5 | 201111343004211 |
6 | 5425402215312 |
7 | 622042606022 |
oct | 135166206374 |
9 | 35261788668 |
10 | 12513250556 |
11 | 5341449394 |
12 | 25127b4538 |
13 | 12455a8b91 |
14 | 869c62712 |
15 | 4d3854bdb |
hex | 2e9d90cfc |
12513250556 has 12 divisors (see below), whose sum is σ = 22850283792. Its totient is φ = 5984598048.
The previous prime is 12513250501. The next prime is 12513250573. The reversal of 12513250556 is 65505231521.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68006705 + ... + 68006888.
It is an arithmetic number, because the mean of its divisors is an integer number (1904190316).
Almost surely, 212513250556 is an apocalyptic number.
It is an amenable number.
12513250556 is a deficient number, since it is larger than the sum of its proper divisors (10337033236).
12513250556 is a wasteful number, since it uses less digits than its factorization.
12513250556 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136013620 (or 136013618 counting only the distinct ones).
The product of its (nonzero) digits is 45000, while the sum is 35.
The spelling of 12513250556 in words is "twelve billion, five hundred thirteen million, two hundred fifty thousand, five hundred fifty-six".
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