Base | Representation |
---|---|
bin | 1011011000010111010000… |
… | …0110011001110010101100 |
3 | 1122022020201120000201112111 |
4 | 2312011310012121302230 |
5 | 3120004002004200222 |
6 | 42340251244413404 |
7 | 2431022311250350 |
oct | 266056406316254 |
9 | 48266646021474 |
10 | 12513187568812 |
11 | 3a948a41899a7 |
12 | 14a1181247264 |
13 | 6c9cb0a332c8 |
14 | 3138da435460 |
15 | 16a76b6a6777 |
hex | b6174199cac |
12513187568812 has 24 divisors (see below), whose sum is σ = 25049786212640. Its totient is φ = 5357778013440.
The previous prime is 12513187568789. The next prime is 12513187568851. The reversal of 12513187568812 is 21886578131521.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208996989 + ... + 209056852.
Almost surely, 212513187568812 is an apocalyptic number.
It is an amenable number.
12513187568812 is an abundant number, since it is smaller than the sum of its proper divisors (12536598643828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12513187568812 is a wasteful number, since it uses less digits than its factorization.
12513187568812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418054921 (or 418054919 counting only the distinct ones).
The product of its digits is 6451200, while the sum is 58.
The spelling of 12513187568812 in words is "twelve trillion, five hundred thirteen billion, one hundred eighty-seven million, five hundred sixty-eight thousand, eight hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •