Base | Representation |
---|---|
bin | 10101011100011011… |
… | …01000111110011110 |
3 | 1002201100021002100210 |
4 | 22232031220332132 |
5 | 142034230332021 |
6 | 5142222033250 |
7 | 555203503545 |
oct | 125615507636 |
9 | 32640232323 |
10 | 11512745886 |
11 | 4978710424 |
12 | 2293718826 |
13 | 1116223095 |
14 | 7b302315c |
15 | 475ac3e76 |
hex | 2ae368f9e |
11512745886 has 32 divisors (see below), whose sum is σ = 24250527360. Its totient is φ = 3633628896.
The previous prime is 11512745813. The next prime is 11512745897. The reversal of 11512745886 is 68854721511.
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, 190920 + ... + 243876.
It is an arithmetic number, because the mean of its divisors is an integer number (757828980).
Almost surely, 211512745886 is an apocalyptic number.
11512745886 is an abundant number, since it is smaller than the sum of its proper divisors (12737781474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11512745886 is a wasteful number, since it uses less digits than its factorization.
11512745886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54888.
The product of its digits is 537600, while the sum is 48.
The spelling of 11512745886 in words is "eleven billion, five hundred twelve million, seven hundred forty-five thousand, eight hundred eighty-six".
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