Base | Representation |
---|---|
bin | 11000011011001011… |
… | …01100001000001111 |
3 | 1020211212012121122010 |
4 | 30031211230020033 |
5 | 203323344321100 |
6 | 10005102352303 |
7 | 642643455453 |
oct | 141545541017 |
9 | 36755177563 |
10 | 13112885775 |
11 | 5619978190 |
12 | 265b58b693 |
13 | 130c8a7712 |
14 | 8c5752663 |
15 | 51b2ee750 |
hex | 30d96c20f |
13112885775 has 48 divisors (see below), whose sum is σ = 24466469760. Its totient is φ = 6138518400.
The previous prime is 13112885761. The next prime is 13112885831. The reversal of 13112885775 is 57758821131.
It is not a de Polignac number, because 13112885775 - 26 = 13112885711 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 250117 + ... + 297966.
It is an arithmetic number, because the mean of its divisors is an integer number (509718120).
Almost surely, 213112885775 is an apocalyptic number.
13112885775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13112885775 is a deficient number, since it is larger than the sum of its proper divisors (11353583985).
13112885775 is a wasteful number, since it uses less digits than its factorization.
13112885775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 548136 (or 548131 counting only the distinct ones).
The product of its digits is 470400, while the sum is 48.
The spelling of 13112885775 in words is "thirteen billion, one hundred twelve million, eight hundred eighty-five thousand, seven hundred seventy-five".
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