Base | Representation |
---|---|
bin | 110001110111… |
… | …010101001000 |
3 | 220121002222121 |
4 | 301313111020 |
5 | 11321243223 |
6 | 1144101024 |
7 | 216051610 |
oct | 61672510 |
9 | 26532877 |
10 | 13071688 |
11 | 7418a53 |
12 | 4464774 |
13 | 2928a36 |
14 | 1a43a40 |
15 | 123315d |
hex | c77548 |
13071688 has 16 divisors (see below), whose sum is σ = 28010880. Its totient is φ = 5602128.
The previous prime is 13071683. The next prime is 13071689. The reversal of 13071688 is 88617031.
13071688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13071683) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116656 + ... + 116767.
It is an arithmetic number, because the mean of its divisors is an integer number (1750680).
Almost surely, 213071688 is an apocalyptic number.
It is an amenable number.
13071688 is an abundant number, since it is smaller than the sum of its proper divisors (14939192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13071688 is a wasteful number, since it uses less digits than its factorization.
13071688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233436 (or 233432 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 34.
The square root of 13071688 is about 3615.4789447596. The cubic root of 13071688 is about 235.5648882159.
The spelling of 13071688 in words is "thirteen million, seventy-one thousand, six hundred eighty-eight".
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