Base | Representation |
---|---|
bin | 110100001101… |
… | …110100110000 |
3 | 221202102120010 |
4 | 310031310300 |
5 | 12001004422 |
6 | 1205214520 |
7 | 224230014 |
oct | 64156460 |
9 | 27672503 |
10 | 13688112 |
11 | 77aa099 |
12 | 4701440 |
13 | 2ab3499 |
14 | 1b64544 |
15 | 1305b0c |
hex | d0dd30 |
13688112 has 40 divisors (see below), whose sum is σ = 36505600. Its totient is φ = 4415040.
The previous prime is 13688099. The next prime is 13688119. The reversal of 13688112 is 21188631.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 13688112.
It is not an unprimeable number, because it can be changed into a prime (13688119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3112 + ... + 6087.
It is an arithmetic number, because the mean of its divisors is an integer number (912640).
Almost surely, 213688112 is an apocalyptic number.
13688112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13688112 is an abundant number, since it is smaller than the sum of its proper divisors (22817488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13688112 is a wasteful number, since it uses less digits than its factorization.
13688112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9241 (or 9235 counting only the distinct ones).
The product of its digits is 2304, while the sum is 30.
The square root of 13688112 is about 3699.7448560678. The cubic root of 13688112 is about 239.2110202489.
The spelling of 13688112 in words is "thirteen million, six hundred eighty-eight thousand, one hundred twelve".
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