Base | Representation |
---|---|
bin | 110100001101… |
… | …010101111101 |
3 | 221202022212010 |
4 | 310031111331 |
5 | 12000424031 |
6 | 1205201433 |
7 | 224221200 |
oct | 64152575 |
9 | 27668763 |
10 | 13686141 |
11 | 77a8667 |
12 | 4700279 |
13 | 2ab2611 |
14 | 1b63937 |
15 | 1305246 |
hex | d0d57d |
13686141 has 12 divisors (see below), whose sum is σ = 21227712. Its totient is φ = 7820568.
The previous prime is 13686133. The next prime is 13686191. The reversal of 13686141 is 14168631.
It is not a de Polignac number, because 13686141 - 23 = 13686133 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13686099 and 13686108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13686121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46405 + ... + 46698.
It is an arithmetic number, because the mean of its divisors is an integer number (1768976).
Almost surely, 213686141 is an apocalyptic number.
It is an amenable number.
13686141 is a deficient number, since it is larger than the sum of its proper divisors (7541571).
13686141 is an equidigital number, since it uses as much as digits as its factorization.
13686141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93120 (or 93113 counting only the distinct ones).
The product of its digits is 3456, while the sum is 30.
The square root of 13686141 is about 3699.4784767586. The cubic root of 13686141 is about 239.1995380822.
The spelling of 13686141 in words is "thirteen million, six hundred eighty-six thousand, one hundred forty-one".
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