Base | Representation |
---|---|
bin | 110100000100… |
… | …001100101101 |
3 | 221200102110212 |
4 | 310010030231 |
5 | 11443224220 |
6 | 1204312205 |
7 | 224004041 |
oct | 64041455 |
9 | 27612425 |
10 | 13648685 |
11 | 7782506 |
12 | 46a2665 |
13 | 2a9b55b |
14 | 1b54021 |
15 | 12e90c5 |
hex | d0432d |
13648685 has 8 divisors (see below), whose sum is σ = 16609536. Its totient is φ = 10764880.
The previous prime is 13648681. The next prime is 13648693. The reversal of 13648685 is 58684631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13648685 - 22 = 13648681 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13648681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18869 + ... + 19578.
It is an arithmetic number, because the mean of its divisors is an integer number (2076192).
Almost surely, 213648685 is an apocalyptic number.
It is an amenable number.
13648685 is a deficient number, since it is larger than the sum of its proper divisors (2960851).
13648685 is an equidigital number, since it uses as much as digits as its factorization.
13648685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38523.
The product of its digits is 138240, while the sum is 41.
The square root of 13648685 is about 3694.4126732134. The cubic root of 13648685 is about 238.9811262910.
The spelling of 13648685 in words is "thirteen million, six hundred forty-eight thousand, six hundred eighty-five".
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