Base | Representation |
---|---|
bin | 110100010000… |
… | …011000000000 |
3 | 221202221220002 |
4 | 310100120000 |
5 | 12001323220 |
6 | 1205335132 |
7 | 224302331 |
oct | 64203000 |
9 | 27687802 |
10 | 13698560 |
11 | 7806a27 |
12 | 47074a8 |
13 | 2ab8175 |
14 | 1b68288 |
15 | 1308c75 |
hex | d10600 |
13698560 has 40 divisors (see below), whose sum is σ = 32850576. Its totient is φ = 5478400.
The previous prime is 13698533. The next prime is 13698577. The reversal of 13698560 is 6589631.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116 + ... + 5235.
Almost surely, 213698560 is an apocalyptic number.
13698560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13698560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16425288).
13698560 is an abundant number, since it is smaller than the sum of its proper divisors (19152016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13698560 is an frugal number, since it uses more digits than its factorization.
13698560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5374 (or 5358 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 38.
The square root of 13698560 is about 3701.1565759908. The cubic root of 13698560 is about 239.2718672359.
The spelling of 13698560 in words is "thirteen million, six hundred ninety-eight thousand, five hundred sixty".
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