Base | Representation |
---|---|
bin | 110100000111… |
… | …001010011110 |
3 | 221201001010200 |
4 | 310013022132 |
5 | 11444121310 |
6 | 1204444330 |
7 | 224054331 |
oct | 64071236 |
9 | 27631120 |
10 | 13660830 |
11 | 7790647 |
12 | 46a96a6 |
13 | 2aa3c41 |
14 | 1b58618 |
15 | 12ec9c0 |
hex | d0729e |
13660830 has 24 divisors (see below), whose sum is σ = 35518392. Its totient is φ = 3642864.
The previous prime is 13660793. The next prime is 13660847. The reversal of 13660830 is 3806631.
13660830 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 13660794 and 13660803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75804 + ... + 75983.
It is an arithmetic number, because the mean of its divisors is an integer number (1479933).
Almost surely, 213660830 is an apocalyptic number.
13660830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13660830 is an abundant number, since it is smaller than the sum of its proper divisors (21857562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13660830 is a wasteful number, since it uses less digits than its factorization.
13660830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151800 (or 151797 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 13660830 is about 3696.0560060692. The cubic root of 13660830 is about 239.0519894136.
The spelling of 13660830 in words is "thirteen million, six hundred sixty thousand, eight hundred thirty".
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