Base | Representation |
---|---|
bin | 110100110010… |
… | …110011011100 |
3 | 222001010100001 |
4 | 310302303130 |
5 | 12020331310 |
6 | 1212344044 |
7 | 225430426 |
oct | 64626334 |
9 | 28033301 |
10 | 13839580 |
11 | 78a2977 |
12 | 4775024 |
13 | 2b37401 |
14 | 1ba3816 |
15 | 133593a |
hex | d32cdc |
13839580 has 12 divisors (see below), whose sum is σ = 29063160. Its totient is φ = 5535824.
The previous prime is 13839577. The next prime is 13839599. The reversal of 13839580 is 8593831.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345970 + ... + 346009.
It is an arithmetic number, because the mean of its divisors is an integer number (2421930).
Almost surely, 213839580 is an apocalyptic number.
13839580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13839580 is an abundant number, since it is smaller than the sum of its proper divisors (15223580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13839580 is a wasteful number, since it uses less digits than its factorization.
13839580 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 691988 (or 691986 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 37.
The square root of 13839580 is about 3720.1585987697. The cubic root of 13839580 is about 240.0901281866.
The spelling of 13839580 in words is "thirteen million, eight hundred thirty-nine thousand, five hundred eighty".
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