Base | Representation |
---|---|
bin | 110100001101… |
… | …010010000100 |
3 | 221202022111220 |
4 | 310031102010 |
5 | 12000422032 |
6 | 1205200340 |
7 | 224220363 |
oct | 64152204 |
9 | 27668456 |
10 | 13685892 |
11 | 77a8460 |
12 | 47000b0 |
13 | 2ab247c |
14 | 1b637da |
15 | 130512c |
hex | d0d484 |
13685892 has 24 divisors (see below), whose sum is σ = 34837152. Its totient is φ = 4147200.
The previous prime is 13685887. The next prime is 13685927. The reversal of 13685892 is 29858631.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51709 + ... + 51972.
It is an arithmetic number, because the mean of its divisors is an integer number (1451548).
Almost surely, 213685892 is an apocalyptic number.
13685892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13685892 is an abundant number, since it is smaller than the sum of its proper divisors (21151260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13685892 is a wasteful number, since it uses less digits than its factorization.
13685892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103699 (or 103697 counting only the distinct ones).
The product of its digits is 103680, while the sum is 42.
The square root of 13685892 is about 3699.4448232133. Note that the first 3 decimals coincide. The cubic root of 13685892 is about 239.1980874409.
It can be divided in two parts, 1368 and 5892, that added together give a triangular number (7260 = T120).
The spelling of 13685892 in words is "thirteen million, six hundred eighty-five thousand, eight hundred ninety-two".
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