Base | Representation |
---|---|
bin | 110101010010… |
… | …001101111010 |
3 | 222021122211121 |
4 | 311102031322 |
5 | 12033441000 |
6 | 1215215454 |
7 | 226504522 |
oct | 65221572 |
9 | 28248747 |
10 | 13968250 |
11 | 798060a |
12 | 481758a |
13 | 2b80b4a |
14 | 1bd8682 |
15 | 135db1a |
hex | d5237a |
13968250 has 32 divisors (see below), whose sum is σ = 26619840. Its totient is φ = 5486800.
The previous prime is 13968239. The next prime is 13968281. The reversal of 13968250 is 5286931.
It is a super-2 number, since 2×139682502 = 390224016125000, which contains 22 as substring.
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 15 ways as a sum of consecutive naturals, for example, 14277 + ... + 15223.
It is an arithmetic number, because the mean of its divisors is an integer number (831870).
Almost surely, 213968250 is an apocalyptic number.
13968250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13968250 is a deficient number, since it is larger than the sum of its proper divisors (12651590).
13968250 is an equidigital number, since it uses as much as digits as its factorization.
13968250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1023 (or 1013 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 13968250 is about 3737.4122063267. The cubic root of 13968250 is about 240.8318932345.
The spelling of 13968250 in words is "thirteen million, nine hundred sixty-eight thousand, two hundred fifty".
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