Base | Representation |
---|---|
bin | 110101010101… |
… | …110110001011 |
3 | 222022102020011 |
4 | 311111312023 |
5 | 12034424430 |
6 | 1215412351 |
7 | 226566046 |
oct | 65256613 |
9 | 28272204 |
10 | 13983115 |
11 | 79907a3 |
12 | 48240b7 |
13 | 2b87843 |
14 | 1bddc5d |
15 | 136322a |
hex | d55d8b |
13983115 has 4 divisors (see below), whose sum is σ = 16779744. Its totient is φ = 11186488.
The previous prime is 13983089. The next prime is 13983121. The reversal of 13983115 is 51138931.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51138931 = 41 ⋅1247291.
It is a cyclic number.
It is not a de Polignac number, because 13983115 - 25 = 13983083 is a prime.
It is a Duffinian 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, 1398307 + ... + 1398316.
It is an arithmetic number, because the mean of its divisors is an integer number (4194936).
Almost surely, 213983115 is an apocalyptic number.
13983115 is a deficient number, since it is larger than the sum of its proper divisors (2796629).
13983115 is an equidigital number, since it uses as much as digits as its factorization.
13983115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2796628.
The product of its digits is 3240, while the sum is 31.
The square root of 13983115 is about 3739.4003529978. The cubic root of 13983115 is about 240.9172939805.
The spelling of 13983115 in words is "thirteen million, nine hundred eighty-three thousand, one hundred fifteen".
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