Base | Representation |
---|---|
bin | 110101110100… |
… | …100000001111 |
3 | 222112210110222 |
4 | 311310200033 |
5 | 12102434222 |
6 | 1222221555 |
7 | 230631125 |
oct | 65644017 |
9 | 28483428 |
10 | 14108687 |
11 | 7a6707a |
12 | 48848bb |
13 | 2bcca48 |
14 | 1c33915 |
15 | 138a542 |
hex | d7480f |
14108687 has 4 divisors (see below), whose sum is σ = 14436840. Its totient is φ = 13780536.
The previous prime is 14108663. The next prime is 14108693. The reversal of 14108687 is 78680141.
14108687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78680141 = 71 ⋅1108171.
It is a cyclic number.
It is not a de Polignac number, because 14108687 - 210 = 14107663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14108617) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164012 + ... + 164097.
It is an arithmetic number, because the mean of its divisors is an integer number (3609210).
Almost surely, 214108687 is an apocalyptic number.
14108687 is a deficient number, since it is larger than the sum of its proper divisors (328153).
14108687 is an equidigital number, since it uses as much as digits as its factorization.
14108687 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 328152.
The product of its (nonzero) digits is 10752, while the sum is 35.
The square root of 14108687 is about 3756.1532183871. The cubic root of 14108687 is about 241.6363125306.
The spelling of 14108687 in words is "fourteen million, one hundred eight thousand, six hundred eighty-seven".
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