Base | Representation |
---|---|
bin | 100010010110… |
… | …0101010001010 |
3 | 1020212221022102 |
4 | 1010230222022 |
5 | 14102234324 |
6 | 1441553402 |
7 | 306033353 |
oct | 104545212 |
9 | 36787272 |
10 | 18008714 |
11 | a190239 |
12 | 6045862 |
13 | 3966c59 |
14 | 256ad2a |
15 | 18aadae |
hex | 112ca8a |
18008714 has 16 divisors (see below), whose sum is σ = 27858408. Its totient is φ = 8724672.
The previous prime is 18008693. The next prime is 18008777. The reversal of 18008714 is 41780081.
It can be written as a sum of positive squares in 4 ways, for example, as 14707225 + 3301489 = 3835^2 + 1817^2 .
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, 29072 + ... + 29684.
Almost surely, 218008714 is an apocalyptic number.
18008714 is a deficient number, since it is larger than the sum of its proper divisors (9849694).
18008714 is a wasteful number, since it uses less digits than its factorization.
18008714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1049.
The product of its (nonzero) digits is 1792, while the sum is 29.
The square root of 18008714 is about 4243.6675176079. The cubic root of 18008714 is about 262.1164235992.
Adding to 18008714 its reverse (41780081), we get a palindrome (59788795).
The spelling of 18008714 in words is "eighteen million, eight thousand, seven hundred fourteen".
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