Base | Representation |
---|---|
bin | 100010100010… |
… | …0101111100100 |
3 | 1021001221122010 |
4 | 1011010233210 |
5 | 14113413424 |
6 | 1444034220 |
7 | 306624102 |
oct | 105045744 |
9 | 37057563 |
10 | 18107364 |
11 | a248370 |
12 | 6092970 |
13 | 399cb22 |
14 | 2594c72 |
15 | 18ca229 |
hex | 1144be4 |
18107364 has 24 divisors (see below), whose sum is σ = 46091808. Its totient is φ = 5487040.
The previous prime is 18107351. The next prime is 18107443. The reversal of 18107364 is 46370181.
It is a happy number.
It is a super-3 number, since 3×181073643 (a number of 23 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68457 + ... + 68720.
It is an arithmetic number, because the mean of its divisors is an integer number (1920492).
Almost surely, 218107364 is an apocalyptic number.
It is an amenable number.
18107364 is an abundant number, since it is smaller than the sum of its proper divisors (27984444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18107364 is a wasteful number, since it uses less digits than its factorization.
18107364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137195 (or 137193 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 18107364 is about 4255.2748442374. The cubic root of 18107364 is about 262.5941684818.
The spelling of 18107364 in words is "eighteen million, one hundred seven thousand, three hundred sixty-four".
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