Base | Representation |
---|---|
bin | 111000100010… |
… | …011000111000 |
3 | 1000212222110222 |
4 | 320202120320 |
5 | 12243232140 |
6 | 1245355212 |
7 | 236655452 |
oct | 70423070 |
9 | 30788428 |
10 | 14820920 |
11 | 84031a4 |
12 | 4b68b08 |
13 | 30bbc9a |
14 | 1d7b2d2 |
15 | 147b5b5 |
hex | e22638 |
14820920 has 32 divisors (see below), whose sum is σ = 33981120. Its totient is φ = 5815680.
The previous prime is 14820919. The next prime is 14820941. The reversal of 14820920 is 2902841.
It is a self number, because there is not a number n which added to its sum of digits gives 14820920.
It is a congruent number.
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, 1376 + ... + 5615.
It is an arithmetic number, because the mean of its divisors is an integer number (1061910).
Almost surely, 214820920 is an apocalyptic number.
14820920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14820920 is an abundant number, since it is smaller than the sum of its proper divisors (19160200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14820920 is a wasteful number, since it uses less digits than its factorization.
14820920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7055 (or 7051 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 14820920 is about 3849.7947997263. The cubic root of 14820920 is about 245.6358328178.
The spelling of 14820920 in words is "fourteen million, eight hundred twenty thousand, nine hundred twenty".
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