Base | Representation |
---|---|
bin | 110101010100… |
… | …111001001100 |
3 | 222022012212121 |
4 | 311110321030 |
5 | 12034313322 |
6 | 1215342324 |
7 | 226551502 |
oct | 65247114 |
9 | 28265777 |
10 | 13979212 |
11 | 7988875 |
12 | 48219a4 |
13 | 2b85b30 |
14 | 1bdc672 |
15 | 1361ec7 |
hex | d54e4c |
13979212 has 24 divisors (see below), whose sum is σ = 27734000. Its totient is φ = 6111936.
The previous prime is 13979209. The next prime is 13979213. The reversal of 13979212 is 21297931.
It is a happy number.
13979212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13979213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6087 + ... + 8062.
Almost surely, 213979212 is an apocalyptic number.
It is an amenable number.
13979212 is a deficient number, since it is larger than the sum of its proper divisors (13754788).
13979212 is a wasteful number, since it uses less digits than its factorization.
13979212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14185 (or 14183 counting only the distinct ones).
The product of its digits is 6804, while the sum is 34.
The square root of 13979212 is about 3738.8784414581. The cubic root of 13979212 is about 240.8948767604.
It can be divided in two parts, 1397 and 9212, that added together give a square (10609 = 1032).
The spelling of 13979212 in words is "thirteen million, nine hundred seventy-nine thousand, two hundred twelve".
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