Base | Representation |
---|---|
bin | 1101100011101000100 |
3 | 211120100220 |
4 | 1230131010 |
5 | 103203403 |
6 | 13304340 |
7 | 3530061 |
oct | 1543504 |
9 | 746326 |
10 | 444228 |
11 | 283834 |
12 | 1950b0 |
13 | 127275 |
14 | b7c68 |
15 | 8b953 |
hex | 6c744 |
444228 has 12 divisors (see below), whose sum is σ = 1036560. Its totient is φ = 148072.
The previous prime is 444209. The next prime is 444253. The reversal of 444228 is 822444.
444228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 444198 and 444207.
It is an unprimeable number.
444228 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18498 + ... + 18521.
It is an arithmetic number, because the mean of its divisors is an integer number (86380).
2444228 is an apocalyptic number.
It is an amenable number.
444228 is an abundant number, since it is smaller than the sum of its proper divisors (592332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444228 is a wasteful number, since it uses less digits than its factorization.
444228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37026 (or 37024 counting only the distinct ones).
The product of its digits is 2048, while the sum is 24.
The square root of 444228 is about 666.5043135644. The cubic root of 444228 is about 76.3018924734.
The spelling of 444228 in words is "four hundred forty-four thousand, two hundred twenty-eight".
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