Base | Representation |
---|---|
bin | 1011010001001000100 |
3 | 200202110211 |
4 | 1122021010 |
5 | 43303340 |
6 | 11525204 |
7 | 3065305 |
oct | 1321104 |
9 | 622424 |
10 | 369220 |
11 | 232445 |
12 | 159804 |
13 | cc097 |
14 | 987ac |
15 | 745ea |
hex | 5a244 |
369220 has 12 divisors (see below), whose sum is σ = 775404. Its totient is φ = 147680.
The previous prime is 369211. The next prime is 369247. The reversal of 369220 is 22963.
369220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 64516 + 304704 = 254^2 + 552^2 .
It is a junction number, because it is equal to n+sod(n) for n = 369191 and 369200.
It is an unprimeable number.
369220 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9211 + ... + 9250.
It is an arithmetic number, because the mean of its divisors is an integer number (64617).
2369220 is an apocalyptic number.
It is an amenable number.
369220 is an abundant number, since it is smaller than the sum of its proper divisors (406184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
369220 is a wasteful number, since it uses less digits than its factorization.
369220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18470 (or 18468 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
The square root of 369220 is about 607.6347587161. The cubic root of 369220 is about 71.7400606206.
The spelling of 369220 in words is "three hundred sixty-nine thousand, two hundred twenty".
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