Base | Representation |
---|---|
bin | 1000011010001100000100 |
3 | 11010222220012 |
4 | 20122030010 |
5 | 1031020140 |
6 | 115125352 |
7 | 24510611 |
oct | 10321404 |
9 | 4128805 |
10 | 2204420 |
11 | 1276239 |
12 | 8a3858 |
13 | 5c24ba |
14 | 415508 |
15 | 2d8265 |
hex | 21a304 |
2204420 has 12 divisors (see below), whose sum is σ = 4629324. Its totient is φ = 881760.
The previous prime is 2204393. The next prime is 2204431. The reversal of 2204420 is 244022.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 529984 + 1674436 = 728^2 + 1294^2 .
It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 2204395 and 2204404.
It is an unprimeable 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, 55091 + ... + 55130.
It is an arithmetic number, because the mean of its divisors is an integer number (385777).
22204420 is an apocalyptic number.
2204420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2204420 is an abundant number, since it is smaller than the sum of its proper divisors (2424904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2204420 is a wasteful number, since it uses less digits than its factorization.
2204420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110230 (or 110228 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 14.
The square root of 2204420 is about 1484.7289314888. The cubic root of 2204420 is about 130.1461866345.
Adding to 2204420 its reverse (244022), we get a palindrome (2448442).
The spelling of 2204420 in words is "two million, two hundred four thousand, four hundred twenty".
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