Base | Representation |
---|---|
bin | 101010010101… |
… | …1111110001100 |
3 | 1112202212221210 |
4 | 1110223332030 |
5 | 21140401304 |
6 | 2111454420 |
7 | 356461425 |
oct | 124537614 |
9 | 45685853 |
10 | 22200204 |
11 | 11593384 |
12 | 7527410 |
13 | 47a3a20 |
14 | 2d3c64c |
15 | 1e37c89 |
hex | 152bf8c |
22200204 has 48 divisors (see below), whose sum is σ = 56377440. Its totient is φ = 6758400.
The previous prime is 22200179. The next prime is 22200263. The reversal of 22200204 is 40200222.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a self number, because there is not a number n which added to its sum of digits gives 22200204.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15052 + ... + 16460.
It is an arithmetic number, because the mean of its divisors is an integer number (1174530).
Almost surely, 222200204 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22200204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28188720).
22200204 is an abundant number, since it is smaller than the sum of its proper divisors (34177236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22200204 is a wasteful number, since it uses less digits than its factorization.
22200204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1530 (or 1528 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 12.
The square root of 22200204 is about 4711.7092440005. The cubic root of 22200204 is about 281.0513366437.
Adding to 22200204 its reverse (40200222), we get a palindrome (62400426).
The spelling of 22200204 in words is "twenty-two million, two hundred thousand, two hundred four".
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