Base | Representation |
---|---|
bin | 101110100101… |
… | …000000011100 |
3 | 211222100020210 |
4 | 232211000130 |
5 | 11111211304 |
6 | 1113412420 |
7 | 205533156 |
oct | 56450034 |
9 | 24870223 |
10 | 12210204 |
11 | 698a786 |
12 | 410a110 |
13 | 26b6896 |
14 | 189bad6 |
15 | 1112c89 |
hex | ba501c |
12210204 has 24 divisors (see below), whose sum is σ = 28676368. Its totient is φ = 4043520.
The previous prime is 12210203. The next prime is 12210221. The reversal of 12210204 is 40201221.
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 12210204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12210203) 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, 1357 + ... + 5124.
Almost surely, 212210204 is an apocalyptic number.
It is an amenable number.
12210204 is an abundant number, since it is smaller than the sum of its proper divisors (16466164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12210204 is a wasteful number, since it uses less digits than its factorization.
12210204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6645 (or 6643 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 12210204 is about 3494.3102323635. The cubic root of 12210204 is about 230.2719153290.
Adding to 12210204 its reverse (40201221), we get a palindrome (52411425).
The spelling of 12210204 in words is "twelve million, two hundred ten thousand, two hundred four".
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