Base | Representation |
---|---|
bin | 11001010100101… |
… | …01011000001100 |
3 | 112210201021020010 |
4 | 30222111120030 |
5 | 413340033304 |
6 | 33024553220 |
7 | 5156401356 |
oct | 1452253014 |
9 | 483637203 |
10 | 212424204 |
11 | a99a94a3 |
12 | 5b182810 |
13 | 350173c5 |
14 | 202d80d6 |
15 | 139b0789 |
hex | ca9560c |
212424204 has 48 divisors (see below), whose sum is σ = 505655136. Its totient is φ = 69388800.
The previous prime is 212424203. The next prime is 212424227. The reversal of 212424204 is 402424212.
It is not an unprimeable number, because it can be changed into a prime (212424203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381094 + ... + 381650.
It is an arithmetic number, because the mean of its divisors is an integer number (10534482).
Almost surely, 2212424204 is an apocalyptic number.
It is an amenable number.
212424204 is an abundant number, since it is smaller than the sum of its proper divisors (293230932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212424204 is a wasteful number, since it uses less digits than its factorization.
212424204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1146 (or 1144 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 212424204 is about 14574.7797238929. The cubic root of 212424204 is about 596.6706375248.
Adding to 212424204 its reverse (402424212), we get a palindrome (614848416).
The spelling of 212424204 in words is "two hundred twelve million, four hundred twenty-four thousand, two hundred four".
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