Base | Representation |
---|---|
bin | 101110101000… |
… | …011011110100 |
3 | 212000001111210 |
4 | 232220123310 |
5 | 11112133434 |
6 | 1114001420 |
7 | 205622124 |
oct | 56503364 |
9 | 25001453 |
10 | 12224244 |
11 | 699a28a |
12 | 4116270 |
13 | 26c00a6 |
14 | 18a2c84 |
15 | 1116ee9 |
hex | ba86f4 |
12224244 has 24 divisors (see below), whose sum is σ = 28673568. Its totient is φ = 4053280.
The previous prime is 12224221. The next prime is 12224257. The reversal of 12224244 is 44242221.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 12224244.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222 + ... + 4949.
It is an arithmetic number, because the mean of its divisors is an integer number (1194732).
Almost surely, 212224244 is an apocalyptic number.
It is an amenable number.
12224244 is an abundant number, since it is smaller than the sum of its proper divisors (16449324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12224244 is a wasteful number, since it uses less digits than its factorization.
12224244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5375 (or 5373 counting only the distinct ones).
The product of its digits is 1024, while the sum is 21.
The square root of 12224244 is about 3496.3186353649. The cubic root of 12224244 is about 230.3601415184.
Adding to 12224244 its reverse (44242221), we get a palindrome (56466465).
The spelling of 12224244 in words is "twelve million, two hundred twenty-four thousand, two hundred forty-four".
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