Base | Representation |
---|---|
bin | 101111011101… |
… | …101001100110 |
3 | 212102010111202 |
4 | 233131221212 |
5 | 11141122324 |
6 | 1122402502 |
7 | 210520451 |
oct | 57355146 |
9 | 25363452 |
10 | 12442214 |
11 | 7029024 |
12 | 4200432 |
13 | 2768375 |
14 | 191c498 |
15 | 115b8ae |
hex | bdda66 |
12442214 has 4 divisors (see below), whose sum is σ = 18663324. Its totient is φ = 6221106.
The previous prime is 12442201. The next prime is 12442217. The reversal of 12442214 is 41224421.
It is a semiprime because it is the product of two primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12442217) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3110552 + ... + 3110555.
It is an arithmetic number, because the mean of its divisors is an integer number (4665831).
Almost surely, 212442214 is an apocalyptic number.
12442214 is a deficient number, since it is larger than the sum of its proper divisors (6221110).
12442214 is an equidigital number, since it uses as much as digits as its factorization.
12442214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6221109.
The product of its digits is 512, while the sum is 20.
The square root of 12442214 is about 3527.3522648015. The cubic root of 12442214 is about 231.7212640384.
Adding to 12442214 its reverse (41224421), we get a palindrome (53666635).
The spelling of 12442214 in words is "twelve million, four hundred forty-two thousand, two hundred fourteen".
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