Base | Representation |
---|---|
bin | 110110001111… |
… | …111110101001 |
3 | 222202111212001 |
4 | 312033332221 |
5 | 12120034400 |
6 | 1224451001 |
7 | 231610204 |
oct | 66177651 |
9 | 28674761 |
10 | 14221225 |
11 | 8033687 |
12 | 4919a61 |
13 | 2c3c035 |
14 | 1c6293b |
15 | 13ada6a |
hex | d8ffa9 |
14221225 has 12 divisors (see below), whose sum is σ = 17968716. Its totient is φ = 11161280.
The previous prime is 14221211. The next prime is 14221237. The reversal of 14221225 is 52212241.
It can be written as a sum of positive squares in 6 ways, for example, as 1058841 + 13162384 = 1029^2 + 3628^2 .
It is not a de Polignac number, because 14221225 - 215 = 14188457 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4042 + ... + 6691.
It is an arithmetic number, because the mean of its divisors is an integer number (1497393).
Almost surely, 214221225 is an apocalyptic number.
It is an amenable number.
14221225 is a deficient number, since it is larger than the sum of its proper divisors (3747491).
14221225 is a wasteful number, since it uses less digits than its factorization.
14221225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10796 (or 10791 counting only the distinct ones).
The product of its digits is 320, while the sum is 19.
The square root of 14221225 is about 3771.1039497739. The cubic root of 14221225 is about 242.2770828504.
Adding to 14221225 its reverse (52212241), we get a palindrome (66433466).
The spelling of 14221225 in words is "fourteen million, two hundred twenty-one thousand, two hundred twenty-five".
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