Base | Representation |
---|---|
bin | 110010011100… |
… | …100100010000 |
3 | 220212212012111 |
4 | 302130210100 |
5 | 11341133313 |
6 | 1151235104 |
7 | 220255354 |
oct | 62344420 |
9 | 26785174 |
10 | 13224208 |
11 | 75125a8 |
12 | 4518a94 |
13 | 298029a |
14 | 1a83464 |
15 | 126343d |
hex | c9c910 |
13224208 has 20 divisors (see below), whose sum is σ = 25678540. Its totient is φ = 6597504.
The previous prime is 13224193. The next prime is 13224221. The reversal of 13224208 is 80242231.
It can be written as a sum of positive squares in 2 ways, for example, as 9659664 + 3564544 = 3108^2 + 1888^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12766 + ... + 13762.
It is an arithmetic number, because the mean of its divisors is an integer number (1283927).
Almost surely, 213224208 is an apocalyptic number.
It is an amenable number.
13224208 is a deficient number, since it is larger than the sum of its proper divisors (12454332).
13224208 is an equidigital number, since it uses as much as digits as its factorization.
13224208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1834 (or 1828 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 13224208 is about 3636.5104152195. The cubic root of 13224208 is about 236.4775354228.
Adding to 13224208 its reverse (80242231), we get a palindrome (93466439).
The spelling of 13224208 in words is "thirteen million, two hundred twenty-four thousand, two hundred eight".
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