Base | Representation |
---|---|
bin | 110011001000… |
… | …000001100000 |
3 | 221012220101002 |
4 | 303020001200 |
5 | 11412332313 |
6 | 1155131132 |
7 | 221626331 |
oct | 63100140 |
9 | 27186332 |
10 | 13402208 |
11 | 7624306 |
12 | 45a3aa8 |
13 | 2a13301 |
14 | 1acc288 |
15 | 129b058 |
hex | cc8060 |
13402208 has 12 divisors (see below), whose sum is σ = 26385660. Its totient is φ = 6701088.
The previous prime is 13402189. The next prime is 13402223. The reversal of 13402208 is 80220431.
It is a self number, because there is not a number n which added to its sum of digits gives 13402208.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209378 + ... + 209441.
It is an arithmetic number, because the mean of its divisors is an integer number (2198805).
Almost surely, 213402208 is an apocalyptic number.
It is an amenable number.
13402208 is a deficient number, since it is larger than the sum of its proper divisors (12983452).
13402208 is an equidigital number, since it uses as much as digits as its factorization.
13402208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418829 (or 418821 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 13402208 is about 3660.9026209393. The cubic root of 13402208 is about 237.5338190068.
Adding to 13402208 its reverse (80220431), we get a palindrome (93622639).
The spelling of 13402208 in words is "thirteen million, four hundred two thousand, two hundred eight".
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