Base | Representation |
---|---|
bin | 110010011000… |
… | …110010000010 |
3 | 220212001221100 |
4 | 302120302002 |
5 | 11340134311 |
6 | 1151035230 |
7 | 220162230 |
oct | 62306202 |
9 | 26761840 |
10 | 13208706 |
11 | 7501995 |
12 | 450bb16 |
13 | 2976204 |
14 | 1a7b950 |
15 | 125da56 |
hex | c98c82 |
13208706 has 24 divisors (see below), whose sum is σ = 32707584. Its totient is φ = 3773880.
The previous prime is 13208669. The next prime is 13208719. The reversal of 13208706 is 60780231.
It is a self number, because there is not a number n which added to its sum of digits gives 13208706.
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, 52290 + ... + 52541.
It is an arithmetic number, because the mean of its divisors is an integer number (1362816).
Almost surely, 213208706 is an apocalyptic number.
13208706 is an abundant number, since it is smaller than the sum of its proper divisors (19498878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13208706 is a wasteful number, since it uses less digits than its factorization.
13208706 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104846 (or 104843 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 13208706 is about 3634.3783512452. The cubic root of 13208706 is about 236.3850961599.
Adding to 13208706 its reverse (60780231), we get a palindrome (73988937).
The spelling of 13208706 in words is "thirteen million, two hundred eight thousand, seven hundred six".
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