Base | Representation |
---|---|
bin | 110010010111… |
… | …111101001100 |
3 | 220211220022002 |
4 | 302113331030 |
5 | 11340032244 |
6 | 1151011432 |
7 | 220146326 |
oct | 62277514 |
9 | 26756262 |
10 | 13205324 |
11 | 74aa3a0 |
12 | 4509b78 |
13 | 2974802 |
14 | 1a7a616 |
15 | 125ca4e |
hex | c97f4c |
13205324 has 48 divisors (see below), whose sum is σ = 26611200. Its totient is φ = 5678400.
The previous prime is 13205303. The next prime is 13205327. The reversal of 13205324 is 42350231.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 13205296 and 13205305.
It is not an unprimeable number, because it can be changed into a prime (13205327) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100739 + ... + 100869.
It is an arithmetic number, because the mean of its divisors is an integer number (554400).
Almost surely, 213205324 is an apocalyptic number.
It is an amenable number.
13205324 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
13205324 is a wasteful number, since it uses less digits than its factorization.
13205324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254 (or 252 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 13205324 is about 3633.9130424379. The cubic root of 13205324 is about 236.3649195017.
Adding to 13205324 its reverse (42350231), we get a palindrome (55555555).
The spelling of 13205324 in words is "thirteen million, two hundred five thousand, three hundred twenty-four".
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