Base | Representation |
---|---|
bin | 110010011001… |
… | …110000100000 |
3 | 220212021102102 |
4 | 302121300200 |
5 | 11340301304 |
6 | 1151105532 |
7 | 220210001 |
oct | 62316040 |
9 | 26767372 |
10 | 13212704 |
11 | 750499a |
12 | 45122a8 |
13 | 2977c8b |
14 | 1a7d1a8 |
15 | 125ed1e |
hex | c99c20 |
13212704 has 24 divisors (see below), whose sum is σ = 26122320. Its totient is φ = 6578496.
The previous prime is 13212697. The next prime is 13212707. The reversal of 13212704 is 40721231.
It is not an unprimeable number, because it can be changed into a prime (13212707) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8327 + ... + 9785.
It is an arithmetic number, because the mean of its divisors is an integer number (1088430).
Almost surely, 213212704 is an apocalyptic number.
It is an amenable number.
13212704 is a deficient number, since it is larger than the sum of its proper divisors (12909616).
13212704 is a wasteful number, since it uses less digits than its factorization.
13212704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1752 (or 1744 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 13212704 is about 3634.9283349194. The cubic root of 13212704 is about 236.4089433679.
Adding to 13212704 its reverse (40721231), we get a palindrome (53933935).
The spelling of 13212704 in words is "thirteen million, two hundred twelve thousand, seven hundred four".
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