Base | Representation |
---|---|
bin | 110011011011… |
… | …010011111100 |
3 | 221100220202011 |
4 | 303123103330 |
5 | 11422344322 |
6 | 1200541004 |
7 | 222405553 |
oct | 63332374 |
9 | 27326664 |
10 | 13481212 |
11 | 76786a8 |
12 | 4621764 |
13 | 2a40264 |
14 | 1b0cd9a |
15 | 12b4677 |
hex | cdb4fc |
13481212 has 12 divisors (see below), whose sum is σ = 23705416. Its totient is φ = 6708240.
The previous prime is 13481207. The next prime is 13481227. The reversal of 13481212 is 21218431.
It is a happy number.
It is a congruent number.
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, 7143 + ... + 8830.
Almost surely, 213481212 is an apocalyptic number.
It is an amenable number.
13481212 is a deficient number, since it is larger than the sum of its proper divisors (10224204).
13481212 is a wasteful number, since it uses less digits than its factorization.
13481212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16188 (or 16186 counting only the distinct ones).
The product of its digits is 384, while the sum is 22.
The square root of 13481212 is about 3671.6770010446. The cubic root of 13481212 is about 237.9996469171. Note that the first 3 decimals are identical.
Adding to 13481212 its reverse (21218431), we get a palindrome (34699643).
The spelling of 13481212 in words is "thirteen million, four hundred eighty-one thousand, two hundred twelve".
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