Base | Representation |
---|---|
bin | 110010011110… |
… | …010000001000 |
3 | 220220012200012 |
4 | 302132100020 |
5 | 11341343422 |
6 | 1151331052 |
7 | 220314446 |
oct | 62362010 |
9 | 26805605 |
10 | 13231112 |
11 | 7517804 |
12 | 4520a88 |
13 | 298347b |
14 | 1a85b96 |
15 | 12654e2 |
hex | c9e408 |
13231112 has 16 divisors (see below), whose sum is σ = 24936000. Its totient is φ = 6581520.
The previous prime is 13231103. The next prime is 13231123. The reversal of 13231112 is 21113231.
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, 2564 + ... + 5747.
It is an arithmetic number, because the mean of its divisors is an integer number (1558500).
Almost surely, 213231112 is an apocalyptic number.
It is an amenable number.
13231112 is a deficient number, since it is larger than the sum of its proper divisors (11704888).
13231112 is a wasteful number, since it uses less digits than its factorization.
13231112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8516 (or 8512 counting only the distinct ones).
The product of its digits is 36, while the sum is 14.
The square root of 13231112 is about 3637.4595530397. The cubic root of 13231112 is about 236.5186810972.
Adding to 13231112 its reverse (21113231), we get a palindrome (34344343).
The spelling of 13231112 in words is "thirteen million, two hundred thirty-one thousand, one hundred twelve".
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