Base | Representation |
---|---|
bin | 110001000110… |
… | …101000010100 |
3 | 220012222100121 |
4 | 301012220110 |
5 | 11243402322 |
6 | 1135521324 |
7 | 214261213 |
oct | 61065024 |
9 | 26188317 |
10 | 12872212 |
11 | 72a20a1 |
12 | 4389244 |
13 | 2888cc2 |
14 | 19d107a |
15 | 11e3ec7 |
hex | c46a14 |
12872212 has 12 divisors (see below), whose sum is σ = 22704640. Its totient is φ = 6385176.
The previous prime is 12872183. The next prime is 12872227. The reversal of 12872212 is 21227821.
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, 12162 + ... + 13177.
Almost surely, 212872212 is an apocalyptic number.
It is an amenable number.
12872212 is a deficient number, since it is larger than the sum of its proper divisors (9832428).
12872212 is a wasteful number, since it uses less digits than its factorization.
12872212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25470 (or 25468 counting only the distinct ones).
The product of its digits is 896, while the sum is 25.
The square root of 12872212 is about 3587.7865042391. The cubic root of 12872212 is about 234.3604885119.
The spelling of 12872212 in words is "twelve million, eight hundred seventy-two thousand, two hundred twelve".
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