Base | Representation |
---|---|
bin | 110000101101… |
… | …001110000100 |
3 | 220000200120210 |
4 | 300231032010 |
5 | 11232040012 |
6 | 1133355420 |
7 | 213345606 |
oct | 60551604 |
9 | 26020523 |
10 | 12768132 |
11 | 7230983 |
12 | 4338b70 |
13 | 2850810 |
14 | 19a5176 |
15 | 11c323c |
hex | c2d384 |
12768132 has 24 divisors (see below), whose sum is σ = 32084416. Its totient is φ = 3928608.
The previous prime is 12768121. The next prime is 12768137. The reversal of 12768132 is 23186721.
It is a self number, because there is not a number n which added to its sum of digits gives 12768132.
It is not an unprimeable number, because it can be changed into a prime (12768137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40768 + ... + 41079.
Almost surely, 212768132 is an apocalyptic number.
12768132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12768132 is an abundant number, since it is smaller than the sum of its proper divisors (19316284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12768132 is a wasteful number, since it uses less digits than its factorization.
12768132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81867 (or 81865 counting only the distinct ones).
The product of its digits is 4032, while the sum is 30.
The square root of 12768132 is about 3573.2523000762. The cubic root of 12768132 is about 233.7271273148.
The spelling of 12768132 in words is "twelve million, seven hundred sixty-eight thousand, one hundred thirty-two".
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