Base | Representation |
---|---|
bin | 110001001001… |
… | …100111100000 |
3 | 220020121010210 |
4 | 301021213200 |
5 | 11244300243 |
6 | 1140054120 |
7 | 214341663 |
oct | 61114740 |
9 | 26217123 |
10 | 12884448 |
11 | 7300305 |
12 | 4394340 |
13 | 2891745 |
14 | 19d56da |
15 | 11e7933 |
hex | c499e0 |
12884448 has 24 divisors (see below), whose sum is σ = 33821928. Its totient is φ = 4294784.
The previous prime is 12884447. The next prime is 12884449. The reversal of 12884448 is 84448821.
It is an interprime number because it is at equal distance from previous prime (12884447) and next prime (12884449).
It is a tau number, because it is divible by the number of its divisors (24).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12884447) 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, 67011 + ... + 67202.
It is an arithmetic number, because the mean of its divisors is an integer number (1409247).
Almost surely, 212884448 is an apocalyptic number.
It is an amenable number.
12884448 is an abundant number, since it is smaller than the sum of its proper divisors (20937480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12884448 is a wasteful number, since it uses less digits than its factorization.
12884448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134226 (or 134218 counting only the distinct ones).
The product of its digits is 65536, while the sum is 39.
The square root of 12884448 is about 3589.4913288654. The cubic root of 12884448 is about 234.4347240508.
The spelling of 12884448 in words is "twelve million, eight hundred eighty-four thousand, four hundred forty-eight".
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