Base | Representation |
---|---|
bin | 110000101000… |
… | …010111111010 |
3 | 212222200100121 |
4 | 300220113322 |
5 | 11230421112 |
6 | 1133123454 |
7 | 213234001 |
oct | 60502772 |
9 | 25880317 |
10 | 12748282 |
11 | 7217a78 |
12 | 432958a |
13 | 2844781 |
14 | 199bc38 |
15 | 11bc407 |
hex | c285fa |
12748282 has 8 divisors (see below), whose sum is σ = 19384596. Its totient is φ = 6286752.
The previous prime is 12748277. The next prime is 12748289. The reversal of 12748282 is 28284721.
12748282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 12595401 + 152881 = 3549^2 + 391^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (12748289) 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, 43513 + ... + 43804.
Almost surely, 212748282 is an apocalyptic number.
12748282 is a deficient number, since it is larger than the sum of its proper divisors (6636314).
12748282 is an equidigital number, since it uses as much as digits as its factorization.
12748282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87392.
The product of its digits is 14336, while the sum is 34.
The square root of 12748282 is about 3570.4736380486. The cubic root of 12748282 is about 233.6059430566.
The spelling of 12748282 in words is "twelve million, seven hundred forty-eight thousand, two hundred eighty-two".
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