Base | Representation |
---|---|
bin | 110000100110… |
… | …111001101010 |
3 | 212222101002012 |
4 | 300212321222 |
5 | 11230223000 |
6 | 1133035522 |
7 | 213210263 |
oct | 60467152 |
9 | 25871065 |
10 | 12742250 |
11 | 7213494 |
12 | 4325ba2 |
13 | 2841ac1 |
14 | 199996a |
15 | 11ba735 |
hex | c26e6a |
12742250 has 16 divisors (see below), whose sum is σ = 23853960. Its totient is φ = 5096800.
The previous prime is 12742237. The next prime is 12742259. The reversal of 12742250 is 5224721.
It is a happy number.
12742250 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 4 ways, for example, as 1739761 + 11002489 = 1319^2 + 3317^2 .
It is not an unprimeable number, because it can be changed into a prime (12742259) 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, 25235 + ... + 25734.
Almost surely, 212742250 is an apocalyptic number.
12742250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12742250 is a deficient number, since it is larger than the sum of its proper divisors (11111710).
12742250 is an equidigital number, since it uses as much as digits as its factorization.
12742250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50986 (or 50976 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 23.
The square root of 12742250 is about 3569.6288322457. The cubic root of 12742250 is about 233.5690927748.
Adding to 12742250 its reverse (5224721), we get a palindrome (17966971).
The spelling of 12742250 in words is "twelve million, seven hundred forty-two thousand, two hundred fifty".
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