Base | Representation |
---|---|
bin | 101111011010… |
… | …000010110110 |
3 | 212101101020210 |
4 | 233122002312 |
5 | 11140134241 |
6 | 1122210250 |
7 | 210426423 |
oct | 57320266 |
9 | 25341223 |
10 | 12427446 |
11 | 7018a19 |
12 | 41b3986 |
13 | 2761725 |
14 | 1916d4a |
15 | 1157316 |
hex | bda0b6 |
12427446 has 32 divisors (see below), whose sum is σ = 25458048. Its totient is φ = 4043520.
The previous prime is 12427439. The next prime is 12427483. The reversal of 12427446 is 64472421.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76161 + ... + 76323.
It is an arithmetic number, because the mean of its divisors is an integer number (795564).
Almost surely, 212427446 is an apocalyptic number.
12427446 is an abundant number, since it is smaller than the sum of its proper divisors (13030602).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12427446 is a wasteful number, since it uses less digits than its factorization.
12427446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 396.
The product of its digits is 10752, while the sum is 30.
The square root of 12427446 is about 3525.2582884095. The cubic root of 12427446 is about 231.6295489993.
Adding to 12427446 its reverse (64472421), we get a palindrome (76899867).
The spelling of 12427446 in words is "twelve million, four hundred twenty-seven thousand, four hundred forty-six".
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