Base | Representation |
---|---|
bin | 101111111000… |
… | …000100101011 |
3 | 212121121222020 |
4 | 233320010223 |
5 | 11203103233 |
6 | 1124555523 |
7 | 211451133 |
oct | 57700453 |
9 | 25547866 |
10 | 12550443 |
11 | 70a2374 |
12 | 4252ba3 |
13 | 27a56c9 |
14 | 1949ac3 |
15 | 117d9b3 |
hex | bf812b |
12550443 has 8 divisors (see below), whose sum is σ = 17273856. Its totient is φ = 8097000.
The previous prime is 12550441. The next prime is 12550459. The reversal of 12550443 is 34405521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12550443 - 21 = 12550441 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12550441) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 67383 + ... + 67568.
It is an arithmetic number, because the mean of its divisors is an integer number (2159232).
Almost surely, 212550443 is an apocalyptic number.
12550443 is a deficient number, since it is larger than the sum of its proper divisors (4723413).
12550443 is a wasteful number, since it uses less digits than its factorization.
12550443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134985.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 12550443 is about 3542.6604409681. The cubic root of 12550443 is about 232.3912035779.
Adding to 12550443 its reverse (34405521), we get a palindrome (46955964).
The spelling of 12550443 in words is "twelve million, five hundred fifty thousand, four hundred forty-three".
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