Base | Representation |
---|---|
bin | 101101111001… |
… | …111001101001 |
3 | 211122101001102 |
4 | 231321321221 |
5 | 11040034031 |
6 | 1105531145 |
7 | 204166334 |
oct | 55717151 |
9 | 24571042 |
10 | 12033641 |
11 | 687a064 |
12 | 4043ab5 |
13 | 26543c9 |
14 | 185361b |
15 | 10ca7cb |
hex | b79e69 |
12033641 has 2 divisors, whose sum is σ = 12033642. Its totient is φ = 12033640.
The previous prime is 12033617. The next prime is 12033667. The reversal of 12033641 is 14633021.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6651241 + 5382400 = 2579^2 + 2320^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12033641 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12033691) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6016820 + 6016821.
It is an arithmetic number, because the mean of its divisors is an integer number (6016821).
Almost surely, 212033641 is an apocalyptic number.
It is an amenable number.
12033641 is a deficient number, since it is larger than the sum of its proper divisors (1).
12033641 is an equidigital number, since it uses as much as digits as its factorization.
12033641 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 12033641 is about 3468.9538768914. The cubic root of 12033641 is about 229.1565896322.
Adding to 12033641 its reverse (14633021), we get a palindrome (26666662).
The spelling of 12033641 in words is "twelve million, thirty-three thousand, six hundred forty-one".
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