Base | Representation |
---|---|
bin | 101110110110… |
… | …111110111111 |
3 | 212010002021000 |
4 | 232312332333 |
5 | 11121040324 |
6 | 1115141343 |
7 | 206260641 |
oct | 56667677 |
9 | 25102230 |
10 | 12283839 |
11 | 6a30037 |
12 | 4144853 |
13 | 2711259 |
14 | 18ba891 |
15 | 11299c9 |
hex | bb6fbf |
12283839 has 16 divisors (see below), whose sum is σ = 18252640. Its totient is φ = 8164800.
The previous prime is 12283819. The next prime is 12283841. The reversal of 12283839 is 93838221.
It is a happy number.
It is not a de Polignac number, because 12283839 - 25 = 12283807 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12283819) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15849 + ... + 16605.
It is an arithmetic number, because the mean of its divisors is an integer number (1140790).
Almost surely, 212283839 is an apocalyptic number.
12283839 is a deficient number, since it is larger than the sum of its proper divisors (5968801).
12283839 is an equidigital number, since it uses as much as digits as its factorization.
12283839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1367 (or 1361 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 12283839 is about 3504.8308090406. The cubic root of 12283839 is about 230.7338814316.
The spelling of 12283839 in words is "twelve million, two hundred eighty-three thousand, eight hundred thirty-nine".
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