Base | Representation |
---|---|
bin | 10111110100001101011001 |
3 | 102202012000012 |
4 | 113310031121 |
5 | 3044240121 |
6 | 341451305 |
7 | 104031431 |
oct | 27641531 |
9 | 12665005 |
10 | 6243161 |
11 | 3584641 |
12 | 2110b35 |
13 | 13a78a2 |
14 | b872c1 |
15 | 834c5b |
hex | 5f4359 |
6243161 has 2 divisors, whose sum is σ = 6243162. Its totient is φ = 6243160.
The previous prime is 6243157. The next prime is 6243163. The reversal of 6243161 is 1613426.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3822025 + 2421136 = 1955^2 + 1556^2 .
It is a cyclic number.
It is not a de Polignac number, because 6243161 - 22 = 6243157 is a prime.
Together with 6243163, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (6243163) 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 as a sum of consecutive naturals, namely, 3121580 + 3121581.
It is an arithmetic number, because the mean of its divisors is an integer number (3121581).
Almost surely, 26243161 is an apocalyptic number.
It is an amenable number.
6243161 is a deficient number, since it is larger than the sum of its proper divisors (1).
6243161 is an equidigital number, since it uses as much as digits as its factorization.
6243161 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 864, while the sum is 23.
The square root of 6243161 is about 2498.6318256198. The cubic root of 6243161 is about 184.1343635005.
Adding to 6243161 its reverse (1613426), we get a palindrome (7856587).
The spelling of 6243161 in words is "six million, two hundred forty-three thousand, one hundred sixty-one".
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