Base | Representation |
---|---|
bin | 10111110100000011100011 |
3 | 102202011010212 |
4 | 113310003203 |
5 | 3044230111 |
6 | 341444335 |
7 | 104026541 |
oct | 27640343 |
9 | 12664125 |
10 | 6242531 |
11 | 3584119 |
12 | 21106ab |
13 | 13a7509 |
14 | b86d91 |
15 | 83498b |
hex | 5f40e3 |
6242531 has 2 divisors, whose sum is σ = 6242532. Its totient is φ = 6242530.
The previous prime is 6242527. The next prime is 6242573. The reversal of 6242531 is 1352426.
6242531 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 6242531 - 22 = 6242527 is a prime.
It is a super-2 number, since 2×62425312 = 77938386571922, which contains 22 as substring.
It is a Sophie Germain prime.
It is a junction number, because it is equal to n+sod(n) for n = 6242497 and 6242506.
It is not a weakly prime, because it can be changed into another prime (6242581) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121265 + 3121266.
It is an arithmetic number, because the mean of its divisors is an integer number (3121266).
Almost surely, 26242531 is an apocalyptic number.
6242531 is a deficient number, since it is larger than the sum of its proper divisors (1).
6242531 is an equidigital number, since it uses as much as digits as its factorization.
6242531 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1440, while the sum is 23.
The square root of 6242531 is about 2498.5057534454. The cubic root of 6242531 is about 184.1281696001.
Adding to 6242531 its reverse (1352426), we get a palindrome (7594957).
The spelling of 6242531 in words is "six million, two hundred forty-two thousand, five hundred thirty-one".
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