Base | Representation |
---|---|
bin | 100000010010… |
… | …011010011111 |
3 | 120221000110122 |
4 | 200102122133 |
5 | 4131322111 |
6 | 501225155 |
7 | 131641322 |
oct | 40223237 |
9 | 16830418 |
10 | 8464031 |
11 | 4861174 |
12 | 2a021bb |
13 | 19a4704 |
14 | 11a47b9 |
15 | b22cdb |
hex | 81269f |
8464031 has 2 divisors, whose sum is σ = 8464032. Its totient is φ = 8464030.
The previous prime is 8464019. The next prime is 8464033. The reversal of 8464031 is 1304648.
8464031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8464031 is a prime.
It is a super-2 number, since 2×84640312 = 143279641537922, which contains 22 as substring.
Together with 8464033, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8464033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4232015 + 4232016.
It is an arithmetic number, because the mean of its divisors is an integer number (4232016).
Almost surely, 28464031 is an apocalyptic number.
8464031 is a deficient number, since it is larger than the sum of its proper divisors (1).
8464031 is an equidigital number, since it uses as much as digits as its factorization.
8464031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2304, while the sum is 26.
The square root of 8464031 is about 2909.3007751004. The cubic root of 8464031 is about 203.7944793555.
Adding to 8464031 its reverse (1304648), we get a palindrome (9768679).
The spelling of 8464031 in words is "eight million, four hundred sixty-four thousand, thirty-one".
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