Base | Representation |
---|---|
bin | 100000010010… |
… | …011101010101 |
3 | 120221000201101 |
4 | 200102131111 |
5 | 4131323323 |
6 | 501230101 |
7 | 131642002 |
oct | 40223525 |
9 | 16830641 |
10 | 8464213 |
11 | 486131a |
12 | 2a02331 |
13 | 19a4814 |
14 | 11a48a9 |
15 | b22dad |
hex | 812755 |
8464213 has 2 divisors, whose sum is σ = 8464214. Its totient is φ = 8464212.
The previous prime is 8464193. The next prime is 8464223. The reversal of 8464213 is 3124648.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 6036849 + 2427364 = 2457^2 + 1558^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8464213 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8464223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4232106 + 4232107.
It is an arithmetic number, because the mean of its divisors is an integer number (4232107).
Almost surely, 28464213 is an apocalyptic number.
It is an amenable number.
8464213 is a deficient number, since it is larger than the sum of its proper divisors (1).
8464213 is an equidigital number, since it uses as much as digits as its factorization.
8464213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4608, while the sum is 28.
The square root of 8464213 is about 2909.3320539258. The cubic root of 8464213 is about 203.7959400594.
The spelling of 8464213 in words is "eight million, four hundred sixty-four thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •