Base | Representation |
---|---|
bin | 10011111010000000101101 |
3 | 100211010020012 |
4 | 103322000231 |
5 | 2313441344 |
6 | 303503005 |
7 | 62232563 |
oct | 23720055 |
9 | 10733205 |
10 | 5218349 |
11 | 2a44694 |
12 | 18b7a65 |
13 | 11092a6 |
14 | 99ba33 |
15 | 6d129e |
hex | 4fa02d |
5218349 has 2 divisors, whose sum is σ = 5218350. Its totient is φ = 5218348.
The previous prime is 5218321. The next prime is 5218361. The reversal of 5218349 is 9438125.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4182025 + 1036324 = 2045^2 + 1018^2 .
It is a cyclic number.
It is not a de Polignac number, because 5218349 - 216 = 5152813 is a prime.
It is a Chen prime.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5218319) 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, 2609174 + 2609175.
It is an arithmetic number, because the mean of its divisors is an integer number (2609175).
Almost surely, 25218349 is an apocalyptic number.
It is an amenable number.
5218349 is a deficient number, since it is larger than the sum of its proper divisors (1).
5218349 is an equidigital number, since it uses as much as digits as its factorization.
5218349 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 8640, while the sum is 32.
The square root of 5218349 is about 2284.3705916510. The cubic root of 5218349 is about 173.4513590473.
The spelling of 5218349 in words is "five million, two hundred eighteen thousand, three hundred forty-nine".
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