Base | Representation |
---|---|
bin | 11011010101001… |
… | …100110100001101 |
3 | 1011221211100211222 |
4 | 123111030310031 |
5 | 1414341323344 |
6 | 113300053125 |
7 | 14235355106 |
oct | 3325146415 |
9 | 1157740758 |
10 | 458542349 |
11 | 215920721 |
12 | 1096941a5 |
13 | 73ccac45 |
14 | 44c833ad |
15 | 2a3c95ee |
hex | 1b54cd0d |
458542349 has 2 divisors, whose sum is σ = 458542350. Its totient is φ = 458542348.
The previous prime is 458542339. The next prime is 458542351. The reversal of 458542349 is 943245854.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 387814249 + 70728100 = 19693^2 + 8410^2 .
It is a cyclic number.
It is not a de Polignac number, because 458542349 - 28 = 458542093 is a prime.
It is a super-2 number, since 2×4585423492 = 420522171652875602, which contains 22 as substring.
It is a Sophie Germain prime.
Together with 458542351, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (458542339) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229271174 + 229271175.
It is an arithmetic number, because the mean of its divisors is an integer number (229271175).
Almost surely, 2458542349 is an apocalyptic number.
It is an amenable number.
458542349 is a deficient number, since it is larger than the sum of its proper divisors (1).
458542349 is an equidigital number, since it uses as much as digits as its factorization.
458542349 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 691200, while the sum is 44.
The square root of 458542349 is about 21413.6019623042. The cubic root of 458542349 is about 771.1280194839.
The spelling of 458542349 in words is "four hundred fifty-eight million, five hundred forty-two thousand, three hundred forty-nine".
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