Base | Representation |
---|---|
bin | 1000001000110… |
… | …01001010010011 |
3 | 11202102222210122 |
4 | 10010121022103 |
5 | 114433313444 |
6 | 10435020455 |
7 | 1456130126 |
oct | 404311223 |
9 | 152388718 |
10 | 68260499 |
11 | 3559313a |
12 | 1aa3a72b |
13 | 111acb38 |
14 | 90cc3bd |
15 | 5ed54ee |
hex | 4119293 |
68260499 has 2 divisors, whose sum is σ = 68260500. Its totient is φ = 68260498.
The previous prime is 68260459. The next prime is 68260501. The reversal of 68260499 is 99406286.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68260499 is a prime.
Together with 68260501, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (68260459) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34130249 + 34130250.
It is an arithmetic number, because the mean of its divisors is an integer number (34130250).
Almost surely, 268260499 is an apocalyptic number.
68260499 is a deficient number, since it is larger than the sum of its proper divisors (1).
68260499 is an equidigital number, since it uses as much as digits as its factorization.
68260499 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 186624, while the sum is 44.
The square root of 68260499 is about 8261.9912248804. The cubic root of 68260499 is about 408.6860553925.
The spelling of 68260499 in words is "sixty-eight million, two hundred sixty thousand, four hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •