Base | Representation |
---|---|
bin | 1000001100010… |
… | …10110111101111 |
3 | 11210022122200212 |
4 | 10012022313233 |
5 | 120043220010 |
6 | 10453013035 |
7 | 1463110043 |
oct | 406126757 |
9 | 153278625 |
10 | 68726255 |
11 | 35881064 |
12 | 1b02417b |
13 | 11313b30 |
14 | 91b0023 |
15 | 6078505 |
hex | 418adef |
68726255 has 32 divisors (see below), whose sum is σ = 92488704. Its totient is φ = 48698496.
The previous prime is 68726237. The next prime is 68726269. The reversal of 68726255 is 55262786.
It is a cyclic number.
It is not a de Polignac number, because 68726255 - 26 = 68726191 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187082 + ... + 187448.
It is an arithmetic number, because the mean of its divisors is an integer number (2890272).
Almost surely, 268726255 is an apocalyptic number.
68726255 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
68726255 is a deficient number, since it is larger than the sum of its proper divisors (23762449).
68726255 is a wasteful number, since it uses less digits than its factorization.
68726255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495.
The product of its digits is 201600, while the sum is 41.
The square root of 68726255 is about 8290.1299748556. The cubic root of 68726255 is about 409.6134667578.
The spelling of 68726255 in words is "sixty-eight million, seven hundred twenty-six thousand, two hundred fifty-five".
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