Base | Representation |
---|---|
bin | 1000001101000… |
… | …11110110101010 |
3 | 11210111212001220 |
4 | 10012203312222 |
5 | 120110003321 |
6 | 10455122510 |
7 | 1464014301 |
oct | 406436652 |
9 | 153455056 |
10 | 68828586 |
11 | 35940a32 |
12 | 1b073436 |
13 | 1134b598 |
14 | 91d9438 |
15 | 60989c6 |
hex | 41a3daa |
68828586 has 32 divisors (see below), whose sum is σ = 144039168. Its totient is φ = 21903360.
The previous prime is 68828537. The next prime is 68828593. The reversal of 68828586 is 68582886.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8586 + ... + 14538.
It is an arithmetic number, because the mean of its divisors is an integer number (4501224).
Almost surely, 268828586 is an apocalyptic number.
68828586 is an abundant number, since it is smaller than the sum of its proper divisors (75210582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68828586 is a wasteful number, since it uses less digits than its factorization.
68828586 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6046.
The product of its digits is 1474560, while the sum is 51.
The square root of 68828586 is about 8296.2995365404. The cubic root of 68828586 is about 409.8166660008.
The spelling of 68828586 in words is "sixty-eight million, eight hundred twenty-eight thousand, five hundred eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •