Base | Representation |
---|---|
bin | 1000001000011… |
… | …11010011001110 |
3 | 11202100221101202 |
4 | 10010033103032 |
5 | 114431020420 |
6 | 10434105502 |
7 | 1455601310 |
oct | 404172316 |
9 | 152327352 |
10 | 68220110 |
11 | 35565862 |
12 | 1aa1b292 |
13 | 1119763a |
14 | 90bb7b0 |
15 | 5ec8575 |
hex | 410f4ce |
68220110 has 32 divisors (see below), whose sum is σ = 140659200. Its totient is φ = 23336352.
The previous prime is 68220101. The next prime is 68220121. The reversal of 68220110 is 1102286.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41117 + ... + 42743.
It is an arithmetic number, because the mean of its divisors is an integer number (4395600).
Almost surely, 268220110 is an apocalyptic number.
68220110 is an abundant number, since it is smaller than the sum of its proper divisors (72439090).
68220110 is a wasteful number, since it uses less digits than its factorization.
68220110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2240.
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 68220110 is about 8259.5465977256. The cubic root of 68220110 is about 408.6054344479.
Adding to 68220110 its reverse (1102286), we get a palindrome (69322396).
The spelling of 68220110 in words is "sixty-eight million, two hundred twenty thousand, one hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •