Base | Representation |
---|---|
bin | 1000001001000… |
… | …11111110110110 |
3 | 11202112020121020 |
4 | 10010203332312 |
5 | 114441223242 |
6 | 10440002010 |
7 | 1456403265 |
oct | 404437666 |
9 | 152466536 |
10 | 68304822 |
11 | 35613473 |
12 | 1aa60306 |
13 | 111c7071 |
14 | 91005dc |
15 | 5ee36ec |
hex | 4123fb6 |
68304822 has 16 divisors (see below), whose sum is σ = 138339840. Its totient is φ = 22479912.
The previous prime is 68304809. The next prime is 68304833. The reversal of 68304822 is 22840386.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71578 + ... + 72525.
It is an arithmetic number, because the mean of its divisors is an integer number (8646240).
Almost surely, 268304822 is an apocalyptic number.
68304822 is an abundant number, since it is smaller than the sum of its proper divisors (70035018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68304822 is a wasteful number, since it uses less digits than its factorization.
68304822 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144187.
The product of its (nonzero) digits is 18432, while the sum is 33.
The square root of 68304822 is about 8264.6731332824. The cubic root of 68304822 is about 408.7744924489.
The spelling of 68304822 in words is "sixty-eight million, three hundred four thousand, eight hundred twenty-two".
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