Base | Representation |
---|---|
bin | 1000001010001… |
… | …11011110010000 |
3 | 11202210122000022 |
4 | 10011013132100 |
5 | 120010401232 |
6 | 10443043012 |
7 | 1460550146 |
oct | 405073620 |
9 | 152718008 |
10 | 68450192 |
11 | 35702708 |
12 | 1ab10468 |
13 | 11248295 |
14 | 913b596 |
15 | 6021812 |
hex | 4147790 |
68450192 has 20 divisors (see below), whose sum is σ = 132753036. Its totient is φ = 34191360.
The previous prime is 68450191. The next prime is 68450203. The reversal of 68450192 is 29105486.
It can be written as a sum of positive squares in 2 ways, for example, as 28558336 + 39891856 = 5344^2 + 6316^2 .
It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (68450191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25892 + ... + 28412.
Almost surely, 268450192 is an apocalyptic number.
It is an amenable number.
68450192 is a deficient number, since it is larger than the sum of its proper divisors (64302844).
68450192 is a wasteful number, since it uses less digits than its factorization.
68450192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4226 (or 4220 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 35.
The square root of 68450192 is about 8273.4631201209. The cubic root of 68450192 is about 409.0642789280.
The spelling of 68450192 in words is "sixty-eight million, four hundred fifty thousand, one hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •