Base | Representation |
---|---|
bin | 1111000111101000110 |
3 | 221011121021 |
4 | 1320331012 |
5 | 111323210 |
6 | 14341354 |
7 | 4132255 |
oct | 1707506 |
9 | 834537 |
10 | 495430 |
11 | 309251 |
12 | 1ba85a |
13 | 144670 |
14 | cc79c |
15 | 9bbda |
hex | 78f46 |
495430 has 32 divisors (see below), whose sum is σ = 995904. Its totient is φ = 176256.
The previous prime is 495421. The next prime is 495433. The reversal of 495430 is 34594.
It is a Smith number, since the sum of its digits (25) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 495395 and 495404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (495433) by changing a digit.
495430 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
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 15 ways as a sum of consecutive naturals, for example, 4759 + ... + 4861.
It is an arithmetic number, because the mean of its divisors is an integer number (31122).
2495430 is an apocalyptic number.
495430 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
495430 is a wasteful number, since it uses less digits than its factorization.
495430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 495430 is about 703.8678853308. The cubic root of 495430 is about 79.1274980140.
The spelling of 495430 in words is "four hundred ninety-five thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •