Base | Representation |
---|---|
bin | 11001100001111… |
… | …010100000011011 |
3 | 1002211221221200011 |
4 | 121201322200123 |
5 | 1334122231140 |
6 | 110300222351 |
7 | 13420444450 |
oct | 3141724033 |
9 | 1084857604 |
10 | 428320795 |
11 | 1aa859831 |
12 | bb53a9b7 |
13 | 6a979176 |
14 | 40c57827 |
15 | 27909cea |
hex | 1987a81b |
428320795 has 16 divisors (see below), whose sum is σ = 587778048. Its totient is φ = 293522400.
The previous prime is 428320793. The next prime is 428320799. The reversal of 428320795 is 597023824.
It is not a de Polignac number, because 428320795 - 21 = 428320793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (428320793) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77370 + ... + 82720.
It is an arithmetic number, because the mean of its divisors is an integer number (36736128).
Almost surely, 2428320795 is an apocalyptic number.
428320795 is a deficient number, since it is larger than the sum of its proper divisors (159457253).
428320795 is a wasteful number, since it uses less digits than its factorization.
428320795 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7650.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 428320795 is about 20695.9125191425. The cubic root of 428320795 is about 753.8004400496.
The spelling of 428320795 in words is "four hundred twenty-eight million, three hundred twenty thousand, seven hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •