Base | Representation |
---|---|
bin | 11000011010111010000 |
3 | 1111122200100 |
4 | 3003113100 |
5 | 201101313 |
6 | 25052400 |
7 | 6541653 |
oct | 3032720 |
9 | 1448610 |
10 | 800208 |
11 | 4a7232 |
12 | 327100 |
13 | 2202c6 |
14 | 16b89a |
15 | 10c173 |
hex | c35d0 |
800208 has 30 divisors (see below), whose sum is σ = 2239874. Its totient is φ = 266688.
The previous prime is 800171. The next prime is 800209. The reversal of 800208 is 802008.
It can be written as a sum of positive squares in only one way, i.e., 788544 + 11664 = 888^2 + 108^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (800209) by changing a digit.
800208 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2635 + ... + 2922.
2800208 is an apocalyptic number.
It is an amenable number.
800208 is an abundant number, since it is smaller than the sum of its proper divisors (1439666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
800208 is a wasteful number, since it uses less digits than its factorization.
800208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5571 (or 5562 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 800208 is about 894.5434589778. The cubic root of 800208 is about 92.8398213957.
The spelling of 800208 in words is "eight hundred thousand, two hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.107 sec. • engine limits •