Base | Representation |
---|---|
bin | 1001101000110… |
… | …11100011001101 |
3 | 12122010202201212 |
4 | 10310123203031 |
5 | 131144300242 |
6 | 12004544205 |
7 | 2001145415 |
oct | 464334315 |
9 | 178122655 |
10 | 80853197 |
11 | 41704227 |
12 | 230b2065 |
13 | 1399b839 |
14 | aa49645 |
15 | 7171782 |
hex | 4d1b8cd |
80853197 has 2 divisors, whose sum is σ = 80853198. Its totient is φ = 80853196.
The previous prime is 80853191. The next prime is 80853203. The reversal of 80853197 is 79135808.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (80853191) and next prime (80853203).
It can be written as a sum of positive squares in only one way, i.e., 80802121 + 51076 = 8989^2 + 226^2 .
It is a cyclic number.
It is not a de Polignac number, because 80853197 - 24 = 80853181 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80853191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40426598 + 40426599.
It is an arithmetic number, because the mean of its divisors is an integer number (40426599).
Almost surely, 280853197 is an apocalyptic number.
It is an amenable number.
80853197 is a deficient number, since it is larger than the sum of its proper divisors (1).
80853197 is an equidigital number, since it uses as much as digits as its factorization.
80853197 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 60480, while the sum is 41.
The square root of 80853197 is about 8991.8405791028. The cubic root of 80853197 is about 432.4133222003.
The spelling of 80853197 in words is "eighty million, eight hundred fifty-three thousand, one hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.031 sec. • engine limits •