Base | Representation |
---|---|
bin | 1000000111110101001011 |
3 | 11000011202021 |
4 | 20013311023 |
5 | 1021113402 |
6 | 113345311 |
7 | 24045442 |
oct | 10076513 |
9 | 4004667 |
10 | 2129227 |
11 | 12247a1 |
12 | 868237 |
13 | 5971c9 |
14 | 3d5d59 |
15 | 2c0d37 |
hex | 207d4b |
2129227 has 2 divisors, whose sum is σ = 2129228. Its totient is φ = 2129226.
The previous prime is 2129221. The next prime is 2129261. The reversal of 2129227 is 7229212.
2129227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2129227 is a prime.
It is a d-powerful number, because it can be written as 2 + 1 + 29 + 94 + 213 + 221 + 75 .
It is not a weakly prime, because it can be changed into another prime (2129221) 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 as a sum of consecutive naturals, namely, 1064613 + 1064614.
It is an arithmetic number, because the mean of its divisors is an integer number (1064614).
22129227 is an apocalyptic number.
2129227 is a deficient number, since it is larger than the sum of its proper divisors (1).
2129227 is an equidigital number, since it uses as much as digits as its factorization.
2129227 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1008, while the sum is 25.
The square root of 2129227 is about 1459.1871024649. The cubic root of 2129227 is about 128.6492686198.
The spelling of 2129227 in words is "two million, one hundred twenty-nine thousand, two hundred twenty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •