Base | Representation |
---|---|
bin | 110101010101110… |
… | …000110100101001 |
3 | 2022100220111111222 |
4 | 311111300310221 |
5 | 3313043204244 |
6 | 224444431425 |
7 | 31114334315 |
oct | 6525606451 |
9 | 2270814458 |
10 | 894897449 |
11 | 41a167776 |
12 | 20b848575 |
13 | 11352b024 |
14 | 86bccb45 |
15 | 5386ebee |
hex | 35570d29 |
894897449 has 2 divisors, whose sum is σ = 894897450. Its totient is φ = 894897448.
The previous prime is 894897401. The next prime is 894897461. The reversal of 894897449 is 944798498.
894897449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 880190224 + 14707225 = 29668^2 + 3835^2 .
It is a cyclic number.
It is not a de Polignac number, because 894897449 - 212 = 894893353 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 894897391 and 894897400.
It is not a weakly prime, because it can be changed into another prime (894897469) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447448724 + 447448725.
It is an arithmetic number, because the mean of its divisors is an integer number (447448725).
Almost surely, 2894897449 is an apocalyptic number.
It is an amenable number.
894897449 is a deficient number, since it is larger than the sum of its proper divisors (1).
894897449 is an equidigital number, since it uses as much as digits as its factorization.
894897449 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 20901888, while the sum is 62.
The square root of 894897449 is about 29914.8366032643. The cubic root of 894897449 is about 963.6613111061.
The spelling of 894897449 in words is "eight hundred ninety-four million, eight hundred ninety-seven thousand, four hundred forty-nine".
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