Base | Representation |
---|---|
bin | 1010100000111010… |
… | …1101011111101001 |
3 | 21021200220020020102 |
4 | 2220032231133221 |
5 | 21240020204044 |
6 | 1144022235145 |
7 | 126641150645 |
oct | 25016553751 |
9 | 7250806212 |
10 | 2822428649 |
11 | 1219207467 |
12 | 669285ab5 |
13 | 35c980c31 |
14 | 1cabc1c25 |
15 | 117bba24e |
hex | a83ad7e9 |
2822428649 has 2 divisors, whose sum is σ = 2822428650. Its totient is φ = 2822428648.
The previous prime is 2822428613. The next prime is 2822428657. The reversal of 2822428649 is 9468242282.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2431180249 + 391248400 = 49307^2 + 19780^2 .
It is a cyclic number.
It is not a de Polignac number, because 2822428649 - 228 = 2553993193 is a prime.
It is a super-2 number, since 2×28224286492 = 15932206957391930402, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2822428249) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411214324 + 1411214325.
It is an arithmetic number, because the mean of its divisors is an integer number (1411214325).
Almost surely, 22822428649 is an apocalyptic number.
It is an amenable number.
2822428649 is a deficient number, since it is larger than the sum of its proper divisors (1).
2822428649 is an equidigital number, since it uses as much as digits as its factorization.
2822428649 is an evil number, because the sum of its binary digits is even.
The product of its digits is 884736, while the sum is 47.
The square root of 2822428649 is about 53126.5343213728. The cubic root of 2822428649 is about 1413.2131088340.
The spelling of 2822428649 in words is "two billion, eight hundred twenty-two million, four hundred twenty-eight thousand, six hundred forty-nine".
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