Base | Representation |
---|---|
bin | 1000001111101001… |
… | …1001000100101101 |
3 | 12201020101021010102 |
4 | 2003322121010231 |
5 | 14013024403344 |
6 | 1003334520445 |
7 | 105562141514 |
oct | 20372310455 |
9 | 5636337112 |
10 | 2213122349 |
11 | a36282639 |
12 | 519206125 |
13 | 293677469 |
14 | 16dcd567b |
15 | ce45ee4e |
hex | 83e9912d |
2213122349 has 2 divisors, whose sum is σ = 2213122350. Its totient is φ = 2213122348.
The previous prime is 2213122297. The next prime is 2213122411. The reversal of 2213122349 is 9432213122.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1460004100 + 753118249 = 38210^2 + 27443^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2213122349 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2213122649) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106561174 + 1106561175.
It is an arithmetic number, because the mean of its divisors is an integer number (1106561175).
Almost surely, 22213122349 is an apocalyptic number.
It is an amenable number.
2213122349 is a deficient number, since it is larger than the sum of its proper divisors (1).
2213122349 is an equidigital number, since it uses as much as digits as its factorization.
2213122349 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 5184, while the sum is 29.
The square root of 2213122349 is about 47043.8343356491. The cubic root of 2213122349 is about 1303.1722035237.
The spelling of 2213122349 in words is "two billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred forty-nine".
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