Base | Representation |
---|---|
bin | 111110111110110… |
… | …1100000100010111 |
3 | 12110021120221112212 |
4 | 1331331230010113 |
5 | 13312002321122 |
6 | 545411504035 |
7 | 103240644245 |
oct | 17575540427 |
9 | 5407527485 |
10 | 2113323287 |
11 | 994a09079 |
12 | 4ab8b801b |
13 | 278aa426a |
14 | 160957795 |
15 | c57e9ce2 |
hex | 7df6c117 |
2113323287 has 2 divisors, whose sum is σ = 2113323288. Its totient is φ = 2113323286.
The previous prime is 2113323271. The next prime is 2113323337. The reversal of 2113323287 is 7823233112.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2113323287 - 24 = 2113323271 is a prime.
It is a super-2 number, since 2×21133232872 = 8932270630752968738, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2113323217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056661643 + 1056661644.
It is an arithmetic number, because the mean of its divisors is an integer number (1056661644).
Almost surely, 22113323287 is an apocalyptic number.
2113323287 is a deficient number, since it is larger than the sum of its proper divisors (1).
2113323287 is an equidigital number, since it uses as much as digits as its factorization.
2113323287 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 12096, while the sum is 32.
The square root of 2113323287 is about 45970.8960865459. The cubic root of 2113323287 is about 1283.2816361851.
Adding to 2113323287 its reverse (7823233112), we get a palindrome (9936556399).
The spelling of 2113323287 in words is "two billion, one hundred thirteen million, three hundred twenty-three thousand, two hundred eighty-seven".
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