Base | Representation |
---|---|
bin | 111110101001101… |
… | …0110000100001001 |
3 | 12102111200222222022 |
4 | 1331103112010021 |
5 | 13301132114423 |
6 | 544333534225 |
7 | 103044413234 |
oct | 17523260411 |
9 | 5374628868 |
10 | 2102223113 |
11 | 989717381 |
12 | 4a8044375 |
13 | 2766b8a03 |
14 | 15d2a841b |
15 | c4855dc8 |
hex | 7d4d6109 |
2102223113 has 2 divisors, whose sum is σ = 2102223114. Its totient is φ = 2102223112.
The previous prime is 2102223103. The next prime is 2102223127. The reversal of 2102223113 is 3113222012.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1284720649 + 817502464 = 35843^2 + 28592^2 .
It is a cyclic number.
It is not a de Polignac number, because 2102223113 - 26 = 2102223049 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 = 2102223091 and 2102223100.
It is not a weakly prime, because it can be changed into another prime (2102223103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051111556 + 1051111557.
It is an arithmetic number, because the mean of its divisors is an integer number (1051111557).
Almost surely, 22102223113 is an apocalyptic number.
It is an amenable number.
2102223113 is a deficient number, since it is larger than the sum of its proper divisors (1).
2102223113 is an equidigital number, since it uses as much as digits as its factorization.
2102223113 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2102223113 is about 45850.0066848414. The cubic root of 2102223113 is about 1281.0308900969.
Adding to 2102223113 its reverse (3113222012), we get a palindrome (5215445125).
The spelling of 2102223113 in words is "two billion, one hundred two million, two hundred twenty-three thousand, one hundred thirteen".
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