Base | Representation |
---|---|
bin | 11101101100010001100… |
… | …10001101010100000111 |
3 | 10121112022122021001122011 |
4 | 32312020302031110013 |
5 | 113203333220043023 |
6 | 2100401355515051 |
7 | 133464362605345 |
oct | 16661062152407 |
9 | 3545278231564 |
10 | 1020202112263 |
11 | 36373554a944 |
12 | 14587b758a87 |
13 | 752877ba019 |
14 | 37541500995 |
15 | 1b81010750d |
hex | ed88c8d507 |
1020202112263 has 2 divisors, whose sum is σ = 1020202112264. Its totient is φ = 1020202112262.
The previous prime is 1020202112261. The next prime is 1020202112341. The reversal of 1020202112263 is 3622112020201.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1020202112263 - 21 = 1020202112261 is a prime.
Together with 1020202112261, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1020202112261) 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, 510101056131 + 510101056132.
It is an arithmetic number, because the mean of its divisors is an integer number (510101056132).
Almost surely, 21020202112263 is an apocalyptic number.
1020202112263 is a deficient number, since it is larger than the sum of its proper divisors (1).
1020202112263 is an equidigital number, since it uses as much as digits as its factorization.
1020202112263 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 1020202112263 its reverse (3622112020201), we get a palindrome (4642314132464).
The spelling of 1020202112263 in words is "one trillion, twenty billion, two hundred two million, one hundred twelve thousand, two hundred sixty-three".
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