Base | Representation |
---|---|
bin | 111011111010001… |
… | …1000101001001011 |
3 | 12012002120210222111 |
4 | 1313310120221023 |
5 | 13104104034011 |
6 | 531250003151 |
7 | 100546412002 |
oct | 16764305113 |
9 | 5162523874 |
10 | 2010221131 |
11 | 941798986 |
12 | 4812764b7 |
13 | 260615779 |
14 | 150d99c39 |
15 | bb731121 |
hex | 77d18a4b |
2010221131 has 2 divisors, whose sum is σ = 2010221132. Its totient is φ = 2010221130.
The previous prime is 2010221111. The next prime is 2010221179. The reversal of 2010221131 is 1311220102.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2010221131 is a prime.
It is a super-2 number, since 2×20102211312 = 8081977991037838322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2010221111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005110565 + 1005110566.
It is an arithmetic number, because the mean of its divisors is an integer number (1005110566).
Almost surely, 22010221131 is an apocalyptic number.
2010221131 is a deficient number, since it is larger than the sum of its proper divisors (1).
2010221131 is an equidigital number, since it uses as much as digits as its factorization.
2010221131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 2010221131 is about 44835.4896371167. The cubic root of 2010221131 is about 1262.0637069833.
Adding to 2010221131 its reverse (1311220102), we get a palindrome (3321441233).
The spelling of 2010221131 in words is "two billion, ten million, two hundred twenty-one thousand, one hundred thirty-one".
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