Base | Representation |
---|---|
bin | 1010001100101000010111… |
… | …1100111111110010001011 |
3 | 1110200212102100210211021102 |
4 | 2203022011330333302023 |
5 | 2432144401133032222 |
6 | 35502434555532015 |
7 | 2235022405355135 |
oct | 243120574776213 |
9 | 43625370724242 |
10 | 11212112002187 |
11 | 3633036a20678 |
12 | 1310b9575a00b |
13 | 6343b3b61515 |
14 | 2aa9520ac055 |
15 | 1469bd124d92 |
hex | a3285f3fc8b |
11212112002187 has 2 divisors, whose sum is σ = 11212112002188. Its totient is φ = 11212112002186.
The previous prime is 11212112002151. The next prime is 11212112002237. The reversal of 11212112002187 is 78120021121211.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 11212112002187 - 26 = 11212112002123 is a prime.
It is a super-2 number, since 2×112121120021872 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (11212112002787) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606056001093 + 5606056001094.
It is an arithmetic number, because the mean of its divisors is an integer number (5606056001094).
Almost surely, 211212112002187 is an apocalyptic number.
11212112002187 is a deficient number, since it is larger than the sum of its proper divisors (1).
11212112002187 is an equidigital number, since it uses as much as digits as its factorization.
11212112002187 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 896, while the sum is 29.
Adding to 11212112002187 its reverse (78120021121211), we get a palindrome (89332133123398).
The spelling of 11212112002187 in words is "eleven trillion, two hundred twelve billion, one hundred twelve million, two thousand, one hundred eighty-seven".
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