Base | Representation |
---|---|
bin | 1010001100101000010101… |
… | …0000000101101101111100 |
3 | 1110200212101112122201212221 |
4 | 2203022011100011231330 |
5 | 2432144340124330022 |
6 | 35502433455335124 |
7 | 2235022203325003 |
oct | 243120520055574 |
9 | 43625345581787 |
10 | 11212100230012 |
11 | 3633030310000 |
12 | 1310b918214a4 |
13 | 6343b159c136 |
14 | 2aa9506c5c3a |
15 | 1469bc09bcc7 |
hex | a3285405b7c |
11212100230012 has 30 divisors (see below), whose sum is σ = 21583159040240. Its totient is φ = 5096409168840.
The previous prime is 11212100230003. The next prime is 11212100230013. The reversal of 11212100230012 is 21003200121211.
It is a super-2 number, since 2×112121002300122 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11212100230013) 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 in 9 ways as a sum of consecutive naturals, for example, 95666628 + ... + 95783755.
Almost surely, 211212100230012 is an apocalyptic number.
It is an amenable number.
11212100230012 is a deficient number, since it is larger than the sum of its proper divisors (10371058810228).
11212100230012 is an equidigital number, since it uses as much as digits as its factorization.
11212100230012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191450431 (or 191450396 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 11212100230012 its reverse (21003200121211), we get a palindrome (32215300351223).
The spelling of 11212100230012 in words is "eleven trillion, two hundred twelve billion, one hundred million, two hundred thirty thousand, twelve".
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