Base | Representation |
---|---|
bin | 11101010010000000011… |
… | …110101001011010011000 |
3 | 21010100211200200211201020 |
4 | 131102000132221122120 |
5 | 230431441223241440 |
6 | 4140220401522440 |
7 | 265243124411430 |
oct | 35220036513230 |
9 | 7110750624636 |
10 | 2012200212120 |
11 | 70640761a81a |
12 | 285b89943420 |
13 | 1179990288b7 |
14 | 6d568d072c0 |
15 | 3751e0ea3d0 |
hex | 1d4807a9698 |
2012200212120 has 256 divisors, whose sum is σ = 7306452771840. Its totient is φ = 432778395648.
The previous prime is 2012200212109. The next prime is 2012200212131. The reversal of 2012200212120 is 212120022102.
It is an interprime number because it is at equal distance from previous prime (2012200212109) and next prime (2012200212131).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 2012200212120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75285079 + ... + 75311801.
It is an arithmetic number, because the mean of its divisors is an integer number (28540831140).
Almost surely, 22012200212120 is an apocalyptic number.
2012200212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2012200212120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3653226385920).
2012200212120 is an abundant number, since it is smaller than the sum of its proper divisors (5294252559720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012200212120 is a wasteful number, since it uses less digits than its factorization.
2012200212120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32034 (or 32030 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2012200212120 its reverse (212120022102), we get a palindrome (2224320234222).
The spelling of 2012200212120 in words is "two trillion, twelve billion, two hundred million, two hundred twelve thousand, one hundred twenty".
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