Base | Representation |
---|---|
bin | 100000001100010001011… |
… | …010000110011010000100 |
3 | 21211111002000222112011220 |
4 | 200030101122012122010 |
5 | 242221041223241400 |
6 | 4412134252000340 |
7 | 315553245355404 |
oct | 40142132063204 |
9 | 7744060875156 |
10 | 2212200212100 |
11 | 7832093909aa |
12 | 2b88a54600b0 |
13 | 1307c0347a58 |
14 | 790dcdc8804 |
15 | 3c82756e7a0 |
hex | 20311686684 |
2212200212100 has 36 divisors (see below), whose sum is σ = 6400632614544. Its totient is φ = 589920056480.
The previous prime is 2212200212083. The next prime is 2212200212107. The reversal of 2212200212100 is 12120022122.
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 2212200212100.
It is not an unprimeable number, because it can be changed into a prime (2212200212107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3687000054 + ... + 3687000653.
It is an arithmetic number, because the mean of its divisors is an integer number (177795350404).
Almost surely, 22212200212100 is an apocalyptic number.
2212200212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2212200212100 is an abundant number, since it is smaller than the sum of its proper divisors (4188432402444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2212200212100 is a wasteful number, since it uses less digits than its factorization.
2212200212100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7374000724 (or 7374000717 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2212200212100 its reverse (12120022122), we get a palindrome (2224320234222).
The spelling of 2212200212100 in words is "two trillion, two hundred twelve billion, two hundred million, two hundred twelve thousand, one hundred".
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