Base | Representation |
---|---|
bin | 1100010010011101000… |
… | …0110000010101010000 |
3 | 202011220202122220200010 |
4 | 3010213100300111100 |
5 | 11424324144214300 |
6 | 240552240554520 |
7 | 21152361152340 |
oct | 3044720602520 |
9 | 664822586603 |
10 | 211112101200 |
11 | 81594306310 |
12 | 34ab9022a40 |
13 | 16ba55363a0 |
14 | a309c12d20 |
15 | 5758ca8a50 |
hex | 3127430550 |
211112101200 has 960 divisors, whose sum is σ = 913945503744. Its totient is φ = 40227840000.
The previous prime is 211112101159. The next prime is 211112101219. The reversal of 211112101200 is 2101211112.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 217416715 + ... + 217417685.
Almost surely, 2211112101200 is an apocalyptic number.
211112101200 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 211112101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456972751872).
211112101200 is an abundant number, since it is smaller than the sum of its proper divisors (702833402544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211112101200 is a wasteful number, since it uses less digits than its factorization.
211112101200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1204 (or 1193 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 211112101200 its reverse (2101211112), we get a palindrome (213213312312).
The spelling of 211112101200 in words is "two hundred eleven billion, one hundred twelve million, one hundred one thousand, two hundred".
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