Base | Representation |
---|---|
bin | 1100000000001010000… |
… | …1000010001001101000 |
3 | 201201020110220001021022 |
4 | 3000002201002021220 |
5 | 11334244331103300 |
6 | 234421031232012 |
7 | 20616562361615 |
oct | 3000241021150 |
9 | 651213801238 |
10 | 206200644200 |
11 | 7a4a3984a41 |
12 | 33b68218608 |
13 | 165a1b39505 |
14 | 9da17dd50c |
15 | 556c9e2285 |
hex | 3002842268 |
206200644200 has 96 divisors (see below), whose sum is σ = 500488502400. Its totient is φ = 78858236160.
The previous prime is 206200644197. The next prime is 206200644227. The reversal of 206200644200 is 2446002602.
It is a self number, because there is not a number n which added to its sum of digits gives 206200644200.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11504846 + ... + 11522754.
It is an arithmetic number, because the mean of its divisors is an integer number (5213421900).
Almost surely, 2206200644200 is an apocalyptic number.
206200644200 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 206200644200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250244251200).
206200644200 is an abundant number, since it is smaller than the sum of its proper divisors (294287858200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206200644200 is a wasteful number, since it uses less digits than its factorization.
206200644200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20451 (or 20442 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 206200644200 its reverse (2446002602), we get a palindrome (208646646802).
The spelling of 206200644200 in words is "two hundred six billion, two hundred million, six hundred forty-four thousand, two hundred".
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