Base | Representation |
---|---|
bin | 11001001010101… |
… | …00100100111000 |
3 | 112201020111202022 |
4 | 30211110210320 |
5 | 413021011300 |
6 | 32540454012 |
7 | 5142256430 |
oct | 1445244470 |
9 | 481214668 |
10 | 211110200 |
11 | a9191244 |
12 | 5a84a308 |
13 | 349772a2 |
14 | 200752c0 |
15 | 13801285 |
hex | c954938 |
211110200 has 96 divisors (see below), whose sum is σ = 566883360. Its totient is φ = 71616000.
The previous prime is 211110181. The next prime is 211110209. The reversal of 211110200 is 2011112.
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211110209) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140654 + ... + 142146.
It is an arithmetic number, because the mean of its divisors is an integer number (5905035).
Almost surely, 2211110200 is an apocalyptic number.
211110200 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 211110200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283441680).
211110200 is an abundant number, since it is smaller than the sum of its proper divisors (355773160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211110200 is a wasteful number, since it uses less digits than its factorization.
211110200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1617 (or 1608 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
The square root of 211110200 is about 14529.6317916181. The cubic root of 211110200 is about 595.4378059721.
Adding to 211110200 its reverse (2011112), we get a palindrome (213121312).
The spelling of 211110200 in words is "two hundred eleven million, one hundred ten thousand, two hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •