Base | Representation |
---|---|
bin | 10111110111011… |
… | …11101010000000 |
3 | 111221201202221220 |
4 | 23323233222000 |
5 | 402223223242 |
6 | 31511115040 |
7 | 4650523515 |
oct | 1373575200 |
9 | 457652856 |
10 | 200211072 |
11 | a30175a6 |
12 | 57072a80 |
13 | 3262c3b9 |
14 | 1c83930c |
15 | 1289bbec |
hex | beefa80 |
200211072 has 64 divisors (see below), whose sum is σ = 540885600. Its totient is φ = 65598464.
The previous prime is 200211029. The next prime is 200211073. The reversal of 200211072 is 270112002.
It is a tau number, because it is divible by the number of its divisors (64).
It is not an unprimeable number, because it can be changed into a prime (200211073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18238 + ... + 27074.
Almost surely, 2200211072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 200211072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270442800).
200211072 is an abundant number, since it is smaller than the sum of its proper divisors (340674528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200211072 is an equidigital number, since it uses as much as digits as its factorization.
200211072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8913 (or 8901 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 15.
The square root of 200211072 is about 14149.5961779833. The cubic root of 200211072 is about 585.0092014040.
Adding to 200211072 its reverse (270112002), we get a palindrome (470323074).
The spelling of 200211072 in words is "two hundred million, two hundred eleven thousand, seventy-two".
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