Base | Representation |
---|---|
bin | 11001011001010… |
… | …01010100111001 |
3 | 112211212001111110 |
4 | 30230221110321 |
5 | 414013431301 |
6 | 33045550533 |
7 | 5164504206 |
oct | 1454512471 |
9 | 484761443 |
10 | 213030201 |
11 | aa28281a |
12 | 5b415449 |
13 | 3519a197 |
14 | 20414cad |
15 | 13a800d6 |
hex | cb29539 |
213030201 has 16 divisors (see below), whose sum is σ = 301780800. Its totient is φ = 133414848.
The previous prime is 213030187. The next prime is 213030203. The reversal of 213030201 is 102030312.
It is a happy number.
213030201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 213030201 - 27 = 213030073 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (213030203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29871 + ... + 36308.
It is an arithmetic number, because the mean of its divisors is an integer number (18861300).
Almost surely, 2213030201 is an apocalyptic number.
It is an amenable number.
213030201 is a deficient number, since it is larger than the sum of its proper divisors (88750599).
213030201 is a wasteful number, since it uses less digits than its factorization.
213030201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66248.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 213030201 is about 14595.5541518642. The cubic root of 213030201 is about 597.2374864968.
Adding to 213030201 its reverse (102030312), we get a palindrome (315060513).
The spelling of 213030201 in words is "two hundred thirteen million, thirty thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •