Base | Representation |
---|---|
bin | 1100010010001100011… |
… | …0111110110100000101 |
3 | 202011201220120021001012 |
4 | 3010203012332310011 |
5 | 11424203330231323 |
6 | 240541311412005 |
7 | 21150554026046 |
oct | 3044306766405 |
9 | 664656507035 |
10 | 211042430213 |
11 | 81558a4a48a |
12 | 34a99824005 |
13 | 16b93c81554 |
14 | a3008788cd |
15 | 5752ae5678 |
hex | 31231bed05 |
211042430213 has 16 divisors (see below), whose sum is σ = 224075089920. Its totient is φ = 198204765696.
The previous prime is 211042430177. The next prime is 211042430219. The reversal of 211042430213 is 312034240112.
It is a cyclic number.
It is not a de Polignac number, because 211042430213 - 212 = 211042426117 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211042430219) 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, 3095945 + ... + 3163377.
It is an arithmetic number, because the mean of its divisors is an integer number (14004693120).
Almost surely, 2211042430213 is an apocalyptic number.
It is an amenable number.
211042430213 is a deficient number, since it is larger than the sum of its proper divisors (13032659707).
211042430213 is a wasteful number, since it uses less digits than its factorization.
211042430213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68876.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 211042430213 its reverse (312034240112), we get a palindrome (523076670325).
The spelling of 211042430213 in words is "two hundred eleven billion, forty-two million, four hundred thirty thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •