Base | Representation |
---|---|
bin | 10010111100010111… |
… | …011100000110100011 |
3 | 1221111112112200011222 |
4 | 102330113130012203 |
5 | 313124033131321 |
6 | 13202155325255 |
7 | 1320022153112 |
oct | 227427340643 |
9 | 57445480158 |
10 | 20340130211 |
11 | 8698522975 |
12 | 3b37a5082b |
13 | 1bc1cb660b |
14 | dad543c79 |
15 | 7e0a553ab |
hex | 4bc5dc1a3 |
20340130211 has 24 divisors (see below), whose sum is σ = 21917857104. Its totient is φ = 18868386240.
The previous prime is 20340130207. The next prime is 20340130259. The reversal of 20340130211 is 11203104302.
It is not a de Polignac number, because 20340130211 - 22 = 20340130207 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20340130211.
It is not an unprimeable number, because it can be changed into a prime (20340130271) 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, 4181921 + ... + 4186781.
It is an arithmetic number, because the mean of its divisors is an integer number (913244046).
Almost surely, 220340130211 is an apocalyptic number.
20340130211 is a deficient number, since it is larger than the sum of its proper divisors (1577726893).
20340130211 is a wasteful number, since it uses less digits than its factorization.
20340130211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5139 (or 5120 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20340130211 its reverse (11203104302), we get a palindrome (31543234513).
The spelling of 20340130211 in words is "twenty billion, three hundred forty million, one hundred thirty thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •