Base | Representation |
---|---|
bin | 10010111100010111… |
… | …101101111011101001 |
3 | 1221111112200101100210 |
4 | 102330113231323221 |
5 | 313124043000431 |
6 | 13202201051333 |
7 | 1320022606041 |
oct | 227427557351 |
9 | 57445611323 |
10 | 20340203241 |
11 | 8698572826 |
12 | 3b37a86b49 |
13 | 1bc2010927 |
14 | dad562721 |
15 | 7e0a6bd46 |
hex | 4bc5edee9 |
20340203241 has 16 divisors (see below), whose sum is σ = 27554932800. Its totient is φ = 13343244288.
The previous prime is 20340203239. The next prime is 20340203263. The reversal of 20340203241 is 14230204302.
It is not a de Polignac number, because 20340203241 - 21 = 20340203239 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20340203291) 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, 132265 + ... + 241193.
It is an arithmetic number, because the mean of its divisors is an integer number (1722183300).
Almost surely, 220340203241 is an apocalyptic number.
It is an amenable number.
20340203241 is a deficient number, since it is larger than the sum of its proper divisors (7214729559).
20340203241 is a wasteful number, since it uses less digits than its factorization.
20340203241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109928.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20340203241 its reverse (14230204302), we get a palindrome (34570407543).
The spelling of 20340203241 in words is "twenty billion, three hundred forty million, two hundred three thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •