Base | Representation |
---|---|
bin | 10010111100011011… |
… | …111110101011100111 |
3 | 1221111121210010211220 |
4 | 102330123332223213 |
5 | 313124334223143 |
6 | 13202241031423 |
7 | 1320035241114 |
oct | 227433765347 |
9 | 57447703756 |
10 | 20341320423 |
11 | 8699166116 |
12 | 3b38325573 |
13 | 1bc2312298 |
14 | dad77390b |
15 | 7e0bdcd83 |
hex | 4bc6feae7 |
20341320423 has 8 divisors (see below), whose sum is σ = 27136743936. Its totient is φ = 13553388600.
The previous prime is 20341320343. The next prime is 20341320427. The reversal of 20341320423 is 32402314302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20341320423 - 221 = 20339223271 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20341320393 and 20341320402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20341320427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1866583 + ... + 1877448.
It is an arithmetic number, because the mean of its divisors is an integer number (3392092992).
Almost surely, 220341320423 is an apocalyptic number.
20341320423 is a deficient number, since it is larger than the sum of its proper divisors (6795423513).
20341320423 is a wasteful number, since it uses less digits than its factorization.
20341320423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3745845.
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 20341320423 its reverse (32402314302), we get a palindrome (52743634725).
The spelling of 20341320423 in words is "twenty billion, three hundred forty-one million, three hundred twenty thousand, four hundred twenty-three".
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