Base | Representation |
---|---|
bin | 10010101010100011… |
… | …011001010101000111 |
3 | 1220201201012020111011 |
4 | 102222203121111013 |
5 | 312021031242240 |
6 | 13112402023051 |
7 | 1306433011201 |
oct | 225243312507 |
9 | 56651166434 |
10 | 20041274695 |
11 | 8554860342 |
12 | 3a73947a87 |
13 | 1b750c9730 |
14 | d8198b771 |
15 | 7c46c06ea |
hex | 4aa8d9547 |
20041274695 has 8 divisors (see below), whose sum is σ = 25899493536. Its totient is φ = 14799710496.
The previous prime is 20041274681. The next prime is 20041274699. The reversal of 20041274695 is 59647214002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20041274695 - 223 = 20032886087 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 (20041274699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154163587 + ... + 154163716.
It is an arithmetic number, because the mean of its divisors is an integer number (3237436692).
Almost surely, 220041274695 is an apocalyptic number.
20041274695 is a deficient number, since it is larger than the sum of its proper divisors (5858218841).
20041274695 is a wasteful number, since it uses less digits than its factorization.
20041274695 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308327321.
The product of its (nonzero) digits is 120960, while the sum is 40.
Adding to 20041274695 its reverse (59647214002), we get a palindrome (79688488697).
The spelling of 20041274695 in words is "twenty billion, forty-one million, two hundred seventy-four thousand, six hundred ninety-five".
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