Base | Representation |
---|---|
bin | 10010101110010100… |
… | …010110100011101001 |
3 | 1220220010001101001102 |
4 | 102232110112203221 |
5 | 312133214040131 |
6 | 13122535531145 |
7 | 1311130630550 |
oct | 225624264351 |
9 | 56803041042 |
10 | 20104440041 |
11 | 8587483404 |
12 | 3a90b29ab5 |
13 | 1b8521438a |
14 | d8a110d97 |
15 | 7c9eeb1cb |
hex | 4ae5168e9 |
20104440041 has 16 divisors (see below), whose sum is σ = 23238144000. Its totient is φ = 17036799120.
The previous prime is 20104440029. The next prime is 20104440043. The reversal of 20104440041 is 14004440102.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 20104440041 - 26 = 20104439977 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20104439995 and 20104440022.
It is not an unprimeable number, because it can be changed into a prime (20104440043) 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 15 ways as a sum of consecutive naturals, for example, 346856 + ... + 400646.
It is an arithmetic number, because the mean of its divisors is an integer number (1452384000).
Almost surely, 220104440041 is an apocalyptic number.
It is an amenable number.
20104440041 is a deficient number, since it is larger than the sum of its proper divisors (3133703959).
20104440041 is a wasteful number, since it uses less digits than its factorization.
20104440041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54404.
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 20104440041 its reverse (14004440102), we get a palindrome (34108880143).
The spelling of 20104440041 in words is "twenty billion, one hundred four million, four hundred forty thousand, forty-one".
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