Base | Representation |
---|---|
bin | 11011111110110001… |
… | …001111001110001001 |
3 | 2212112211022122011212 |
4 | 123332301033032021 |
5 | 443012243432131 |
6 | 21445125502505 |
7 | 2112343561241 |
oct | 337661171611 |
9 | 85484278155 |
10 | 30044124041 |
11 | 11818141088 |
12 | 59a5871a35 |
13 | 2aaa573ab9 |
14 | 1650252b21 |
15 | bac942a2b |
hex | 6fec4f389 |
30044124041 has 4 divisors (see below), whose sum is σ = 30049153284. Its totient is φ = 30039094800.
The previous prime is 30044124017. The next prime is 30044124079. The reversal of 30044124041 is 14042144003.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1145484025 + 28898640016 = 33845^2 + 169996^2 .
It is a cyclic number.
It is not a de Polignac number, because 30044124041 - 214 = 30044107657 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30044123998 and 30044124016.
It is not an unprimeable number, because it can be changed into a prime (30044124001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2505650 + ... + 2517611.
It is an arithmetic number, because the mean of its divisors is an integer number (7512288321).
Almost surely, 230044124041 is an apocalyptic number.
It is an amenable number.
30044124041 is a deficient number, since it is larger than the sum of its proper divisors (5029243).
30044124041 is an equidigital number, since it uses as much as digits as its factorization.
30044124041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5029242.
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 30044124041 its reverse (14042144003), we get a palindrome (44086268044).
The spelling of 30044124041 in words is "thirty billion, forty-four million, one hundred twenty-four thousand, forty-one".
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