Base | Representation |
---|---|
bin | 11100010000101010… |
… | …110111000010111001 |
3 | 2220022202102101000202 |
4 | 130100222313002321 |
5 | 444121134121131 |
6 | 21535014411545 |
7 | 2122651334024 |
oct | 342052670271 |
9 | 86282371022 |
10 | 30344442041 |
11 | 11961712481 |
12 | 5a6a360bb5 |
13 | 2b27853564 |
14 | 167c0aa1bb |
15 | bc8eb5bcb |
hex | 710ab70b9 |
30344442041 has 8 divisors (see below), whose sum is σ = 31670305344. Its totient is φ = 29019123760.
The previous prime is 30344441993. The next prime is 30344442047. The reversal of 30344442041 is 14024444303.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30344442041 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30344441995 and 30344442013.
It is not an unprimeable number, because it can be changed into a prime (30344442047) 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, 20366 + ... + 247191.
It is an arithmetic number, because the mean of its divisors is an integer number (3958788168).
Almost surely, 230344442041 is an apocalyptic number.
It is an amenable number.
30344442041 is a deficient number, since it is larger than the sum of its proper divisors (1325863303).
30344442041 is a wasteful number, since it uses less digits than its factorization.
30344442041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272511.
The product of its (nonzero) digits is 18432, while the sum is 29.
Adding to 30344442041 its reverse (14024444303), we get a palindrome (44368886344).
The spelling of 30344442041 in words is "thirty billion, three hundred forty-four million, four hundred forty-two thousand, forty-one".
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