Search a number
-
+
30340410041 = 415771282513
BaseRepresentation
bin11100010000011011…
…011110101010111001
32220022110211112011102
4130100123132222321
5444114121110131
621534352141145
72122602141644
oct342033365271
986273745142
1030340410041
111195a409147
125a68b377b5
132b26a71266
14167b73aa5b
15bc896b1cb
hex7106deab9

30340410041 has 8 divisors (see below), whose sum is σ = 31134309864. Its totient is φ = 29549076480.

The previous prime is 30340410019. The next prime is 30340410077. The reversal of 30340410041 is 14001404303.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16378624441 + 13961785600 = 127979^2 + 118160^2 .

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 30340410041 - 218 = 30340147897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30340409995 and 30340410022.

It is not an unprimeable number, because it can be changed into a prime (30340415041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617600 + ... + 664913.

It is an arithmetic number, because the mean of its divisors is an integer number (3891788733).

Almost surely, 230340410041 is an apocalyptic number.

It is an amenable number.

30340410041 is a deficient number, since it is larger than the sum of its proper divisors (793899823).

30340410041 is a wasteful number, since it uses less digits than its factorization.

30340410041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283131.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 30340410041 its reverse (14001404303), we get a palindrome (44341814344).

The spelling of 30340410041 in words is "thirty billion, three hundred forty million, four hundred ten thousand, forty-one".

Divisors: 1 41 577 23657 1282513 52583033 740010001 30340410041