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30141443041 = 191586391739
BaseRepresentation
bin11100000100100100…
…011110101111100001
32212210121102221202021
4130010210132233201
5443212202134131
621502523421441
72114635016143
oct340444365741
985717387667
1030141443041
1111868071306
125a12384881
132ac47891c8
14165d146c93
15bb6267e11
hex70491ebe1

30141443041 has 4 divisors (see below), whose sum is σ = 31727834800. Its totient is φ = 28555051284.

The previous prime is 30141443039. The next prime is 30141443063. The reversal of 30141443041 is 14034414103.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 30141443041 - 21 = 30141443039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30141442997 and 30141443015.

It is not an unprimeable number, because it can be changed into a prime (30141443081) 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 3 ways as a sum of consecutive naturals, for example, 793195851 + ... + 793195888.

It is an arithmetic number, because the mean of its divisors is an integer number (7931958700).

Almost surely, 230141443041 is an apocalyptic number.

It is an amenable number.

30141443041 is a deficient number, since it is larger than the sum of its proper divisors (1586391759).

30141443041 is a wasteful number, since it uses less digits than its factorization.

30141443041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586391758.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 30141443041 its reverse (14034414103), we get a palindrome (44175857144).

The spelling of 30141443041 in words is "thirty billion, one hundred forty-one million, four hundred forty-three thousand, forty-one".

Divisors: 1 19 1586391739 30141443041