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30303212041 = 1811103151787
BaseRepresentation
bin11100001110001101…
…100101001000001001
32220012212211200002201
4130032031211020021
5444030110241131
621530543000201
72121641023654
oct341615451011
986185750081
1030303212041
11119404117a3
125a58599061
132b1c148bcb
14167681689b
15bc556e761
hex70e365209

30303212041 has 8 divisors (see below), whose sum is σ = 30498459264. Its totient is φ = 30108270960.

The previous prime is 30303212033. The next prime is 30303212059. The reversal of 30303212041 is 14021230303.

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 30303212041 - 23 = 30303212033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30303212341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123750 + ... + 275536.

It is an arithmetic number, because the mean of its divisors is an integer number (3812307408).

Almost surely, 230303212041 is an apocalyptic number.

It is an amenable number.

30303212041 is a deficient number, since it is larger than the sum of its proper divisors (195247223).

30303212041 is a wasteful number, since it uses less digits than its factorization.

30303212041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153071.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30303212041 its reverse (14021230303), we get a palindrome (44324442344).

The spelling of 30303212041 in words is "thirty billion, three hundred three million, two hundred twelve thousand, forty-one".

Divisors: 1 181 1103 151787 199643 27473447 167421061 30303212041