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30202232041 = 132722759783
BaseRepresentation
bin11100001000001100…
…010111110011101001
32212221211211100120201
4130020030113303221
5443323232411131
621512534352201
72116303510432
oct341014276351
985854740521
1030202232041
1111899410a53
125a2a7bb661
132b04251327
14166724c489
15bbb774761
hex708317ce9

30202232041 has 4 divisors (see below), whose sum is σ = 30224993152. Its totient is φ = 30179470932.

The previous prime is 30202232003. The next prime is 30202232069. The reversal of 30202232041 is 14023220203.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14023220203 = 33314209913.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30202232041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30202236041) 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, 11378565 + ... + 11381218.

It is an arithmetic number, because the mean of its divisors is an integer number (7556248288).

Almost surely, 230202232041 is an apocalyptic number.

It is an amenable number.

30202232041 is a deficient number, since it is larger than the sum of its proper divisors (22761111).

30202232041 is a wasteful number, since it uses less digits than its factorization.

30202232041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22761110.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 30202232041 its reverse (14023220203), we get a palindrome (44225452244).

The spelling of 30202232041 in words is "thirty billion, two hundred two million, two hundred thirty-two thousand, forty-one".

Divisors: 1 1327 22759783 30202232041