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30043323001 = 83361967747
BaseRepresentation
bin11011111110101110…
…001011101001111001
32212112202210221100201
4123332232023221321
5443012042314001
621445100402201
72112334013656
oct337656135171
985482727321
1030043323001
111181774426a
1259a5546361
132aaa353303
1416500c4c2d
15bac835501
hex6feb8ba79

30043323001 has 4 divisors (see below), whose sum is σ = 30405290832. Its totient is φ = 29681355172.

The previous prime is 30043322983. The next prime is 30043323007. The reversal of 30043323001 is 10032334003.

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: 10032334003 = 10397401301.

It is a cyclic number.

It is not a de Polignac number, because 30043323001 - 29 = 30043322489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30043323001.

It is not an unprimeable number, because it can be changed into a prime (30043323007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180983791 + ... + 180983956.

It is an arithmetic number, because the mean of its divisors is an integer number (7601322708).

Almost surely, 230043323001 is an apocalyptic number.

It is an amenable number.

30043323001 is a deficient number, since it is larger than the sum of its proper divisors (361967831).

30043323001 is an equidigital number, since it uses as much as digits as its factorization.

30043323001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361967830.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 30043323001 its reverse (10032334003), we get a palindrome (40075657004).

The spelling of 30043323001 in words is "thirty billion, forty-three million, three hundred twenty-three thousand, one".

Divisors: 1 83 361967747 30043323001