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30330123301 = 191596322279
BaseRepresentation
bin11100001111110100…
…001111010000100101
32220021202110220102001
4130033310033100211
5444104002421201
621533343445301
72122415536312
oct341764172045
986252426361
1030330123301
1111954622605
125a655b6831
132b248ac02a
14167a21dd09
15bc7ad8301
hex70fd0f425

30330123301 has 4 divisors (see below), whose sum is σ = 31926445600. Its totient is φ = 28733801004.

The previous prime is 30330123277. The next prime is 30330123337. The reversal of 30330123301 is 10332103303.

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 30330123301 - 29 = 30330122789 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 1596322279 = 30330123301 / (3 + 0 + 3 + 3 + 0 + 1 + 2 + 3 + 3 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30330121301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 798161121 + ... + 798161158.

It is an arithmetic number, because the mean of its divisors is an integer number (7981611400).

Almost surely, 230330123301 is an apocalyptic number.

It is an amenable number.

30330123301 is a deficient number, since it is larger than the sum of its proper divisors (1596322299).

30330123301 is a wasteful number, since it uses less digits than its factorization.

30330123301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596322298.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30330123301 its reverse (10332103303), we get a palindrome (40662226604).

The spelling of 30330123301 in words is "thirty billion, three hundred thirty million, one hundred twenty-three thousand, three hundred one".

Divisors: 1 19 1596322279 30330123301