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30330232401 = 371444296781
BaseRepresentation
bin11100001111110100…
…101001111001010001
32220021202200110001210
4130033310221321101
5444104014414101
621533350050333
72122416502350
oct341764517121
986252613053
1030330232401
1111954697577
125a656499a9
132b249198a1
14167a24b997
15bc7b0a7d6
hex70fd29e51

30330232401 has 8 divisors (see below), whose sum is σ = 46217497024. Its totient is φ = 17331561360.

The previous prime is 30330232337. The next prime is 30330232403. The reversal of 30330232401 is 10423203303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30330232401 - 26 = 30330232337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1444296781 = 30330232401 / (3 + 0 + 3 + 3 + 0 + 2 + 3 + 2 + 4 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30330232403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722148370 + ... + 722148411.

It is an arithmetic number, because the mean of its divisors is an integer number (5777187128).

Almost surely, 230330232401 is an apocalyptic number.

It is an amenable number.

30330232401 is a deficient number, since it is larger than the sum of its proper divisors (15887264623).

30330232401 is a wasteful number, since it uses less digits than its factorization.

30330232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444296791.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 30330232401 its reverse (10423203303), we get a palindrome (40753435704).

The spelling of 30330232401 in words is "thirty billion, three hundred thirty million, two hundred thirty-two thousand, four hundred one".

Divisors: 1 3 7 21 1444296781 4332890343 10110077467 30330232401