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30423300041 = 283107502827
BaseRepresentation
bin11100010101010111…
…101011011111001001
32220112020210202212102
4130111113223133021
5444301331100131
621550512523145
72124626532521
oct342527533711
986466722772
1030423300041
11119a2183682
125a908504b5
132b3aca3bb4
141688756681
15bd0d911cb
hex7155eb7c9

30423300041 has 4 divisors (see below), whose sum is σ = 30530803152. Its totient is φ = 30315796932.

The previous prime is 30423300031. The next prime is 30423300059. The reversal of 30423300041 is 14000332403.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30423300041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30423299986 and 30423300022.

It is not an unprimeable number, because it can be changed into a prime (30423300031) 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, 53751131 + ... + 53751696.

It is an arithmetic number, because the mean of its divisors is an integer number (7632700788).

Almost surely, 230423300041 is an apocalyptic number.

It is an amenable number.

30423300041 is a deficient number, since it is larger than the sum of its proper divisors (107503111).

30423300041 is a wasteful number, since it uses less digits than its factorization.

30423300041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107503110.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 30423300041 its reverse (14000332403), we get a palindrome (44423632444).

The spelling of 30423300041 in words is "thirty billion, four hundred twenty-three million, three hundred thousand, forty-one".

Divisors: 1 283 107502827 30423300041