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30300310422 = 2321683350579
BaseRepresentation
bin11100001110000010…
…100000101110010110
32220012200101020211100
4130032002200232112
5444023334413142
621530400450530
72121604250304
oct341602405626
986180336740
1030300310422
111193980a768
125a57619a46
132b1b671285
14167629d274
15bc5199b4c
hex70e0a0b96

30300310422 has 12 divisors (see below), whose sum is σ = 65650672620. Its totient is φ = 10100103468.

The previous prime is 30300310399. The next prime is 30300310427. The reversal of 30300310422 is 22401300303.

30300310422 is a `hidden beast` number, since 30 + 300 + 310 + 4 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1683350579 = 30300310422 / (3 + 0 + 3 + 0 + 0 + 3 + 1 + 0 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 30300310395 and 30300310404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30300310427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 841675272 + ... + 841675307.

It is an arithmetic number, because the mean of its divisors is an integer number (5470889385).

Almost surely, 230300310422 is an apocalyptic number.

30300310422 is an abundant number, since it is smaller than the sum of its proper divisors (35350362198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30300310422 is a wasteful number, since it uses less digits than its factorization.

30300310422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683350587 (or 1683350584 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 30300310422 its reverse (22401300303), we get a palindrome (52701610725).

The spelling of 30300310422 in words is "thirty billion, three hundred million, three hundred ten thousand, four hundred twenty-two".

Divisors: 1 2 3 6 9 18 1683350579 3366701158 5050051737 10100103474 15150155211 30300310422