Search a number
-
+
30224214113 = 70942629357
BaseRepresentation
bin11100001001100000…
…001110100001100001
32220000101012011022112
4130021200032201201
5443344344322423
621515041445105
72116661403212
oct341140164141
986011164275
1030224214113
11118aa865455
125a36040795
132b08979982
14166a131409
15bbd667a78
hex70980e861

30224214113 has 4 divisors (see below), whose sum is σ = 30266844180. Its totient is φ = 30181584048.

The previous prime is 30224214107. The next prime is 30224214121. The reversal of 30224214113 is 31141242203.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31141242203 = 227137186089.

It can be written as a sum of positive squares in 2 ways, for example, as 2499300049 + 27724914064 = 49993^2 + 166508^2 .

It is a cyclic number.

It is not a de Polignac number, because 30224214113 - 28 = 30224213857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30224214173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21313970 + ... + 21315387.

It is an arithmetic number, because the mean of its divisors is an integer number (7566711045).

Almost surely, 230224214113 is an apocalyptic number.

It is an amenable number.

30224214113 is a deficient number, since it is larger than the sum of its proper divisors (42630067).

30224214113 is an equidigital number, since it uses as much as digits as its factorization.

30224214113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42630066.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 30224214113 its reverse (31141242203), we get a palindrome (61365456316).

The spelling of 30224214113 in words is "thirty billion, two hundred twenty-four million, two hundred fourteen thousand, one hundred thirteen".

Divisors: 1 709 42629357 30224214113