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30300221214 = 2322161177893
BaseRepresentation
bin11100001110000010…
…001010111100011110
32220012200012201110100
4130032002022330132
5444023324034324
621530354521530
72121603426234
oct341602127436
986180181410
1030300221214
111193975973a
125a575962a6
132b1b63c7a3
141676278954
15bc517d4c9
hex70e08af1e

30300221214 has 24 divisors (see below), whose sum is σ = 65654359992. Its totient is φ = 10099476720.

The previous prime is 30300221153. The next prime is 30300221251. The reversal of 30300221214 is 41212200303.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350052 + ... + 427944.

It is an arithmetic number, because the mean of its divisors is an integer number (2735598333).

Almost surely, 230300221214 is an apocalyptic number.

30300221214 is an abundant number, since it is smaller than the sum of its proper divisors (35354138778).

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

30300221214 is a wasteful number, since it uses less digits than its factorization.

30300221214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99512 (or 99509 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 30300221214 its reverse (41212200303), we get a palindrome (71512421517).

The spelling of 30300221214 in words is "thirty billion, three hundred million, two hundred twenty-one thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 21611 43222 64833 77893 129666 155786 194499 233679 388998 467358 701037 1402074 1683345623 3366691246 5050036869 10100073738 15150110607 30300221214