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30300312102 = 2323219567479
BaseRepresentation
bin11100001110000010…
…100001001000100110
32220012200101100010120
4130032002201020212
5444023334441402
621530400502410
72121604255224
oct341602411046
986180340116
1030300312102
1111939810a55
125a5761aa06
132b1b671c78
14167629db14
15bc519a3bc
hex70e0a1226

30300312102 has 16 divisors (see below), whose sum is σ = 63235434240. Its totient is φ = 9660969032.

The previous prime is 30300312071. The next prime is 30300312131. The reversal of 30300312102 is 20121300303.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 109783602 + ... + 109783877.

It is an arithmetic number, because the mean of its divisors is an integer number (3952214640).

Almost surely, 230300312102 is an apocalyptic number.

30300312102 is an abundant number, since it is smaller than the sum of its proper divisors (32935122138).

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

30300312102 is a wasteful number, since it uses less digits than its factorization.

30300312102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219567507.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30300312102 its reverse (20121300303), we get a palindrome (50421612405).

The spelling of 30300312102 in words is "thirty billion, three hundred million, three hundred twelve thousand, one hundred two".

Divisors: 1 2 3 6 23 46 69 138 219567479 439134958 658702437 1317404874 5050052017 10100104034 15150156051 30300312102