Base | Representation |
---|---|
bin | 11100001110110000… |
… | …010101100000011111 |
3 | 2220020111222120010110 |
4 | 130032300111200133 |
5 | 444034423314403 |
6 | 21531510141103 |
7 | 2122111331556 |
oct | 341660254037 |
9 | 86214876113 |
10 | 30312323103 |
11 | 11945574aa7 |
12 | 5a5b651793 |
13 | 2b20cb8c7a |
14 | 1677b08d9d |
15 | bc626e103 |
hex | 70ec1581f |
30312323103 has 4 divisors (see below), whose sum is σ = 40416430808. Its totient is φ = 20208215400.
The previous prime is 30312323087. The next prime is 30312323131. The reversal of 30312323103 is 30132321303.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 30312323103 - 24 = 30312323087 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30312323103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30312323203) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 5052053848 + ... + 5052053853.
It is an arithmetic number, because the mean of its divisors is an integer number (10104107702).
Almost surely, 230312323103 is an apocalyptic number.
30312323103 is a deficient number, since it is larger than the sum of its proper divisors (10104107705).
30312323103 is a wasteful number, since it uses less digits than its factorization.
30312323103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10104107704.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 30312323103 its reverse (30132321303), we get a palindrome (60444644406).
The spelling of 30312323103 in words is "thirty billion, three hundred twelve million, three hundred twenty-three thousand, one hundred three".
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