Base | Representation |
---|---|
bin | 1101101100100111011100… |
… | …11001011010110001010011 |
3 | 10221122110210012210021021201 |
4 | 12312103232121122301103 |
5 | 12421442343420221321 |
6 | 144021025102532031 |
7 | 6226056240263236 |
oct | 666235631326123 |
9 | 127573705707251 |
10 | 30120310320211 |
11 | 9662a51a39361 |
12 | 3465626b97017 |
13 | 13a64439c8937 |
14 | 761b8b9d141d |
15 | 37377212b291 |
hex | 1b64ee65ac53 |
30120310320211 has 4 divisors (see below), whose sum is σ = 30120435120312. Its totient is φ = 30120185520112.
The previous prime is 30120310320209. The next prime is 30120310320253. The reversal of 30120310320211 is 11202301302103.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30120310320211 - 21 = 30120310320209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30120317320211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62037325 + ... + 62520958.
It is an arithmetic number, because the mean of its divisors is an integer number (7530108780078).
Almost surely, 230120310320211 is an apocalyptic number.
30120310320211 is a deficient number, since it is larger than the sum of its proper divisors (124800101).
30120310320211 is a wasteful number, since it uses less digits than its factorization.
30120310320211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124800100.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 30120310320211 its reverse (11202301302103), we get a palindrome (41322611622314).
The spelling of 30120310320211 in words is "thirty trillion, one hundred twenty billion, three hundred ten million, three hundred twenty thousand, two hundred eleven".
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