Base | Representation |
---|---|
bin | 111000110110111011… |
… | …1011000110010110111 |
3 | 102200011112001112210200 |
4 | 1301231313120302313 |
5 | 4000031143222221 |
6 | 132032032251543 |
7 | 11551544412066 |
oct | 1615567306267 |
9 | 380145045720 |
10 | 122102320311 |
11 | 47868638524 |
12 | 1b7b79a0bb3 |
13 | b68b90839a |
14 | 5ca46381dd |
15 | 329982a426 |
hex | 1c6ddd8cb7 |
122102320311 has 36 divisors (see below), whose sum is σ = 179154611064. Its totient is φ = 80131615200.
The previous prime is 122102320283. The next prime is 122102320313. The reversal of 122102320311 is 113023201221.
122102320311 is a `hidden beast` number, since 1 + 22 + 10 + 2 + 320 + 311 = 666.
It is not a de Polignac number, because 122102320311 - 26 = 122102320247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122102320313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19012881 + ... + 19019301.
It is an arithmetic number, because the mean of its divisors is an integer number (4976516974).
Almost surely, 2122102320311 is an apocalyptic number.
122102320311 is a deficient number, since it is larger than the sum of its proper divisors (57052290753).
122102320311 is a wasteful number, since it uses less digits than its factorization.
122102320311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6812 (or 6682 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 122102320311 its reverse (113023201221), we get a palindrome (235125521532).
The spelling of 122102320311 in words is "one hundred twenty-two billion, one hundred two million, three hundred twenty thousand, three hundred eleven".
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