Base | Representation |
---|---|
bin | 10010110101111000… |
… | …010100101100101010 |
3 | 1221012221210001002022 |
4 | 102311320110230222 |
5 | 312413203410442 |
6 | 13143311104442 |
7 | 1314231204302 |
oct | 226570245452 |
9 | 57187701068 |
10 | 20231310122 |
11 | 8642057811 |
12 | 3b07512122 |
13 | 1ba55a532a |
14 | d9ccd8602 |
15 | 7d620c3d2 |
hex | 4b5e14b2a |
20231310122 has 16 divisors (see below), whose sum is σ = 32134947912. Its totient is φ = 9519767040.
The previous prime is 20231310109. The next prime is 20231310133. The reversal of 20231310122 is 22101313202.
It can be written as a sum of positive squares in 4 ways, for example, as 12629039641 + 7602270481 = 112379^2 + 87191^2 .
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 20231310122.
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 7 ways as a sum of consecutive naturals, for example, 527972 + ... + 564992.
Almost surely, 220231310122 is an apocalyptic number.
20231310122 is a deficient number, since it is larger than the sum of its proper divisors (11903637790).
20231310122 is a wasteful number, since it uses less digits than its factorization.
20231310122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53113.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20231310122 its reverse (22101313202), we get a palindrome (42332623324).
The spelling of 20231310122 in words is "twenty billion, two hundred thirty-one million, three hundred ten thousand, one hundred twenty-two".
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