Base | Representation |
---|---|
bin | 10010111011110101… |
… | …000000000001011111 |
3 | 1221110220120000020000 |
4 | 102323311000001133 |
5 | 313114230233203 |
6 | 13201234025343 |
7 | 1316552342511 |
oct | 227365000137 |
9 | 57426500200 |
10 | 20331102303 |
11 | 8693417096 |
12 | 3b34a18253 |
13 | 1bc0175365 |
14 | dac273bb1 |
15 | 7ded704a3 |
hex | 4bbd4005f |
20331102303 has 20 divisors (see below), whose sum is σ = 30424598160. Its totient is φ = 13530216672.
The previous prime is 20331102301. The next prime is 20331102367. The reversal of 20331102303 is 30320113302.
20331102303 is a `hidden beast` number, since 20 + 331 + 10 + 2 + 303 = 666.
It is not a de Polignac number, because 20331102303 - 21 = 20331102301 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20331102301) 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 19 ways as a sum of consecutive naturals, for example, 174475 + ... + 266652.
It is an arithmetic number, because the mean of its divisors is an integer number (1521229908).
Almost surely, 220331102303 is an apocalyptic number.
20331102303 is a deficient number, since it is larger than the sum of its proper divisors (10093495857).
20331102303 is an equidigital number, since it uses as much as digits as its factorization.
20331102303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441708 (or 441699 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 20331102303 its reverse (30320113302), we get a palindrome (50651215605).
The spelling of 20331102303 in words is "twenty billion, three hundred thirty-one million, one hundred two thousand, three hundred three".
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