Base | Representation |
---|---|
bin | 10010111010001011… |
… | …000001110011010001 |
3 | 1221101222021122020210 |
4 | 102322023001303101 |
5 | 313040122303241 |
6 | 13154402354333 |
7 | 1316064251352 |
oct | 227213016321 |
9 | 57358248223 |
10 | 20303322321 |
11 | 8679772627 |
12 | 3b2765b9a9 |
13 | 1bb74999b9 |
14 | da86c1d29 |
15 | 7dc6d4316 |
hex | 4ba2c1cd1 |
20303322321 has 8 divisors (see below), whose sum is σ = 27268696224. Its totient is φ = 13436748320.
The previous prime is 20303322191. The next prime is 20303322329. The reversal of 20303322321 is 12322330302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20303322321 - 221 = 20301225169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20303322329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24699495 + ... + 24700316.
It is an arithmetic number, because the mean of its divisors is an integer number (3408587028).
Almost surely, 220303322321 is an apocalyptic number.
It is an amenable number.
20303322321 is a deficient number, since it is larger than the sum of its proper divisors (6965373903).
20303322321 is a wasteful number, since it uses less digits than its factorization.
20303322321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49399951.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20303322321 its reverse (12322330302), we get a palindrome (32625652623).
The spelling of 20303322321 in words is "twenty billion, three hundred three million, three hundred twenty-two thousand, three hundred twenty-one".
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