Base | Representation |
---|---|
bin | 10010101010000001… |
… | …001010010100100001 |
3 | 1220201002022021221221 |
4 | 102222001022110201 |
5 | 312011232102241 |
6 | 13111441415041 |
7 | 1306263512635 |
oct | 225201122441 |
9 | 56632267857 |
10 | 20032300321 |
11 | 854a790800 |
12 | 3a7093a481 |
13 | 1b732a6957 |
14 | d806d2dc5 |
15 | 7c39eb5d1 |
hex | 4aa04a521 |
20032300321 has 12 divisors (see below), whose sum is σ = 22022606032. Its totient is φ = 18208179000.
The previous prime is 20032300297. The next prime is 20032300339. The reversal of 20032300321 is 12300323002.
It is not a de Polignac number, because 20032300321 - 27 = 20032300193 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20032300295 and 20032300304.
It is not an unprimeable number, because it can be changed into a prime (20032301321) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1090906 + ... + 1109116.
Almost surely, 220032300321 is an apocalyptic number.
It is an amenable number.
20032300321 is a deficient number, since it is larger than the sum of its proper divisors (1990305711).
20032300321 is a wasteful number, since it uses less digits than its factorization.
20032300321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27324 (or 27313 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 20032300321 its reverse (12300323002), we get a palindrome (32332623323).
The spelling of 20032300321 in words is "twenty billion, thirty-two million, three hundred thousand, three hundred twenty-one".
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