Base | Representation |
---|---|
bin | 10010101001011011… |
… | …000001100111101101 |
3 | 1220200101111101111200 |
4 | 102221123001213231 |
5 | 312001202200323 |
6 | 13110443240113 |
7 | 1306112524563 |
oct | 225133014755 |
9 | 56611441450 |
10 | 20022303213 |
11 | 8545082830 |
12 | 3a69519039 |
13 | 1b711b64c3 |
14 | d7d24da33 |
15 | 7c2bc4443 |
hex | 4a96c19ed |
20022303213 has 24 divisors (see below), whose sum is σ = 31554868800. Its totient is φ = 12132970560.
The previous prime is 20022303193. The next prime is 20022303251. The reversal of 20022303213 is 31230322002.
It is a happy number.
It is not a de Polignac number, because 20022303213 - 29 = 20022302701 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20022303253) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1091088 + ... + 1109286.
It is an arithmetic number, because the mean of its divisors is an integer number (1314786200).
Almost surely, 220022303213 is an apocalyptic number.
It is an amenable number.
20022303213 is a deficient number, since it is larger than the sum of its proper divisors (11532565587).
20022303213 is a wasteful number, since it uses less digits than its factorization.
20022303213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29329 (or 29326 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 20022303213 its reverse (31230322002), we get a palindrome (51252625215).
The spelling of 20022303213 in words is "twenty billion, twenty-two million, three hundred three thousand, two hundred thirteen".
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