Base | Representation |
---|---|
bin | 10011000010100001… |
… | …000011100000100100 |
3 | 1221202201200222000122 |
4 | 103002201003200210 |
5 | 313331442023322 |
6 | 13220323101112 |
7 | 1322414206106 |
oct | 230241034044 |
9 | 57681628018 |
10 | 20443314212 |
11 | 8740799602 |
12 | 3b66511798 |
13 | 1c0a4a3439 |
14 | dbd123576 |
15 | 7e9b38442 |
hex | 4c2843824 |
20443314212 has 6 divisors (see below), whose sum is σ = 35775799878. Its totient is φ = 10221657104.
The previous prime is 20443314193. The next prime is 20443314257. The reversal of 20443314212 is 21241334402.
It can be written as a sum of positive squares in only one way, i.e., 19772296996 + 671017216 = 140614^2 + 25904^2 .
It is a super-2 number, since 2×204433142122 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555414273 + ... + 2555414280.
It is an arithmetic number, because the mean of its divisors is an integer number (5962633313).
Almost surely, 220443314212 is an apocalyptic number.
It is an amenable number.
20443314212 is a deficient number, since it is larger than the sum of its proper divisors (15332485666).
20443314212 is a wasteful number, since it uses less digits than its factorization.
20443314212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5110828557 (or 5110828555 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 20443314212 its reverse (21241334402), we get a palindrome (41684648614).
The spelling of 20443314212 in words is "twenty billion, four hundred forty-three million, three hundred fourteen thousand, two hundred twelve".
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