Base | Representation |
---|---|
bin | 1100111001101111111… |
… | …01001100011101101101 |
3 | 1120101021202120201201102 |
4 | 12130313331030131231 |
5 | 24230410011421310 |
6 | 535354131052445 |
7 | 44012615253125 |
oct | 6346775143555 |
9 | 1511252521642 |
10 | 443320420205 |
11 | 161013902273 |
12 | 71b03141125 |
13 | 32a605a2690 |
14 | 17657743c85 |
15 | b7e9b688a5 |
hex | 6737f4c76d |
443320420205 has 48 divisors (see below), whose sum is σ = 605984090544. Its totient is φ = 309458672640.
The previous prime is 443320420121. The next prime is 443320420219. The reversal of 443320420205 is 502024023344.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 25193943076 + 418126477129 = 158726^2 + 646627^2 .
It is not a de Polignac number, because 443320420205 - 226 = 443253311341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10702835 + ... + 10744175.
It is an arithmetic number, because the mean of its divisors is an integer number (12624668553).
Almost surely, 2443320420205 is an apocalyptic number.
It is an amenable number.
443320420205 is a deficient number, since it is larger than the sum of its proper divisors (162663670339).
443320420205 is a wasteful number, since it uses less digits than its factorization.
443320420205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41854 (or 41835 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 29.
Adding to 443320420205 its reverse (502024023344), we get a palindrome (945344443549).
The spelling of 443320420205 in words is "four hundred forty-three billion, three hundred twenty million, four hundred twenty thousand, two hundred five".
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