Base | Representation |
---|---|
bin | 1100011010101011100… |
… | …0000110010010011010 |
3 | 202101121122122110222211 |
4 | 3012222320012102122 |
5 | 11443334434330132 |
6 | 241555320505334 |
7 | 21261163015633 |
oct | 3065270062232 |
9 | 671548573884 |
10 | 213320230042 |
11 | 82517788187 |
12 | 3541461b24a |
13 | 17167b529ba |
14 | a4791a888a |
15 | 5837a7e147 |
hex | 31aae0649a |
213320230042 has 16 divisors (see below), whose sum is σ = 338812261992. Its totient is φ = 100383162880.
The previous prime is 213320230037. The next prime is 213320230129. The reversal of 213320230042 is 240032023312.
It can be written as a sum of positive squares in 4 ways, for example, as 213276788761 + 43441281 = 461819^2 + 6591^2 .
It is a junction number, because it is equal to n+sod(n) for n = 213320229995 and 213320230022.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608792 + ... + 1736332.
Almost surely, 2213320230042 is an apocalyptic number.
213320230042 is a deficient number, since it is larger than the sum of its proper divisors (125492031950).
213320230042 is a wasteful number, since it uses less digits than its factorization.
213320230042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 176753.
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 213320230042 its reverse (240032023312), we get a palindrome (453352253354).
The spelling of 213320230042 in words is "two hundred thirteen billion, three hundred twenty million, two hundred thirty thousand, forty-two".
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