Base | Representation |
---|---|
bin | 1100011001101001001… |
… | …0110100001100001010 |
3 | 202100220021011000010001 |
4 | 3012122102310030022 |
5 | 11442302224134010 |
6 | 241511541513214 |
7 | 21251244205141 |
oct | 3063222641412 |
9 | 670807130101 |
10 | 213042021130 |
11 | 82394737764 |
12 | 3535741280a |
13 | 17122314643 |
14 | a450268758 |
15 | 581d426c3a |
hex | 319a4b430a |
213042021130 has 8 divisors (see below), whose sum is σ = 383475638052. Its totient is φ = 85216808448.
The previous prime is 213042021053. The next prime is 213042021151. The reversal of 213042021130 is 31120240312.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 205211718009 + 7830303121 = 453003^2 + 88489^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 213042021098 and 213042021107.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10652101047 + ... + 10652101066.
Almost surely, 2213042021130 is an apocalyptic number.
213042021130 is a deficient number, since it is larger than the sum of its proper divisors (170433616922).
213042021130 is a wasteful number, since it uses less digits than its factorization.
213042021130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21304202120.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 213042021130 its reverse (31120240312), we get a palindrome (244162261442).
The spelling of 213042021130 in words is "two hundred thirteen billion, forty-two million, twenty-one thousand, one hundred thirty".
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