Base | Representation |
---|---|
bin | 1011111111111110… |
… | …10001011001010010 |
3 | 121121222020201102002 |
4 | 11333333101121102 |
5 | 101143204310200 |
6 | 2543131554002 |
7 | 315434210162 |
oct | 57777213122 |
9 | 17558221362 |
10 | 6442260050 |
11 | 2806540366 |
12 | 12b95bb902 |
13 | 7b88b57c5 |
14 | 4518545a2 |
15 | 27a897bd5 |
hex | 17ffd1652 |
6442260050 has 18 divisors (see below), whose sum is σ = 11983659429. Its totient is φ = 2576677000.
The previous prime is 6442260037. The next prime is 6442260059. The reversal of 6442260050 is 500622446.
It can be written as a sum of positive squares in 2 ways, for example, as 6313414849 + 128845201 = 79457^2 + 11351^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=56755.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 6442259995 and 6442260022.
It is not an unprimeable number, because it can be changed into a prime (6442260059) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 561875 + ... + 573225.
Almost surely, 26442260050 is an apocalyptic number.
6442260050 is a deficient number, since it is larger than the sum of its proper divisors (5541399379).
6442260050 is an frugal number, since it uses more digits than its factorization.
6442260050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22714 (or 11358 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 29.
The square root of 6442260050 is about 80263.6907324850. The cubic root of 6442260050 is about 1860.7131086516.
Adding to 6442260050 its reverse (500622446), we get a palindrome (6942882496).
The spelling of 6442260050 in words is "six billion, four hundred forty-two million, two hundred sixty thousand, fifty".
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