Base | Representation |
---|---|
bin | 10111100010010110000101 |
3 | 102121110122010 |
4 | 113202112011 |
5 | 3034414424 |
6 | 340124433 |
7 | 103305210 |
oct | 27422605 |
9 | 12543563 |
10 | 6169989 |
11 | 3534671 |
12 | 2096719 |
13 | 13804a7 |
14 | b68777 |
15 | 81d229 |
hex | 5e2585 |
6169989 has 16 divisors (see below), whose sum is σ = 9498240. Its totient is φ = 3489600.
The previous prime is 6169987. The next prime is 6169993. The reversal of 6169989 is 9899616.
It is not a de Polignac number, because 6169989 - 21 = 6169987 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6169981) by changing a digit.
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 in 15 ways as a sum of consecutive naturals, for example, 667 + ... + 3575.
It is an arithmetic number, because the mean of its divisors is an integer number (593640).
Almost surely, 26169989 is an apocalyptic number.
It is an amenable number.
6169989 is a deficient number, since it is larger than the sum of its proper divisors (3328251).
6169989 is a wasteful number, since it uses less digits than its factorization.
6169989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3020.
The product of its digits is 209952, while the sum is 48.
The square root of 6169989 is about 2483.9462554572. The cubic root of 6169989 is about 183.4121618769.
The spelling of 6169989 in words is "six million, one hundred sixty-nine thousand, nine hundred eighty-nine".
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