Base | Representation |
---|---|
bin | 11101001001110… |
… | …101000110001101 |
3 | 1021002100200002002 |
4 | 131021311012031 |
5 | 2000203203140 |
6 | 120311242045 |
7 | 15056263205 |
oct | 3511650615 |
9 | 1232320062 |
10 | 489116045 |
11 | 231103140 |
12 | 117979325 |
13 | 7a4440a2 |
14 | 48d61405 |
15 | 2ce18415 |
hex | 1d27518d |
489116045 has 24 divisors (see below), whose sum is σ = 669386592. Its totient is φ = 340234400.
The previous prime is 489116041. The next prime is 489116051. The reversal of 489116045 is 540611984.
It is not a de Polignac number, because 489116045 - 22 = 489116041 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489116041) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20690 + ... + 37500.
It is an arithmetic number, because the mean of its divisors is an integer number (27891108).
Almost surely, 2489116045 is an apocalyptic number.
It is an amenable number.
489116045 is a deficient number, since it is larger than the sum of its proper divisors (180270547).
489116045 is a wasteful number, since it uses less digits than its factorization.
489116045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16873 (or 16850 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 489116045 is about 22115.9680999951. The cubic root of 489116045 is about 787.8991583575.
The spelling of 489116045 in words is "four hundred eighty-nine million, one hundred sixteen thousand, forty-five".
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