Base | Representation |
---|---|
bin | 11101001011010… |
… | …000111000101000 |
3 | 1021010001202210122 |
4 | 131023100320220 |
5 | 2000302221013 |
6 | 120323302412 |
7 | 15062420255 |
oct | 3513207050 |
9 | 1233052718 |
10 | 489492008 |
11 | 23133a655 |
12 | 117b1aa08 |
13 | 7a546255 |
14 | 4901c42c |
15 | 2ce8ea08 |
hex | 1d2d0e28 |
489492008 has 16 divisors (see below), whose sum is σ = 919070880. Its totient is φ = 244406448.
The previous prime is 489491993. The next prime is 489492013. The reversal of 489492008 is 800294984.
It is a happy number.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 489492008.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36266 + ... + 47897.
It is an arithmetic number, because the mean of its divisors is an integer number (57441930).
Almost surely, 2489492008 is an apocalyptic number.
It is an amenable number.
489492008 is a deficient number, since it is larger than the sum of its proper divisors (429578872).
489492008 is a wasteful number, since it uses less digits than its factorization.
489492008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84896 (or 84892 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 44.
The square root of 489492008 is about 22124.4662760483. The cubic root of 489492008 is about 788.1009816734.
The spelling of 489492008 in words is "four hundred eighty-nine million, four hundred ninety-two thousand, eight".
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