Base | Representation |
---|---|
bin | 100000110100100… |
… | …111101101101010 |
3 | 1102101011200110110 |
4 | 200310213231222 |
5 | 2111432240231 |
6 | 130350355150 |
7 | 16434401340 |
oct | 4064475552 |
9 | 1371150413 |
10 | 550665066 |
11 | 2629218a6 |
12 | 1344bbab6 |
13 | 8a114123 |
14 | 531c3990 |
15 | 33525046 |
hex | 20d27b6a |
550665066 has 64 divisors (see below), whose sum is σ = 1303879680. Its totient is φ = 151777920.
The previous prime is 550665001. The next prime is 550665083. The reversal of 550665066 is 660566055.
It is a happy number.
550665066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138190 + ... + 142118.
It is an arithmetic number, because the mean of its divisors is an integer number (20373120).
Almost surely, 2550665066 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 550665066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (651939840).
550665066 is an abundant number, since it is smaller than the sum of its proper divisors (753214614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550665066 is a wasteful number, since it uses less digits than its factorization.
550665066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4059.
The product of its (nonzero) digits is 162000, while the sum is 39.
The square root of 550665066 is about 23466.2537700418. The cubic root of 550665066 is about 819.6513816512.
The spelling of 550665066 in words is "five hundred fifty million, six hundred sixty-five thousand, sixty-six".
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