Base | Representation |
---|---|
bin | 100000110011111… |
… | …111011011110101 |
3 | 1102100212022011001 |
4 | 200303333123311 |
5 | 2111412000320 |
6 | 130343043301 |
7 | 16433113342 |
oct | 4063773365 |
9 | 1370768131 |
10 | 550500085 |
11 | 262819953 |
12 | 134440531 |
13 | 8a086cc5 |
14 | 5317d7c9 |
15 | 334e120a |
hex | 20cff6f5 |
550500085 has 8 divisors (see below), whose sum is σ = 660818520. Its totient is φ = 440254464.
The previous prime is 550500079. The next prime is 550500089. The reversal of 550500085 is 580005055.
It can be written as a sum of positive squares in 4 ways, for example, as 34210801 + 516289284 = 5849^2 + 22722^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 550500085 - 215 = 550467317 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (550500089) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109 + ... + 33181.
It is an arithmetic number, because the mean of its divisors is an integer number (82602315).
Almost surely, 2550500085 is an apocalyptic number.
It is an amenable number.
550500085 is a deficient number, since it is larger than the sum of its proper divisors (110318435).
550500085 is a wasteful number, since it uses less digits than its factorization.
550500085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36407.
The product of its (nonzero) digits is 5000, while the sum is 28.
The square root of 550500085 is about 23462.7382246830. The cubic root of 550500085 is about 819.5695167573.
The spelling of 550500085 in words is "five hundred fifty million, five hundred thousand, eighty-five".
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