Base | Representation |
---|---|
bin | 1111010000010101101 |
3 | 221101201021 |
4 | 1322002231 |
5 | 111444020 |
6 | 14414141 |
7 | 4151251 |
oct | 1720255 |
9 | 841637 |
10 | 499885 |
11 | 311631 |
12 | 201351 |
13 | 1466b9 |
14 | d0261 |
15 | 9d1aa |
hex | 7a0ad |
499885 has 8 divisors (see below), whose sum is σ = 635256. Its totient is φ = 376320.
The previous prime is 499883. The next prime is 499897. The reversal of 499885 is 588994.
It is a happy number.
499885 is nontrivially palindromic in base 4.
It can be written as a sum of positive squares in 4 ways, for example, as 184041 + 315844 = 429^2 + 562^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 499885 - 21 = 499883 is a prime.
499885 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (499883) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2856 + ... + 3025.
It is an arithmetic number, because the mean of its divisors is an integer number (79407).
2499885 is an apocalyptic number.
It is an amenable number.
499885 is a deficient number, since it is larger than the sum of its proper divisors (135371).
499885 is a wasteful number, since it uses less digits than its factorization.
499885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5903.
The product of its digits is 103680, while the sum is 43.
The square root of 499885 is about 707.0254592304. The cubic root of 499885 is about 79.3639670945.
The spelling of 499885 in words is "four hundred ninety-nine thousand, eight hundred eighty-five".
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