Base | Representation |
---|---|
bin | 1110111101011011110 |
3 | 220220102210 |
4 | 1313223132 |
5 | 111141311 |
6 | 14301250 |
7 | 4111113 |
oct | 1675336 |
9 | 826383 |
10 | 490206 |
11 | 305332 |
12 | 1b7826 |
13 | 142182 |
14 | ca90a |
15 | 9a3a6 |
hex | 77ade |
490206 has 8 divisors (see below), whose sum is σ = 980424. Its totient is φ = 163400.
The previous prime is 490201. The next prime is 490207. The reversal of 490206 is 602094.
It is a sphenic number, since it is the product of 3 distinct primes.
490206 is an admirable number.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490201) by changing a digit.
490206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40845 + ... + 40856.
It is an arithmetic number, because the mean of its divisors is an integer number (122553).
2490206 is an apocalyptic number.
490206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490206 is a wasteful number, since it uses less digits than its factorization.
490206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81706.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 490206 is about 700.1471273954. The cubic root of 490206 is about 78.8483980386.
It can be divided in two parts, 490 and 206, that added together give a palindrome (696).
The spelling of 490206 in words is "four hundred ninety thousand, two hundred six".
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