2.59 = 259%
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The factors of 259 are 1, 7, 37, and 259. The prime factors of 259 are 7 x 37.
The HCF of 91 and 259 is 7
No, It's not a prime number. As 7 * 37 = 259. It's worthnoting that both 7 and 37 are prime numbers. To detect whether a no. is prime no. or not first find it's Square root. e.g. for 259 , sqrt(259) = 16.09 Then divide 259 by any no. less than 16.09 (e.g. between 1 to 16). If the no. that is 259 in this case is divisible by any of them then definitely it's not prime no. This method leaves you with less no. to check for divisibility of the concerned number like in this case is 259.
259 mm = 25.9 cm which rounds to 26 cm
To write 259 tens as a decimal, you need to understand the place value system. The number 259 in tens is equivalent to 2590. Therefore, you can write 259 tens as a decimal by placing a decimal point after the last digit, which would give you 2590.