Prime numbers + multiplication - practice problems
Number of problems found: 47
- Prime factors
Factor the number 6600 into the product of prime numbers. - LCM
What is the least common multiple of 5, 50, 14? - Two-digit 4750
My number for today: the product of the square of the smallest prime number with the smallest two-digit prime number - Divisors of 560
Which of the numbers 5, 6, 7, 14, and 15 are divisors of 560? Please justify the answer. - Consecutive 23251
Find the LCM of four consecutive natural numbers. Its sum is 42. - Divisors 6619
Which natural number less than 100 has the largest number of divisors? - Three-fifths 34771
Calculate three-fifths of the ratio of the product and the sum of all prime divisors of 240. - Prime divisors
Find 2/3 of the sum's ratio and the product of all prime divisors of the number 120. - The smallest number
What is the smallest number that can be divided by both 5 and 7 - Twenty-five
How many are three-digit natural numbers divisible by 25? - Count of roots
How many solutions have equation x. y = 7757 with two unknowns on the set of natural numbers? - Lcm 2
Create the smallest possible number that is divisible by the number 5,8,9,4,3, - No. of divisors
How many different divisors have number 13 4 * 2 4? - Z7-I-4 stars 4949
Write instead of stars digits, so the next write of the product of the two numbers is valid: ∗ ∗ ∗ · ∗ ∗ ∗ ∗ ∗ ∗ ∗ 4 9 4 9 ∗ ∗ ∗ ∗ ∗ ∗ 4 ∗ ∗ - Divisibility
Determine the smallest integer which divided 11 gives remainder 4. When divided, 15 gives remainder 10 and when divided by 19 gives remainder 16. - Stacks
Annie has a total of $ 702. The money must be divided into stacks so that each buyer has the same amount of dollars. How many options she has? - Children 81752
How many nuts would we need at least to divide the nuts equally among 10 or 18 children? - Sunbathed 2861
There were more than 40 and less than 80 children by the pond. A fifth of the children took a bath, and a seventh sunbathed. How many children were at the pond? - Combinations
How many different combinations of two-digit number divisible by four arises from the digits 3, 5, and 7? - Find unknown number
What is the number between 50 and 55 that is divisible by 2,3,6,9?
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