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What is the prime factorization of 24

What is the prime factorization of 54

What is the prime factorization of 64

What is the prime factorization of 34

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Q: What is the unit digit of the sum of the prime numbers between 20 and 50?
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How many 2 digit prime numbers are there whose unit digit is greater its tens digit?

Ten.


The number 64 is divisible by its unit digit 4 How many whole numbers less than 64 are divisible by their unit digit?

18 numbers are there


How many prime numbers up to 100 have 9 as their unit's digit?

19, 29, 59, 79, and 89. Looks like five of them.


How many prime numbers up to 100 have the number 9 as their unit place?

19,29,59,79,89 are the prime numbers with 9 in its Unit place.


What is the unit's digits of the product of the first 21 prime numbers?

The unit's digit is 0. That is true for the product of the first n primes provided n>2.The unit's digit is 0. That is true for the product of the first n primes provided n>2.The unit's digit is 0. That is true for the product of the first n primes provided n>2.The unit's digit is 0. That is true for the product of the first n primes provided n>2.


All whole numbers actually have their decimal where?

To the right of the digit in the unit's column.


Write a c program to print prime numbers from 1 to 10000 that has an unit digit which is multiple of 3?

This is a homework question and does not deserve an answer because you will learn nothing other than being lazy.


Composite numbers up to100 have 1 as their unit's digit?

21, 51, 81, 91.


How many numbers are there between 100 and 1000 such that at least one of their digits is 6?

numbers between 100 and 1000 = 900 numbers between 100 and 1000 which do not have digit 6 in any place = 8 x 9 x 9 = 648 Unit digit could take any value of the 9 values (0 to 9, except 6) Tens Digit could take any value of the 9 values (0 to 9, except 6) Hundreds digit could take any value of the 8 values (1 to 9, except 6) numbers between 100 and 1000 which have atleast one digit as 6 = 900 - 648 = 252


The Unit digit of 334?

the unit digit is 4


What SI unit of length lies between the numbers?

The answer depends on where the numbers are.


How many two digit prime numbers have a units digit of 7?

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