Prime Factors of 400

400 is divisible by the prime number 2 which results in 200. The same step can be applied 3 more times and the resultant value will be 25. Continuing, the number 25 is divisible by prime number 5 and the result after division will be 5. The result 5 cannot be divided any further as it is a prime number. Hence the prime factors of 400 are 2, 2, 2, 2, 5, 5.

Prime Factors of 400
2, 2, 2, 2, 5, 5
Prime Factor Tree of 400
  400     
     
2 200
     
2 100
     
2 50
     
2 25
     
5 5

400 is divisible by the prime number 2 which results in 200. The same step can be applied 3 more times and the resultant value will be 25. Continuing, the number 25 is divisible by prime number 5 and the result after division will be 5. The result 5 cannot be divided any further as it is a prime number. Hence the prime factors of 400 are 2, 2, 2, 2, 5, 5.


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