Advertisements
Advertisements
Question
Find the prime factorisation number by factor tree method and division method.
128
Advertisements
Solution
128
∴ 128 = 2 × 2 × 2 × 2 × 2 × 2 × 2
Also
| 2 | 128 |
| 2 | 64 |
| 2 | 32 |
| 2 | 16 |
| 2 | 8 |
| 2 | 4 |
| 2 | 2 |
| 1 |
128 = 2 × 64 = 2 × 2 × 32
= 2 × 2 × 2 × 16
= 2 × 2 × 2 × 2 × 8
128 = 2 × 2 × 2 × 2 × 2 × 4
∴ 128 = 2 × 2 × 2 × 2 × 2 × 2 × 2
APPEARS IN
RELATED QUESTIONS
Give the prime factorization of the following number:
420
Give the prime factorization of the following number:
8712
Give the prime factorization of the following number:
4335
Give the prime factorization of the following number:
13915
Find the prime factorisation number by factor tree method and division method.
60
Find the prime factorisation number by factor tree method and division method.
420
If there are 143 math books to be arranged in equal numbers in all the stacks, then find the number of books in each stack and also the number of stacks.
Write the greatest 4-digit number and express it in terms of its prime factors.
Find all the prime factors of 1729 and arrange them in ascending order. Now state the relation, if any; between two consecutive prime factors.
What are prime factors of a number?
