Prime Factorization of 173

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What is the Prime Factorization of 173?

Answer

Prime Factors of 173:

173

173 — prime number: no prime divides it up to √173 ≈ 13.15

Division ladder

173	173
1

Left: what is left; right: the smallest prime that divides it; 1 at the bottom.

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See Also

Factors of a Number - List all Factors and Factor Pairs of a Number
Prime Number Checker - Find out whether a given number is Prime or not
Prime Numbers List - List of all Prime Numbers - how many Prime numbers are between

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Prime Factorization Table

Number	Prime Factors
158	2, 79
159	3, 53
160	2⁵ × 5
161	7, 23
162	2 × 3⁴
163	163
164	2² × 41
165	3, 5, 11
166	2, 83
167	167
168	2³ × 3 × 7
169	13²
170	2, 5, 17
171	3² × 19
172	2² × 43
173	173
174	2, 3, 29
175	5² × 7
176	2⁴ × 11
177	3, 59
178	2, 89
179	179
180	2² × 3² × 5
181	181
182	2, 7, 13
183	3, 61
184	2³ × 23
185	5, 37
186	2, 3, 31
187	11, 17

FAQ

What is the Prime Factorization of 173?

Prime Factors of 173: 173

How many prime factors does 173 have?

Number 173 has 1 prime factor — itself.

Why is the prime factorization of 173 just 173?

173 is a prime number — its only divisors are 1 and 173 — so it cannot be broken down any further. A prime number is its own complete factorization.