Prime Factorization of 289

"Prime Factorization" Calculator

What is the Prime Factorization of 289?

Answer

Prime Factors of 289:

17, 17

289 = 17² · composite · 3 factors · 2 prime factors counting repeats

Division ladder

289	17
17	17
1

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

Second way — factor tree

Related Calculations

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

Recalculate with different values ↑

Prime Factorization Table

Number	Prime Factors
274	2, 137
275	5² × 11
276	2² × 3 × 23
277	277
278	2, 139
279	3² × 31
280	2³ × 5 × 7
281	281
282	2, 3, 47
283	283
284	2² × 71
285	3, 5, 19
286	2, 11, 13
287	7, 41
288	2⁵ × 3²
289	17²
290	2, 5, 29
291	3, 97
292	2² × 73
293	293
294	2 × 3 × 7²
295	5, 59
296	2³ × 37
297	3³ × 11
298	2, 149
299	13, 23
300	2² × 3 × 5²
301	7, 43
302	2, 151
303	3, 101

FAQ

What is the Prime Factorization of 289?

Prime Factors of 289: 17, 17

How many prime factors does 289 have?

Number 289 has 2 prime factors counting repeats; 1 different: 17.

What is the Prime Factorization of 289 in exponential form?

The Prime Factorization of the number 289 in the exponential form is: 17²