Prime Factorization of 855

"Prime Factorization" Calculator

What is the Prime Factorization of 855?

Answer

Prime Factors of 855:

3, 3, 5, 19

855 = 3² × 5 × 19 · composite · 12 factors · 4 prime factors counting repeats

Division ladder

855	3
285	3
95	5
19	19
1

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

Second way — factor tree

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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

Recalculate with different values ↑

Prime Factorization Table

Number	Prime Factors
838	2, 419
839	839
840	2³ × 3 × 5 × 7
841	29²
842	2, 421
843	3, 281
844	2² × 211
845	5 × 13²
847	7 × 11²
848	2⁴ × 53
849	3, 283
850	2 × 5² × 17
851	23, 37
853	853
854	2, 7, 61
855	3² × 5 × 19
856	2³ × 107
857	857
858	2, 3, 11, 13
859	859
860	2² × 5 × 43
861	3, 7, 41
862	2, 431
863	863
864	2⁵ × 3³
865	5, 173
866	2, 433
867	3 × 17²
868	2² × 7 × 31
869	11, 79

FAQ

What is the Prime Factorization of 855?

Prime Factors of 855: 3, 3, 5, 19

How many prime factors does 855 have?

Number 855 has 4 prime factors counting repeats; 3 different: 3, 5 and 19.

What is the Prime Factorization of 855 in exponential form?

The Prime Factorization of the number 855 in the exponential form is: 3² × 5 × 19