Prime Factorization of 420

"Prime Factorization" Calculator

What is the Prime Factorization of 420?

Answer

Prime Factors of 420:

2, 2, 3, 5, 7

420 = 2² × 3 × 5 × 7 · composite · 24 factors · 5 prime factors counting repeats

Division ladder

420	2
210	2
105	3
35	5
7	7
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
405	3⁴ × 5
406	2, 7, 29
407	11, 37
408	2³ × 3 × 17
409	409
410	2, 5, 41
411	3, 137
412	2² × 103
413	7, 59
414	2 × 3² × 23
415	5, 83
416	2⁵ × 13
417	3, 139
418	2, 11, 19
419	419
420	2² × 3 × 5 × 7
421	421
422	2, 211
423	3² × 47
424	2³ × 53
425	5² × 17
426	2, 3, 71
427	7, 61
428	2² × 107
429	3, 11, 13
430	2, 5, 43
431	431
432	2⁴ × 3³
433	433
434	2, 7, 31

FAQ

What is the Prime Factorization of 420?

Prime Factors of 420: 2, 2, 3, 5, 7

How many prime factors does 420 have?

Number 420 has 5 prime factors counting repeats; 4 different: 2, 3, 5 and 7.

What is the Prime Factorization of 420 in exponential form?

The Prime Factorization of the number 420 in the exponential form is: 2² × 3 × 5 × 7