# 74420

## 74,420 is an even composite number composed of three prime numbers multiplied together.

What does the number 74420 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

74420 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

## Prime factorization of 74420:

### 22 × 5 × 612

(2 × 2 × 5 × 61 × 61)

See below for interesting mathematical facts about the number 74420 from the Numbermatics database.

### Names of 74420

• Cardinal: 74420 can be written as Seventy-four thousand, four hundred twenty.

### Scientific notation

• Scientific notation: 7.442 × 104

### Factors of 74420

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 68

### Divisors of 74420

• Number of divisors d(n): 18
• Complete list of divisors:
• Sum of all divisors σ(n): 158886
• Sum of proper divisors (its aliquot sum) s(n): 84466
• 74420 is an abundant number, because the sum of its proper divisors (84466) is greater than itself. Its abundance is 10046

### Bases of 74420

• Binary: 100100010101101002
• Base-36: 1LF8

### Squares and roots of 74420

• 74420 squared (744202) is 5538336400
• 74420 cubed (744203) is 412162994888000
• The square root of 74420 is 272.8002932549
• The cube root of 74420 is 42.0626427279

### Scales and comparisons

How big is 74420?
• 74,420 seconds is equal to 20 hours, 40 minutes, 20 seconds.
• To count from 1 to 74,420 would take you about twenty hours.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 74420 cubic inches would be around 3.5 feet tall.

### Recreational maths with 74420

• 74420 backwards is 02447
• The number of decimal digits it has is: 5
• The sum of 74420's digits is 17
• More coming soon!