# 30421

## 30,421 is an odd composite number composed of two prime numbers multiplied together.

What does the number 30421 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

30421 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 30421:

### 29 × 1049

See below for interesting mathematical facts about the number 30421 from the Numbermatics database.

### Names of 30421

• Cardinal: 30421 can be written as Thirty thousand, four hundred twenty-one.

### Scientific notation

• Scientific notation: 3.0421 × 104

### Factors of 30421

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1078

### Divisors of 30421

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 31500
• Sum of proper divisors (its aliquot sum) s(n): 1079
• 30421 is a deficient number, because the sum of its proper divisors (1079) is less than itself. Its deficiency is 29342

### Bases of 30421

• Binary: 1110110110101012
• Base-36: NH1

### Squares and roots of 30421

• 30421 squared (304212) is 925437241
• 30421 cubed (304213) is 28152726308461
• The square root of 30421 is 174.4161689753
• The cube root of 30421 is 31.2169998305

### Scales and comparisons

How big is 30421?
• 30,421 seconds is equal to 8 hours, 27 minutes, 1 second.
• To count from 1 to 30,421 would take you about eight 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 30421 cubic inches would be around 2.6 feet tall.

### Recreational maths with 30421

• 30421 backwards is 12403
• The number of decimal digits it has is: 5
• The sum of 30421's digits is 10
• More coming soon!