# 42821001

## 42,821,001 is an odd composite number composed of two prime numbers multiplied together.

What does the number 42821001 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

42821001 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 42821001:

### 33 × 1585963

(3 × 3 × 3 × 1585963)

See below for interesting mathematical facts about the number 42821001 from the Numbermatics database.

### Names of 42821001

• Cardinal: 42821001 can be written as Forty-two million, eight hundred twenty-one thousand and one.

### Scientific notation

• Scientific notation: 4.2821001 × 107

### Factors of 42821001

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1585966

### Divisors of 42821001

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 63438560
• Sum of proper divisors (its aliquot sum) s(n): 20617559
• 42821001 is a deficient number, because the sum of its proper divisors (20617559) is less than itself. Its deficiency is 22203442

### Bases of 42821001

• Binary: 101000110101100101100010012
• Base-36: PHSW9

### Squares and roots of 42821001

• 42821001 squared (428210012) is 1833638126642001
• 42821001 cubed (428210013) is 78518220054575251463001
• The square root of 42821001 is 6543.7757449351
• The cube root of 42821001 is 349.8530022161

### Scales and comparisons

How big is 42821001?
• 42,821,001 seconds is equal to 1 year, 18 weeks, 5 days, 14 hours, 43 minutes, 21 seconds.
• To count from 1 to 42,821,001 would take you about two years!

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 42821001 cubic inches would be around 29.2 feet tall.

### Recreational maths with 42821001

• 42821001 backwards is 10012824
• The number of decimal digits it has is: 8
• The sum of 42821001's digits is 18
• More coming soon!