# 675494721

## 675,494,721 is an odd composite number composed of three prime numbers multiplied together.

What does the number 675494721 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 60 divisors.

675494721 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixty divisors.

## Prime factorization of 675494721:

### 34 × 112 × 413

(3 × 3 × 3 × 3 × 11 × 11 × 41 × 41 × 41)

See below for interesting mathematical facts about the number 675494721 from the Numbermatics database.

### Names of 675494721

• Cardinal: 675494721 can be written as Six hundred seventy-five million, four hundred ninety-four thousand, seven hundred twenty-one.

### Scientific notation

• Scientific notation: 6.75494721 × 108

### Factors of 675494721

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 55

### Divisors of 675494721

• Number of divisors d(n): 60
• Complete list of divisors:
• Sum of all divisors σ(n): 1136873892
• Sum of proper divisors (its aliquot sum) s(n): 461379171
• 675494721 is a deficient number, because the sum of its proper divisors (461379171) is less than itself. Its deficiency is 214115550

### Bases of 675494721

• Binary: 1010000100001100111011010000012
• Base-36: B66729

### Squares and roots of 675494721

• 675494721 squared (6754947212) is 456293118098867841
• 675494721 cubed (6754947213) is 308223592504414782672167361
• The square root of 675494721 is 25990.2812797399
• The cube root of 675494721 is 877.4195762365

### Scales and comparisons

How big is 675494721?
• 675,494,721 seconds is equal to 21 years, 24 weeks, 6 days, 5 hours, 25 minutes, 21 seconds.
• To count from 1 to 675,494,721 would take you about thirty-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 675494721 cubic inches would be around 73.1 feet tall.

### Recreational maths with 675494721

• 675494721 backwards is 127494576
• The number of decimal digits it has is: 9
• The sum of 675494721's digits is 45
• More coming soon!