# 27994978489

## 27,994,978,489 is an odd composite number. It is composed of a single prime number multiplied by itself.

What does the number 27994978489 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 3 divisors.

27994978489 is an odd composite number. It has a total of three divisors.

## Prime factorization of 27994978489:

### 1673172

(167317 × 167317)

See below for interesting mathematical facts about the number 27994978489 from the Numbermatics database.

### Names of 27994978489

• Cardinal: 27994978489 can be written as Twenty-seven billion, nine hundred ninety-four million, nine hundred seventy-eight thousand, four hundred eighty-nine.

### Scientific notation

• Scientific notation: 2.7994978489 × 1010

### Factors of 27994978489

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 167317

### Divisors of 27994978489

• Number of divisors d(n): 3
• Complete list of divisors:
• Sum of all divisors σ(n): 27995145807
• Sum of proper divisors (its aliquot sum) s(n): 167318
• 27994978489 is a deficient number, because the sum of its proper divisors (167318) is less than itself. Its deficiency is 27994811171

### Bases of 27994978489

• Binary: 110100001001010000101111000101110012
• Base-36: CUZHJND

### Squares and roots of 27994978489

• 27994978489 squared (279949784892) is 783718820599572723121
• 27994978489 cubed (279949784893) is 21940191524109488466363547944169
• 27994978489 is a perfect square number. Its square root is 167317
• The cube root of 27994978489 is 3036.4074340595

### Scales and comparisons

How big is 27994978489?
• 27,994,978,489 seconds is equal to 890 years, 7 weeks, 6 days, 22 hours, 54 minutes, 49 seconds.
• To count from 1 to 27,994,978,489 would take you about one thousand, seven hundred eighty 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 27994978489 cubic inches would be around 253 feet tall.

### Recreational maths with 27994978489

• 27994978489 backwards is 98487949972
• The number of decimal digits it has is: 11
• The sum of 27994978489's digits is 76
• More coming soon!