# 40078648792900

## 40,078,648,792,900 is an even composite number composed of four prime numbers multiplied together.

What does the number 40078648792900 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 81 divisors.

40078648792900 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty-one divisors.

## Prime factorization of 40078648792900:

### 22 × 52 × 1372 × 46212

(2 × 2 × 5 × 5 × 137 × 137 × 4621 × 4621)

See below for interesting mathematical facts about the number 40078648792900 from the Numbermatics database.

### Names of 40078648792900

• Cardinal: 40078648792900 can be written as Forty trillion, seventy-eight billion, six hundred forty-eight million, seven hundred ninety-two thousand, nine hundred.

### Scientific notation

• Scientific notation: 4.00786487929 × 1013

### Factors of 40078648792900

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4765

### Divisors of 40078648792900

• Number of divisors d(n): 81
• Complete list of divisors:
• Sum of all divisors σ(n): 87629087243397
• Sum of proper divisors (its aliquot sum) s(n): 47550438450497
• 40078648792900 is an abundant number, because the sum of its proper divisors (47550438450497) is greater than itself. Its abundance is 7471789657597

### Bases of 40078648792900

• Binary: 10010001110011100010011001111111010111010001002
• Base-36: E7FVKOVUS

### Squares and roots of 40078648792900

• 40078648792900 squared (400786487929002) is 1606298089064624627090410000
• 40078648792900 cubed (400786487929003) is 64378256968327494500628673385666089000000
• 40078648792900 is a perfect square number. Its square root is 6330770
• The cube root of 40078648792900 is 34221.9188495717

### Scales and comparisons

How big is 40078648792900?
• 40,078,648,792,900 seconds is equal to 1,274,377 years, 3 weeks, 22 hours, 1 minute, 40 seconds.
• To count from 1 to 40,078,648,792,900 would take you about three million, one hundred eighty-five thousand, nine hundred forty-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 40078648792900 cubic inches would be around 2851.8 feet tall.

### Recreational maths with 40078648792900

• 40078648792900 backwards is 00929784687004
• The number of decimal digits it has is: 14
• The sum of 40078648792900's digits is 64
• More coming soon!