# 75429693990729

## 75,429,693,990,729 is an odd composite number composed of three prime numbers multiplied together.

What does the number 75429693990729 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 45 divisors.

75429693990729 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-five divisors.

## Prime factorization of 75429693990729:

### 34 × 132 × 742312

(3 × 3 × 3 × 3 × 13 × 13 × 74231 × 74231)

See below for interesting mathematical facts about the number 75429693990729 from the Numbermatics database.

### Names of 75429693990729

• Cardinal: 75429693990729 can be written as Seventy-five trillion, four hundred twenty-nine billion, six hundred ninety-three million, nine hundred ninety thousand, seven hundred twenty-nine.

### Scientific notation

• Scientific notation: 7.5429693990729 × 1013

### Factors of 75429693990729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 74247

### Divisors of 75429693990729

• Number of divisors d(n): 45
• Complete list of divisors:
• Sum of all divisors σ(n): 122014918175799
• Sum of proper divisors (its aliquot sum) s(n): 46585224185070
• 75429693990729 is a deficient number, because the sum of its proper divisors (46585224185070) is less than itself. Its deficiency is 28844469805659

### Bases of 75429693990729

• Binary: 100010010011010010110000001110110100111010010012
• Base-36: QQJX89JK9

### Squares and roots of 75429693990729

• 75429693990729 squared (754296939907292) is 5689638735535018613937951441
• 75429693990729 cubed (754296939907293) is 429167708739204739616498654611670306190489
• 75429693990729 is a perfect square number. Its square root is 8685027
• The cube root of 75429693990729 is 42252.0172682895

### Scales and comparisons

How big is 75429693990729?
• 75,429,693,990,729 seconds is equal to 2,398,430 years, 49 weeks, 2 days, 15 hours, 12 minutes, 9 seconds.
• To count from 1 to 75,429,693,990,729 would take you about five million, nine hundred ninety-six thousand and seventy-seven 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 75429693990729 cubic inches would be around 3521 feet tall.

### Recreational maths with 75429693990729

• 75429693990729 backwards is 92709939692457
• 75429693990729 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 75429693990729's digits is 81
• More coming soon!