# 139441749561

## 139,441,749,561 is an odd composite number composed of two prime numbers multiplied together.

What does the number 139441749561 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 15 divisors.

139441749561 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fifteen divisors.

## Prime factorization of 139441749561:

### 34 × 414912

(3 × 3 × 3 × 3 × 41491 × 41491)

See below for interesting mathematical facts about the number 139441749561 from the Numbermatics database.

### Names of 139441749561

• Cardinal: 139441749561 can be written as One hundred thirty-nine billion, four hundred forty-one million, seven hundred forty-nine thousand, five hundred sixty-one.

### Scientific notation

• Scientific notation: 1.39441749561 × 1011

### Factors of 139441749561

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 41494

### Divisors of 139441749561

• Number of divisors d(n): 15
• Complete list of divisors:
• Sum of all divisors σ(n): 208306893333
• Sum of proper divisors (its aliquot sum) s(n): 68865143772
• 139441749561 is a deficient number, because the sum of its proper divisors (68865143772) is less than itself. Its deficiency is 70576605789

### Bases of 139441749561

• Binary: 100000011101110110000000111110001110012
• Base-36: 1S240MK9

### Squares and roots of 139441749561

• 139441749561 squared (1394417495612) is 19444001520632643692721
• 139441749561 cubed (1394417495613) is 2711305590503760276081747920645481
• 139441749561 is a perfect square number. Its square root is 373419
• The cube root of 139441749561 is 5185.5832124597

### Scales and comparisons

How big is 139441749561?
• 139,441,749,561 seconds is equal to 4,433 years, 42 weeks, 3 days, 3 hours, 19 minutes, 21 seconds.
• To count from 1 to 139,441,749,561 would take you about eight thousand, eight hundred sixty-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 139441749561 cubic inches would be around 432.1 feet tall.

### Recreational maths with 139441749561

• 139441749561 backwards is 165947144931
• The number of decimal digits it has is: 12
• The sum of 139441749561's digits is 54
• More coming soon!