# 168330991400

## 168,330,991,400 is an even composite number composed of seven prime numbers multiplied together.

What does the number 168330991400 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 384 divisors.

168330991400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.

## Prime factorization of 168330991400:

### 23 × 52 × 11 × 13 × 131 × 179 × 251

(2 × 2 × 2 × 5 × 5 × 11 × 13 × 131 × 179 × 251)

See below for interesting mathematical facts about the number 168330991400 from the Numbermatics database.

### Names of 168330991400

• Cardinal: 168330991400 can be written as One hundred sixty-eight billion, three hundred thirty million, nine hundred ninety-one thousand, four hundred.

### Scientific notation

• Scientific notation: 1.683309914 × 1011

### Factors of 168330991400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 592

### Divisors of 168330991400

• Number of divisors d(n): 384
• Complete list of divisors:
• Sum of all divisors σ(n): 467745062400
• Sum of proper divisors (its aliquot sum) s(n): 299414071000
• 168330991400 is an abundant number, because the sum of its proper divisors (299414071000) is greater than itself. Its abundance is 131083079600

### Bases of 168330991400

• Binary: 100111001100010100111100010111001010002
• Base-36: 25BVXC88

### Squares and roots of 168330991400

• 168330991400 squared (1683309914002) is 28335322665706873960000
• 168330991400 cubed (1683309914003) is 4769712955957328875481643944000000
• The square root of 168330991400 is 410281.6001236225
• The cube root of 168330991400 is 5521.4697064105

### Scales and comparisons

How big is 168330991400?
• 168,330,991,400 seconds is equal to 5,352 years, 21 weeks, 8 hours, 43 minutes, 20 seconds.
• To count from 1 to 168,330,991,400 would take you about ten thousand, seven hundred four 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 168330991400 cubic inches would be around 460.1 feet tall.

### Recreational maths with 168330991400

• 168330991400 backwards is 004199033861
• 168330991400 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 168330991400's digits is 44
• More coming soon!