# 121688

## 121,688 is an even composite number composed of four prime numbers multiplied together.

What does the number 121688 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

121688 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

## Prime factorization of 121688:

### 23 × 7 × 41 × 53

(2 × 2 × 2 × 7 × 41 × 53)

See below for interesting mathematical facts about the number 121688 from the Numbermatics database.

### Names of 121688

• Cardinal: 121688 can be written as One hundred twenty-one thousand, six hundred eighty-eight.

### Scientific notation

• Scientific notation: 1.21688 × 105

### Factors of 121688

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 103

### Divisors of 121688

• Number of divisors d(n): 32
• Complete list of divisors:
• Sum of all divisors σ(n): 272160
• Sum of proper divisors (its aliquot sum) s(n): 150472
• 121688 is an abundant number, because the sum of its proper divisors (150472) is greater than itself. Its abundance is 28784

### Bases of 121688

• Binary: 111011011010110002
• Base-36: 2LW8

### Squares and roots of 121688

• 121688 squared (1216882) is 14807969344
• 121688 cubed (1216883) is 1801952173532672
• The square root of 121688 is 348.8380713167
• The cube root of 121688 is 49.5544413433

### Scales and comparisons

How big is 121688?
• 121,688 seconds is equal to 1 day, 9 hours, 48 minutes, 8 seconds.
• To count from 1 to 121,688 would take you about nine hours.

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 121688 cubic inches would be around 4.1 feet tall.

### Recreational maths with 121688

• 121688 backwards is 886121
• The number of decimal digits it has is: 6
• The sum of 121688's digits is 26
• More coming soon!