# 1389668

## 1,389,668 is an even composite number composed of four prime numbers multiplied together.

What does the number 1389668 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

1389668 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 1389668:

### 22 × 7 × 31 × 1601

(2 × 2 × 7 × 31 × 1601)

See below for interesting mathematical facts about the number 1389668 from the Numbermatics database.

### Names of 1389668

• Cardinal: 1389668 can be written as One million, three hundred eighty-nine thousand, six hundred sixty-eight.

### Scientific notation

• Scientific notation: 1.389668 × 106

### Factors of 1389668

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1641

### Divisors of 1389668

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 2870784
• Sum of proper divisors (its aliquot sum) s(n): 1481116
• 1389668 is an abundant number, because the sum of its proper divisors (1481116) is greater than itself. Its abundance is 91448

### Bases of 1389668

• Binary: 1010100110100011001002
• Base-36: TS9W

### Squares and roots of 1389668

• 1389668 squared (13896682) is 1931177150224
• 1389668 cubed (13896683) is 2683695087997485632
• The square root of 1389668 is 1178.8418044845
• The cube root of 1389668 is 111.5930169533

### Scales and comparisons

How big is 1389668?
• 1,389,668 seconds is equal to 2 weeks, 2 days, 2 hours, 1 minute, 8 seconds.
• To count from 1 to 1,389,668 would take you about three weeks!

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 1389668 cubic inches would be around 9.3 feet tall.

### Recreational maths with 1389668

• 1389668 backwards is 8669831
• The number of decimal digits it has is: 7
• The sum of 1389668's digits is 41
• More coming soon!