# 1445389

## 1,445,389 is an odd composite number composed of four prime numbers multiplied together.

What does the number 1445389 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

1445389 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 1445389:

### 11 × 23 × 29 × 197

See below for interesting mathematical facts about the number 1445389 from the Numbermatics database.

### Names of 1445389

• Cardinal: 1445389 can be written as One million, four hundred forty-five thousand, three hundred eighty-nine.

### Scientific notation

• Scientific notation: 1.445389 × 106

### Factors of 1445389

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 260

### Divisors of 1445389

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 1710720
• Sum of proper divisors (its aliquot sum) s(n): 265331
• 1445389 is a deficient number, because the sum of its proper divisors (265331) is less than itself. Its deficiency is 1180058

### Bases of 1445389

• Binary: 1011000001110000011012
• Base-36: UZ9P

### Squares and roots of 1445389

• 1445389 squared (14453892) is 2089149361321
• 1445389 cubed (14453893) is 3019633506210398869
• The square root of 1445389 is 1202.2433197985
• The cube root of 1445389 is 113.0650159695

### Scales and comparisons

How big is 1445389?
• 1,445,389 seconds is equal to 2 weeks, 2 days, 17 hours, 29 minutes, 49 seconds.
• To count from 1 to 1,445,389 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 1445389 cubic inches would be around 9.4 feet tall.

### Recreational maths with 1445389

• 1445389 backwards is 9835441
• The number of decimal digits it has is: 7
• The sum of 1445389's digits is 34
• More coming soon!