# 78430464

## 78,430,464 is an even composite number composed of four prime numbers multiplied together.

What does the number 78430464 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 144 divisors.

78430464 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.

## Prime factorization of 78430464:

### 28 × 33 × 7 × 1621

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 1621)

See below for interesting mathematical facts about the number 78430464 from the Numbermatics database.

### Names of 78430464

• Cardinal: 78430464 can be written as Seventy-eight million, four hundred thirty thousand, four hundred sixty-four.

### Scientific notation

• Scientific notation: 7.8430464 × 107

### Factors of 78430464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1633

### Divisors of 78430464

• Number of divisors d(n): 144
• Complete list of divisors:
• Sum of all divisors σ(n): 265229440
• Sum of proper divisors (its aliquot sum) s(n): 186798976
• 78430464 is an abundant number, because the sum of its proper divisors (186798976) is greater than itself. Its abundance is 108368512

### Bases of 78430464

• Binary: 1001010110011000001000000002
• Base-36: 1AP1C0

### Squares and roots of 78430464

• 78430464 squared (784304642) is 6151337683255296
• 78430464 cubed (784304643) is 482452268718397895737344
• The square root of 78430464 is 8856.0975604383
• The cube root of 78430464 is 428.0504205893

### Scales and comparisons

How big is 78430464?
• 78,430,464 seconds is equal to 2 years, 25 weeks, 4 days, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 78,430,464 would take you about three 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 78430464 cubic inches would be around 35.7 feet tall.

### Recreational maths with 78430464

• 78430464 backwards is 46403487
• 78430464 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 78430464's digits is 36
• More coming soon!