# 215040

## 215,040 is an even composite number composed of four prime numbers multiplied together.

What does the number 215040 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 96 divisors.

215040 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety-six divisors.

## Prime factorization of 215040:

### 211 × 3 × 5 × 7

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7)

See below for interesting mathematical facts about the number 215040 from the Numbermatics database.

### Names of 215040

• Cardinal: 215040 can be written as Two hundred fifteen thousand and forty.

### Scientific notation

• Scientific notation: 2.1504 × 105

### Factors of 215040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 17

### Divisors of 215040

• Number of divisors d(n): 96
• Complete list of divisors:
• Sum of all divisors σ(n): 786240
• Sum of proper divisors (its aliquot sum) s(n): 571200
• 215040 is an abundant number, because the sum of its proper divisors (571200) is greater than itself. Its abundance is 356160

### Bases of 215040

• Binary: 1101001000000000002
• Base-36: 4LXC

### Squares and roots of 215040

• 215040 squared (2150402) is 46242201600
• 215040 cubed (2150403) is 9943923032064000
• The square root of 215040 is 463.7240558781
• The cube root of 215040 is 59.9109790977

### Scales and comparisons

How big is 215040?
• 215,040 seconds is equal to 2 days, 11 hours, 44 minutes.
• To count from 1 to 215,040 would take you about two days.

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 215040 cubic inches would be around 5 feet tall.

### Recreational maths with 215040

• 215040 backwards is 040512
• 215040 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 215040's digits is 12
• More coming soon!