# 6221

## 6,221 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 6221 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

6221 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 6221:

### 6221

See below for interesting mathematical facts about the number 6221 from the Numbermatics database.

### Names of 6221

• Cardinal: 6221 can be written as Six thousand, two hundred twenty-one.

### Scientific notation

• Scientific notation: 6.221 × 103

### Factors of 6221

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 6221

### Divisors of 6221

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 6222
• Sum of proper divisors (its aliquot sum) s(n): 1
• 6221 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 6220

### Bases of 6221

• Binary: 11000010011012
• Base-36: 4ST

### Squares and roots of 6221

• 6221 squared (62212) is 38700841
• 6221 cubed (62213) is 240757931861
• The square root of 6221 is 78.8733161469
• The cube root of 6221 is 18.3916234713

### Scales and comparisons

How big is 6221?
• 6,221 seconds is equal to 1 hour, 43 minutes, 41 seconds.
• To count from 1 to 6,221 would take you about forty-three minutes.

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 6221 cubic inches would be around 1.5 feet tall.

### Recreational maths with 6221

• 6221 backwards is 1226
• The number of decimal digits it has is: 4
• The sum of 6221's digits is 11
• More coming soon!