# 9801

## 9,801 is an odd composite number composed of two prime numbers multiplied together.

What does the number 9801 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 15 divisors.

9801 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fifteen divisors.

## Prime factorization of 9801:

### 34 × 112

(3 × 3 × 3 × 3 × 11 × 11)

See below for interesting mathematical facts about the number 9801 from the Numbermatics database.

### Names of 9801

• Cardinal: 9801 can be written as Nine thousand, eight hundred one.

### Scientific notation

• Scientific notation: 9.801 × 103

### Factors of 9801

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 14

### Divisors of 9801

• Number of divisors d(n): 15
• Complete list of divisors:
• Sum of all divisors σ(n): 16093
• Sum of proper divisors (its aliquot sum) s(n): 6292
• 9801 is a deficient number, because the sum of its proper divisors (6292) is less than itself. Its deficiency is 3509

### Bases of 9801

• Binary: 100110010010012
• Base-36: 7K9

### Squares and roots of 9801

• 9801 squared (98012) is 96059601
• 9801 cubed (98013) is 941480149401
• 9801 is a perfect square number. Its square root is 99
• The cube root of 9801 is 21.4004774693

### Scales and comparisons

How big is 9801?
• 9,801 seconds is equal to 2 hours, 43 minutes, 21 seconds.
• To count from 1 to 9,801 would take you about two hours.

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 9801 cubic inches would be around 1.8 feet tall.

### Recreational maths with 9801

• 9801 backwards is 1089
• The number of decimal digits it has is: 4
• The sum of 9801's digits is 18
• More coming soon!