# 40401

## 40,401 is an odd composite number composed of two prime numbers multiplied together.

What does the number 40401 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 9 divisors.

40401 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of nine divisors.

## Prime factorization of 40401:

### 32 × 672

(3 × 3 × 67 × 67)

See below for interesting mathematical facts about the number 40401 from the Numbermatics database.

### Names of 40401

• Cardinal: 40401 can be written as Forty thousand, four hundred one.

### Scientific notation

• Scientific notation: 4.0401 × 104

### Factors of 40401

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 70

### Divisors of 40401

• Number of divisors d(n): 9
• Complete list of divisors:
• Sum of all divisors σ(n): 59241
• Sum of proper divisors (its aliquot sum) s(n): 18840
• 40401 is a deficient number, because the sum of its proper divisors (18840) is less than itself. Its deficiency is 21561

### Bases of 40401

• Binary: 10011101110100012
• Base-36: V69

### Squares and roots of 40401

• 40401 squared (404012) is 1632240801
• 40401 cubed (404013) is 65944160601201
• 40401 is a perfect square number. Its square root is 201
• The cube root of 40401 is 34.3134225419

### Scales and comparisons

How big is 40401?
• 40,401 seconds is equal to 11 hours, 13 minutes, 21 seconds.
• To count from 1 to 40,401 would take you about eleven 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 40401 cubic inches would be around 2.9 feet tall.

### Recreational maths with 40401

• 40401 backwards is 10404
• 40401 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 40401's digits is 9
• More coming soon!