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8001

Number 8001: Properties, Factors, and Mathematical Facts

Short answer

The number 8001 is an odd composite number with 12 positive divisors. Its prime factorization is 3² × 7 × 127. It is also a deficient number and a triangular number, which gives it several notable mathematical relationships.

Is 8001 prime?

ClassificationCompositeParityOddDivisor count12AbundanceDeficient

What is the prime factorization of 8001?

Prime factorization

8001 =
3 squared times 7 times 127
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What are the divisors of 8001?

Divisor count

12

Divisor sum

13,312

Proper divisor sum

5,311
  • 1
  • 3
  • 7
  • 9
  • 21
  • 63
  • 127
  • 381
  • 889
  • 1143
  • 2667
  • 8001

How is 8001 classified?

Prime

Perfect square

No

Perfect cube

No

Fibonacci

No

Triangular

Power of two

No

How is 8001 represented in other numeral systems?

Decimal

8001

Binary

1111101000001
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Octal

17501

Hexadecimal

Roman

No conventional Roman numeral

In words

eight thousand one

Roots and powers

Square root

89.448309 Approximate

Cube root

20.000833 Approximate

Nearest lower square

7921

Nearest higher square

8100

Nearest lower cube

8000

Nearest higher cube

9261

Sequence position

Triangular

Index: 126

What are the digit properties of 8001?

Digit count

4

Digit sum

Digit product

0

Digital root

9

Reversed number

1008

Why these results are true

  • 8001 is composite because it has positive divisors other than 1 and itself.
  • 8001 is triangular because it equals 126×(126+1)/2.

Compare this number

FAQ for 8001

Is 8001 prime?
No
What is the prime factorization of 8001?
3² × 7 × 127
Is 8001 a perfect square?
No
What is 8001 in binary?
1111101000001

Read calculation methodology