2809001

2,809,001 is an odd composite number composed of three prime numbers multiplied together.

What does the number 2809001 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

2809001 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 2809001:

13 × 173 × 1249

See below for interesting mathematical facts about the number 2809001 from the Numbermatics database.

Names of 2809001

• Cardinal: 2809001 can be written as Two million, eight hundred nine thousand and one.

Scientific notation

• Scientific notation: 2.809001 × 106

Factors of 2809001

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1435

Divisors of 2809001

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 3045000
• Sum of proper divisors (its aliquot sum) s(n): 235999
• 2809001 is a deficient number, because the sum of its proper divisors (235999) is less than itself. Its deficiency is 2573002

Bases of 2809001

• Binary: 10101011011100101010012
• Base-36: 1O7FT

Squares and roots of 2809001

• 2809001 squared (28090012) is 7890486618001
• 2809001 cubed (28090013) is 22164384800451427001
• The square root of 2809001 is 1676.0074582173
• The cube root of 2809001 is 141.0968434171

Scales and comparisons

How big is 2809001?
• 2,809,001 seconds is equal to 4 weeks, 4 days, 12 hours, 16 minutes, 41 seconds.
• To count from 1 to 2,809,001 would take you about six weeks!

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 2809001 cubic inches would be around 11.8 feet tall.

Recreational maths with 2809001

• 2809001 backwards is 1009082
• The number of decimal digits it has is: 7
• The sum of 2809001's digits is 20
• More coming soon!