2161007

Names of 2161007

• Cardinal: 2161007 can be written as Two million, one hundred sixty-one thousand and seven.

Scientific notation

• Scientific notation: 2.161007 × 10⁶

Factors of 2161007

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2161007

Divisors of 2161007

• Number of divisors d(n): 2
• Complete list of divisors:
  1 2161007
• Sum of all divisors σ(n): 2161008
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2161007 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2161006

Bases of 2161007

• Binary: 1000001111100101101111₂
• Hexadecimal: 0x20F96F
• Base-36: 1ABFZ

Squares and roots of 2161007

• 2161007 squared (2161007²) is 4669951254049
• 2161007 cubed (2161007³) is 10091797349658667343
• The square root of 2161007 is 1470.0363941073
• The cube root of 2161007 is 129.2861663897

Scales and comparisons

• 2,161,007 seconds is equal to 3 weeks, 4 days, 16 minutes, 47 seconds.
• To count from 1 to 2,161,007 would take you about five 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 2161007 cubic inches would be around 10.8 feet tall.

Recreational maths with 2161007

• 2161007 backwards is 7001612
• The number of decimal digits it has is: 7
• The sum of 2161007's digits is 17
• More coming soon!