18989101

Names of 18989101

• Cardinal: 18989101 can be written as Eighteen million, nine hundred eighty-nine thousand, one hundred one.

Scientific notation

• Scientific notation: 1.8989101 × 10⁷

Factors of 18989101

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 441650

Divisors of 18989101

• Number of divisors d(n): 4
• Complete list of divisors:
  1 43 441607 18989101
• Sum of all divisors σ(n): 19430752
• Sum of proper divisors (its aliquot sum) s(n): 441651
• 18989101 is a deficient number, because the sum of its proper divisors (441651) is less than itself. Its deficiency is 18547450

Bases of 18989101

• Binary: 1001000011100000000101101₂
• Hexadecimal: 0x121C02D
• Base-36: BB031

Squares and roots of 18989101

• 18989101 squared (18989101²) is 360585956788201
• 18989101 cubed (18989101³) is 6847203152632784397301
• The square root of 18989101 is 4357.6485631589
• The cube root of 18989101 is 266.7891324647

Scales and comparisons

• 18,989,101 seconds is equal to 31 weeks, 2 days, 18 hours, 45 minutes, 1 second.
• To count from 1 to 18,989,101 would take you about forty-seven 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 18989101 cubic inches would be around 22.2 feet tall.

Recreational maths with 18989101

• 18989101 backwards is 10198981
• The number of decimal digits it has is: 8
• The sum of 18989101's digits is 37
• More coming soon!