18089243219090743

Names of 18089243219090743

• Cardinal: 18089243219090743 can be written as Eighteen quadrillion, eighty-nine trillion, two hundred forty-three billion, two hundred nineteen million, ninety thousand, seven hundred forty-three.

Scientific notation

• Scientific notation: 1.8089243219090743 × 10¹⁶

Factors of 18089243219090743

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2210239

Divisors of 18089243219090743

• Number of divisors d(n): 18
• Complete list of divisors:
  1 7 23 161 529 3703 2210209 15471463 50834807 355843649 1169200561 8184403927 4885023823681 34195166765767 112355547944663 786488835612641 2584177602727249 18089243219090743
• Sum of all divisors σ(n): 21611355173933784
• Sum of proper divisors (its aliquot sum) s(n): 3522111954843041
• 18089243219090743 is a deficient number, because the sum of its proper divisors (3522111954843041) is less than itself. Its deficiency is 14567131264247702

Bases of 18089243219090743

• Binary: 1000000010001000001001000100100010101000101110100110111₂
• Hexadecimal: 0x40441224545D37
• Base-36: 4Y43NM286K7

Squares and roots of 18089243219090743

• 18089243219090743 squared (18089243219090743²) is 327220720239420426355851668292049
• 18089243219090743 cubed (18089243219090743³) is 5919175194736924993764364399370593732801556402407
• The square root of 18089243219090743 is 134496257.2679654273
• The cube root of 18089243219090743 is 262506.5429980441

Scales and comparisons

• 18,089,243,219,090,743 seconds is equal to 575,181,980 years, 34 weeks, 3 days, 16 hours, 45 minutes, 43 seconds.
• To count from 1 to 18,089,243,219,090,743 would take you about one billion, seven hundred twenty-five million, five hundred forty-five thousand, nine hundred forty-one years!

  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 18089243219090743 cubic inches would be around 21875.5 feet tall.

Recreational maths with 18089243219090743

• 18089243219090743 backwards is 34709091234298081
• The number of decimal digits it has is: 17
• The sum of 18089243219090743's digits is 70
• More coming soon!