20998241748

Names of 20998241748

• Cardinal: 20998241748 can be written as Twenty billion, nine hundred ninety-eight million, two hundred forty-one thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 2.0998241748 × 10¹⁰

Factors of 20998241748

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4820549

Divisors of 20998241748

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 121 132 198 242 363 396 484 726 1089 1452 2178 4356 4820533 9641066 14461599 19282132 28923198 43384797 53025863 57846396 86769594 106051726 159077589 173539188 212103452 318155178 477232767 583284493 636310356 954465534 1166568986 1749853479 1908931068 2333137972 3499706958 5249560437 6999413916 10499120874 20998241748
• Sum of all divisors σ(n): 58342923002
• Sum of proper divisors (its aliquot sum) s(n): 37344681254
• 20998241748 is an abundant number, because the sum of its proper divisors (37344681254) is greater than itself. Its abundance is 16346439506

Bases of 20998241748

• Binary: 10011100011100101111011110111010100₂
• Hexadecimal: 0x4E397BDD4
• Base-36: 9N9T710

Squares and roots of 20998241748

• 20998241748 squared (20998241748²) is 440926156507450095504
• 20998241748 cubed (20998241748³) is 9258674027359920468438679900992
• The square root of 20998241748 is 144907.7007891575
• The cube root of 20998241748 is 2758.8471760741

Scales and comparisons

• 20,998,241,748 seconds is equal to 667 years, 35 weeks, 2 days, 4 hours, 55 minutes, 48 seconds.
• To count from 1 to 20,998,241,748 would take you about one thousand, three hundred thirty-five 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 20998241748 cubic inches would be around 229.9 feet tall.

Recreational maths with 20998241748

• 20998241748 backwards is 84714289902
• The number of decimal digits it has is: 11
• The sum of 20998241748's digits is 54
• More coming soon!