31420897794

Names of 31420897794

• Cardinal: 31420897794 can be written as Thirty-one billion, four hundred twenty million, eight hundred ninety-seven thousand, seven hundred ninety-four.

Scientific notation

• Scientific notation: 3.1420897794 × 10¹⁰

Factors of 31420897794

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 12207060

Divisors of 31420897794

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 33 39 66 78 99 117 143 198 234 286 429 858 1287 2574 12207031 24414062 36621093 73242186 109863279 134277341 158691403 219726558 268554682 317382806 402832023 476074209 805664046 952148418 1208496069 1428222627 1745605433 2416992138 2856445254 3491210866 5236816299 10473632598 15710448897 31420897794
• Sum of all divisors σ(n): 79980473664
• Sum of proper divisors (its aliquot sum) s(n): 48559575870
• 31420897794 is an abundant number, because the sum of its proper divisors (48559575870) is greater than itself. Its abundance is 17138678076

Bases of 31420897794

• Binary: 11101010000110101001101101000000010₂
• Hexadecimal: 0x750D4DA02
• Base-36: EFN6VWI

Squares and roots of 31420897794

• 31420897794 squared (31420897794²) is 987272818180994066436
• 31420897794 cubed (31420897794³) is 31020998314859359554806001842184
• The square root of 31420897794 is 177259.4081960109
• The cube root of 31420897794 is 3155.5339957083

Scales and comparisons

• 31,420,897,794 seconds is equal to 999 years, 4 weeks, 3 days, 19 hours, 9 minutes, 54 seconds.
• To count from 1 to 31,420,897,794 would take you about one thousand, nine hundred ninety-eight 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 31420897794 cubic inches would be around 263 feet tall.

Recreational maths with 31420897794

• 31420897794 backwards is 49779802413
• The number of decimal digits it has is: 11
• The sum of 31420897794's digits is 54
• More coming soon!