8197991850

Names of 8197991850

• Cardinal: 8197991850 can be written as Eight billion, one hundred ninety-seven million, nine hundred ninety-one thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 8.19799185 × 10⁹

Factors of 8197991850

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2747

Divisors of 8197991850

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 15 25 30 31 50 62 75 93 150 155 186 310 465 775 930 1093 1550 1613 2186 2325 3226 3279 4650 4839 5465 6558 8065 9678 10930 16130 16395 24195 27325 32790 33883 40325 48390 50003 54650 67766 80650 81975 100006 101649 120975 150009 163950 169415 203298 241950 250015 300018 338830 500030 508245 750045 847075 1016490 1250075 1500090 1694150 1763009 2500150 2541225 3526018 3750225 5082450 5289027 7500450 8815045 10578054 17630090 26445135 44075225 52890270 54653279 88150450 109306558 132225675 163959837 264451350 273266395 327919674 546532790 819799185 1366331975 1639598370 2732663950 4098995925 8197991850
• Sum of all divisors σ(n): 21019083264
• Sum of proper divisors (its aliquot sum) s(n): 12821091414
• 8197991850 is an abundant number, because the sum of its proper divisors (12821091414) is greater than itself. Its abundance is 4623099564

Bases of 8197991850

• Binary: 111101000101000110110110110101010₂
• Hexadecimal: 0x1E8A36DAA
• Base-36: 3RKVEZU

Squares and roots of 8197991850

• 8197991850 squared (8197991850²) is 67207070372666422500
• 8197991850 cubed (8197991850³) is 550963015177495794423656625000
• The square root of 8197991850 is 90542.7625489747
• The cube root of 8197991850 is 2016.3650481985

Scales and comparisons

• 8,197,991,850 seconds is equal to 260 years, 34 weeks, 6 days, 3 hours, 57 minutes, 30 seconds.
• To count from 1 to 8,197,991,850 would take you about five hundred twenty-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 8197991850 cubic inches would be around 168 feet tall.

Recreational maths with 8197991850

• 8197991850 backwards is 0581997918
• The number of decimal digits it has is: 10
• The sum of 8197991850's digits is 57
• More coming soon!