961636998720

Names of 961636998720

• Cardinal: 961636998720 can be written as Nine hundred sixty-one billion, six hundred thirty-six million, nine hundred ninety-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 9.6163699872 × 10¹¹

Factors of 961636998720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1001705217

Divisors of 961636998720

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 960 1001705207 2003410414 3005115621 4006820828 5008526035 6010231242 8013641656 10017052070 12020462484 15025578105 16027283312 20034104140 24040924968 30051156210 32054566624 40068208280 48081849936 60102312420 64109133248 80136416560 96163699872 120204624840 160272833120 192327399744 240409249680 320545666240 480818499360 961636998720
• Sum of all divisors σ(n): 3053197473984
• Sum of proper divisors (its aliquot sum) s(n): 2091560475264
• 961636998720 is an abundant number, because the sum of its proper divisors (2091560475264) is greater than itself. Its abundance is 1129923476544

Bases of 961636998720

• Binary: 1101111111100110000010000001111001000000₂
• Hexadecimal: 0xDFE6081E40
• Base-36: C9RPU91C

Squares and roots of 961636998720

• 961636998720 squared (961636998720²) is 924745717307209281638400
• 961636998720 cubed (961636998720³) is 889269696170478293813678180302848000
• The square root of 961636998720 is 980630.9187048917
• The cube root of 961636998720 is 9870.4523159807

Scales and comparisons

• 961,636,998,720 seconds is equal to 30,577 years, 4 weeks, 1 day, 20 hours, 32 minutes.
• To count from 1 to 961,636,998,720 would take you about sixty-one thousand, one hundred fifty-four 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 961636998720 cubic inches would be around 822.5 feet tall.

Recreational maths with 961636998720

• 961636998720 backwards is 027899636169
• The number of decimal digits it has is: 12
• The sum of 961636998720's digits is 66
• More coming soon!