990133984

Names of 990133984

• Cardinal: 990133984 can be written as Nine hundred ninety million, one hundred thirty-three thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 9.90133984 × 10⁸

Factors of 990133984

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 272

Divisors of 990133984

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 263 343 392 526 686 784 1052 1372 1568 1841 2104 2401 2744 3682 4208 4802 5488 7364 8416 9604 10976 12887 14728 16807 19208 25774 29456 33614 38416 51548 58912 67228 76832 90209 103096 117649 134456 180418 206192 235298 268912 360836 412384 470596 537824 631463 721672 941192 1262926 1443344 1882384 2525852 2886688 3764768 4420241 5051704 8840482 10103408 17680964 20206816 30941687 35361928 61883374 70723856 123766748 141447712 247533496 495066992 990133984
• Sum of all divisors σ(n): 2282858424
• Sum of proper divisors (its aliquot sum) s(n): 1292724440
• 990133984 is an abundant number, because the sum of its proper divisors (1292724440) is greater than itself. Its abundance is 302590456

Bases of 990133984

• Binary: 111011000001000011111011100000₂
• Hexadecimal: 0x3B043EE0
• Base-36: GDI09S

Squares and roots of 990133984

• 990133984 squared (990133984²) is 980365306271712256
• 990133984 cubed (990133984³) is 970693006474190642534907904
• The square root of 990133984 is 31466.3945185971
• The cube root of 990133984 is 996.7004529635

Scales and comparisons

• 990,133,984 seconds is equal to 31 years, 25 weeks, 21 hours, 13 minutes, 4 seconds.
• To count from 1 to 990,133,984 would take you about forty-seven 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 990133984 cubic inches would be around 83.1 feet tall.

Recreational maths with 990133984

• 990133984 backwards is 489331099
• The number of decimal digits it has is: 9
• The sum of 990133984's digits is 46
• More coming soon!