990042247180

Names of 990042247180

• Cardinal: 990042247180 can be written as Nine hundred ninety billion, forty-two million, two hundred forty-seven thousand, one hundred eighty.

Scientific notation

• Scientific notation: 9.9004224718 × 10¹¹

Factors of 990042247180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1976

Divisors of 990042247180

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 431 490 862 980 1531 1724 2155 3017 3062 4310 6034 6124 7655 8620 10717 12068 15085 15310 21119 21434 30170 30620 42238 42868 53585 60340 75019 84476 105595 107170 150038 211190 214340 300076 375095 422380 659861 750190 1319722 1500380 2343961 2639444 3299305 4619027 4687922 6598610 9238054 9375844 11719805 13197220 16407727 18476108 23095135 23439610 32333189 32815454 46190270 46879220 64666378 65630908 82038635 92380540 114854089 129332756 161665945 164077270 229708178 323331890 328154540 459416356 574270445 646663780 1010247191 1148540890 2020494382 2297081780 4040988764 5051235955 7071730337 10102471910 14143460674 20204943820 28286921348 35358651685 49502112359 70717303370 99004224718 141434606740 198008449436 247510561795 495021123590 990042247180
• Sum of all divisors σ(n): 2425727624544
• Sum of proper divisors (its aliquot sum) s(n): 1435685377364
• 990042247180 is an abundant number, because the sum of its proper divisors (1435685377364) is greater than itself. Its abundance is 445643130184

Bases of 990042247180

• Binary: 1110011010000011000111011101000000001100₂
• Hexadecimal: 0xE6831DD00C
• Base-36: CMTHLB0S

Squares and roots of 990042247180

• 990042247180 squared (990042247180²) is 980183651201224217952400
• 990042247180 cubed (990042247180³) is 970423224684357331108632194274232000
• The square root of 990042247180 is 995008.6668868769
• The cube root of 990042247180 is 9966.6967027627

Scales and comparisons

• 990,042,247,180 seconds is equal to 31,480 years, 14 weeks, 4 days, 7 hours, 19 minutes, 40 seconds.
• To count from 1 to 990,042,247,180 would take you about sixty-two thousand, nine hundred sixty 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 990042247180 cubic inches would be around 830.6 feet tall.

Recreational maths with 990042247180

• 990042247180 backwards is 081742240099
• The number of decimal digits it has is: 12
• The sum of 990042247180's digits is 46
• More coming soon!