668923212000

Names of 668923212000

• Cardinal: 668923212000 can be written as Six hundred sixty-eight billion, nine hundred twenty-three million, two hundred twelve thousand.

Scientific notation

• Scientific notation: 6.68923212 × 10¹¹

Factors of 668923212000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 55743611

Divisors of 668923212000

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 125 150 160 200 240 250 300 375 400 480 500 600 750 800 1000 1200 1500 2000 2400 3000 4000 6000 12000 55743601 111487202 167230803 222974404 278718005 334461606 445948808 557436010 668923212 836154015 891897616 1114872020 1337846424 1393590025 1672308030 1783795232 2229744040 2675692848 2787180050 3344616060 4180770075 4459488080 5351385696 5574360100 6689232120 6967950125 8361540150 8918976160 11148720200 13378464240 13935900250 16723080300 20903850375 22297440400 26756928480 27871800500 33446160600 41807700750 44594880800 55743601000 66892321200 83615401500 111487202000 133784642400 167230803000 222974404000 334461606000 668923212000
• Sum of all divisors σ(n): 2191392481824
• Sum of proper divisors (its aliquot sum) s(n): 1522469269824
• 668923212000 is an abundant number, because the sum of its proper divisors (1522469269824) is greater than itself. Its abundance is 853546057824

Bases of 668923212000

• Binary: 1001101110111110111011100011000011100000₂
• Hexadecimal: 0x9BBEEE30E0
• Base-36: 8JARLXPC

Squares and roots of 668923212000

• 668923212000 squared (668923212000²) is 447458263552396944000000
• 668923212000 cubed (668923212000³) is 299315218891411894079464128000000000
• The square root of 668923212000 is 817877.2597401153
• The cube root of 668923212000 is 8745.6499171603

Scales and comparisons

• 668,923,212,000 seconds is equal to 21,269 years, 35 weeks, 5 days, 19 hours, 20 minutes.
• To count from 1 to 668,923,212,000 would take you about forty-two thousand, five hundred thirty-nine 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 668923212000 cubic inches would be around 728.8 feet tall.

Recreational maths with 668923212000

• 668923212000 backwards is 000212329866
• The number of decimal digits it has is: 12
• The sum of 668923212000's digits is 39
• More coming soon!