19978979794800

Names of 19978979794800

• Cardinal: 19978979794800 can be written as Nineteen trillion, nine hundred seventy-eight billion, nine hundred seventy-nine million, seven hundred ninety-four thousand, eight hundred.

Scientific notation

• Scientific notation: 1.99789797948 × 10¹³

Factors of 19978979794800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1280703856

Divisors of 19978979794800

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 25 26 30 39 40 48 50 52 60 65 75 78 80 100 104 120 130 150 156 195 200 208 240 260 300 312 325 390 400 520 600 624 650 780 975 1040 1200 1300 1560 1950 2600 3120 3900 5200 7800 15600 1280703833 2561407666 3842111499 5122815332 6403519165 7684222998 10245630664 12807038330 15368445996 16649149829 19210557495 20491261328 25614076660 30736891992 32017595825 33298299658 38421114990 49947449487 51228153320 61473783984 64035191650 66596599316 76842229980 83245749145 96052787475 99894898974 102456306640 128070383300 133193198632 153684459960 166491498290 192105574950 199789797948 249737247435 256140766600 266386397264 307368919920 332982996580 384211149900 399579595896 416228745725 499474494870 512281533200 665965993160 768422299800 799159191792 832457491450 998948989740 1248686237175 1331931986320 1536844599600 1664914982900 1997897979480 2497372474350 3329829965800 3995795958960 4994744948700 6659659931600 9989489897400 19978979794800
• Sum of all divisors σ(n): 68922357530544
• Sum of proper divisors (its aliquot sum) s(n): 48943377735744
• 19978979794800 is an abundant number, because the sum of its proper divisors (48943377735744) is greater than itself. Its abundance is 28964397940944

Bases of 19978979794800

• Binary: 100100010101110110111111111100101111101110000₂
• Hexadecimal: 0x122BB7FE5F70
• Base-36: 72Y7SQ7AO

Squares and roots of 19978979794800

• 19978979794800 squared (19978979794800²) is 399159633641026650107040000
• 19978979794800 cubed (19978979794800³) is 7974802255413841798816881417235392000000
• The square root of 19978979794800 is 4469785.2067856683
• The cube root of 19978979794800 is 27134.6632298893

Scales and comparisons

• 19,978,979,794,800 seconds is equal to 635,269 years, 39 weeks, 3 days, 1 hour, 40 minutes.
• To count from 1 to 19,978,979,794,800 would take you about one million, five hundred eighty-eight thousand, one hundred seventy-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 19978979794800 cubic inches would be around 2261.2 feet tall.

Recreational maths with 19978979794800

• 19978979794800 backwards is 00849797987991
• The number of decimal digits it has is: 14
• The sum of 19978979794800's digits is 87
• More coming soon!