12820993280640

Names of 12820993280640

• Cardinal: 12820993280640 can be written as Twelve trillion, eight hundred twenty billion, nine hundred ninety-three million, two hundred eighty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.282099328064 × 10¹³

Factors of 12820993280640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1250176

Divisors of 12820993280640

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 288 320 360 384 480 576 640 720 960 1152 1440 1783 1920 2880 3566 5349 5760 7132 8915 10698 14264 16047 17830 21396 26745 28528 32094 35660 42792 53490 57056 64188 71320 80235 85584 106980 114112 128376 142640 160470 171168 213960 228224 256752 285280 320940 342336 427920 513504 570560 641880 684672 855840 1027008 1141120 1248383 1283760 1711680 2054016 2496766 2567520 3423360 3745149 4993532 5135040 6241915 7490298 9987064 10270080 11235447 12483830 14980596 18725745 19974128 22470894 24967660 29961192 37451490 39948256 44941788 49935320 56177235 59922384 74902980 79896512 89883576 99870640 112354470 119844768 149805960 159793024 179767152 199741280 224708940 239689536 299611920 359534304 399482560 449417880 479379072 599223840 719068608 798965120 898835760 1198447680 1438137216 1797671520 2225866889 2396895360 3595343040 4451733778 6677600667 7190686080 8903467556 11129334445 13355201334 17806935112 20032802001 22258668890 26710402668 33388003335 35613870224 40065604002 44517337780 53420805336 66776006670 71227740448 80131208004 89034675560 100164010005 106841610672 133552013340 142455480896 160262416008 178069351120 200328020010 213683221344 267104026680 284910961792 320524832016 356138702240 400656040020 427366442688 534208053360 641049664032 712277404480 801312080040 854732885376 1068416106720 1282099328064 1424554808960 1602624160080 2136832213440 2564198656128 3205248320160 4273664426880 6410496640320 12820993280640
• Sum of all divisors σ(n): 44297358243840
• Sum of proper divisors (its aliquot sum) s(n): 31476364963200
• 12820993280640 is an abundant number, because the sum of its proper divisors (31476364963200) is greater than itself. Its abundance is 18655371682560

Bases of 12820993280640

• Binary: 10111010100100011110110000000000101010000000₂
• Hexadecimal: 0xBA91EC00A80
• Base-36: 4JLVSDCW0

Squares and roots of 12820993280640

• 12820993280640 squared (12820993280640²) is 164377868702216029798809600
• 12820993280640 cubed (12820993280640³) is 2107487550117035875128235892670726144000
• The square root of 12820993280640 is 3580641.4621740613
• The cube root of 12820993280640 is 23404.9234049713

Scales and comparisons

• 12,820,993,280,640 seconds is equal to 407,667 years, 48 weeks, 1 day, 22 hours, 24 minutes.
• To count from 1 to 12,820,993,280,640 would take you about one million, nineteen thousand, one hundred sixty-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 12820993280640 cubic inches would be around 1950.4 feet tall.

Recreational maths with 12820993280640

• 12820993280640 backwards is 04608239902821
• The number of decimal digits it has is: 14
• The sum of 12820993280640's digits is 54
• More coming soon!