1643221975040

Names of 1643221975040

• Cardinal: 1643221975040 can be written as One trillion, six hundred forty-three billion, two hundred twenty-one million, nine hundred seventy-five thousand and forty.

Scientific notation

• Scientific notation: 1.64322197504 × 10¹²

Factors of 1643221975040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 1580

Divisors of 1643221975040

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 67 80 107 128 134 160 214 256 268 320 335 428 512 535 536 640 670 856 1024 1070 1072 1280 1340 1399 1712 2048 2140 2144 2560 2680 2798 3424 4096 4280 4288 5120 5360 5596 6848 6995 7169 8192 8560 8576 10240 10720 11192 13696 13990 14338 16384 17120 17152 20480 21440 22384 27392 27980 28676 32768 34240 34304 35845 40960 42880 44768 54784 55960 57352 68480 68608 71690 81920 85760 89536 93733 109568 111920 114704 136960 137216 143380 149693 163840 171520 179072 187466 219136 223840 229408 273920 274432 286760 299386 343040 358144 374932 438272 447680 458816 468665 547840 548864 573520 598772 686080 716288 748465 749864 876544 895360 917632 937330 1095680 1097728 1147040 1197544 1372160 1432576 1496930 1499728 1753088 1790720 1835264 1874660 2191360 2195456 2294080 2395088 2744320 2865152 2993860 2999456 3506176 3581440 3670528 3749320 4382720 4588160 4790176 5488640 5730304 5987720 5998912 7162880 7341056 7498640 8765440 9176320 9580352 10029431 10977280 11460608 11975440 11997824 14325760 14682112 14997280 17530880 18352640 19160704 20058862 22921216 23950880 23995648 28651520 29364224 29994560 36705280 38321408 40117724 45842432 47901760 47991296 50147155 57303040 58728448 59989120 73410560 76642816 80235448 95803520 95982592 100294310 114606080 117456896 119978240 146821120 153285632 160470896 191607040 191965184 200588620 229212160 234913792 239956480 293642240 306571264 320941792 383214080 383930368 401177240 479912960 587284480 613142528 641883584 766428160 767860736 802354480 959825920 1174568960 1226285056 1283767168 1532856320 1535721472 1604708960 1919651840 2452570112 2567534336 3065712640 3071442944 3209417920 3839303680 4905140224 5135068672 6131425280 6418835840 7678607360 10270137344 12262850560 12837671680 15357214720 20540274688 24525701120 25675343360 41080549376 51350686720 82161098752 102701373440 164322197504 205402746880 328644395008 410805493760 821610987520 1643221975040
• Sum of all divisors σ(n): 4042827936000
• Sum of proper divisors (its aliquot sum) s(n): 2399605960960
• 1643221975040 is an abundant number, because the sum of its proper divisors (2399605960960) is greater than itself. Its abundance is 756383985920

Bases of 1643221975040

• Binary: 10111111010010111101010011000000000000000₂
• Hexadecimal: 0x17E97A98000
• Base-36: KYVVXQM8

Squares and roots of 1643221975040

• 1643221975040 squared (1643221975040²) is 2700178459254358383001600
• 1643221975040 cubed (1643221975040³) is 4436992580776410947843869915480064000
• The square root of 1643221975040 is 1281882.2001416511
• The cube root of 1643221975040 is 11800.4547728587

Scales and comparisons

• 1,643,221,975,040 seconds is equal to 52,249 years, 19 weeks, 3 days, 20 hours, 37 minutes, 20 seconds.
• To count from 1 to 1,643,221,975,040 would take you about one hundred thirty thousand, six hundred twenty-three 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 1643221975040 cubic inches would be around 983.4 feet tall.

Recreational maths with 1643221975040

• 1643221975040 backwards is 0405791223461
• The number of decimal digits it has is: 13
• The sum of 1643221975040's digits is 44
• More coming soon!