18443891968000

Names of 18443891968000

• Cardinal: 18443891968000 can be written as Eighteen trillion, four hundred forty-three billion, eight hundred ninety-one million, nine hundred sixty-eight thousand.

Scientific notation

• Scientific notation: 1.8443891968 × 10¹³

Factors of 18443891968000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1354

Divisors of 18443891968000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 307 320 331 400 500 512 614 640 662 709 800 1000 1024 1228 1280 1324 1418 1535 1600 1655 2000 2048 2456 2560 2648 2836 3070 3200 3310 3545 4000 4912 5120 5296 5672 6140 6400 6620 7090 7675 8000 8275 9824 10240 10592 11344 12280 12800 13240 14180 15350 16000 16550 17725 19648 21184 22688 24560 25600 26480 28360 30700 32000 33100 35450 38375 39296 41375 42368 45376 49120 51200 52960 56720 61400 64000 66200 70900 76750 78592 82750 84736 88625 90752 98240 101617 105920 113440 122800 128000 132400 141800 153500 157184 165500 169472 177250 181504 196480 203234 211840 217663 226880 234679 245600 256000 264800 283600 307000 314368 331000 338944 354500 363008 392960 406468 423680 435326 453760 469358 491200 508085 529600 567200 614000 628736 662000 677888 709000 726016 785920 812936 847360 870652 907520 938716 982400 1016170 1059200 1088315 1134400 1173395 1228000 1324000 1418000 1452032 1571840 1625872 1694720 1741304 1815040 1877432 1964800 2032340 2118400 2176630 2268800 2346790 2456000 2540425 2648000 2836000 3143680 3251744 3389440 3482608 3630080 3754864 3929600 4064680 4236800 4353260 4537600 4693580 4912000 5080850 5296000 5441575 5672000 5866975 6503488 6965216 7260160 7509728 7859200 8129360 8473600 8706520 9075200 9387160 9824000 10161700 10592000 10883150 11344000 11733950 12702125 13006976 13930432 15019456 15718400 16258720 16947200 17413040 18150400 18774320 19648000 20323400 21184000 21766300 22688000 23467900 25404250 26013952 27207875 27860864 29334875 30038912 32517440 34826080 36300800 37548640 39296000 40646800 42368000 43532600 45376000 46935800 50808500 52027904 54415750 55721728 58669750 60077824 65034880 69652160 72046453 75097280 78592000 81293600 84736000 87065200 90752000 93871600 101617000 104055808 108831500 111443456 117339500 120155648 130069760 139304320 144092906 150194560 162587200 174130400 181504000 187743200 203234000 208111616 217663000 222886912 234679000 240311296 260139520 278608640 288185812 300389120 325174400 348260800 360232265 375486400 406468000 435326000 445773824 469358000 480622592 520279040 557217280 576371624 600778240 650348800 696521600 720464530 750972800 812936000 870652000 938716000 1040558080 1114434560 1152743248 1201556480 1300697600 1393043200 1440929060 1501945600 1625872000 1741304000 1801161325 1877432000 2228869120 2305486496 2403112960 2601395200 2786086400 2881858120 3003891200 3251744000 3482608000 3602322650 3754864000 4610972992 5202790400 5572172800 5763716240 6007782400 6503488000 6965216000 7204645300 7509728000 9005806625 9221945984 11144345600 11527432480 12015564800 13006976000 13930432000 14409290600 15019456000 18011613250 18443891968 23054864960 26013952000 27860864000 28818581200 30038912000 36023226500 36887783936 46109729920 55721728000 57637162400 60077824000 72046453000 73775567872 92219459840 115274324800 144092906000 147551135744 184438919680 230548649600 288185812000 368877839360 461097299200 576371624000 737755678720 922194598400 1152743248000 1844389196800 2305486496000 3688778393600 4610972992000 9221945984000 18443891968000
• Sum of all divisors σ(n): 46379456323200
• Sum of proper divisors (its aliquot sum) s(n): 27935564355200
• 18443891968000 is an abundant number, because the sum of its proper divisors (27935564355200) is greater than itself. Its abundance is 9491672387200

Bases of 18443891968000

• Binary: 100001100011001001101101000010000100000000000₂
• Hexadecimal: 0x10C64DA10800
• Base-36: 6JD092JGG

Squares and roots of 18443891968000

• 18443891968000 squared (18443891968000²) is 340177150927254913024000000
• 18443891968000 cubed (18443891968000³) is 6274190621684320642611892191232000000000
• The square root of 18443891968000 is 4294635.2543609567
• The cube root of 18443891968000 is 26421.0976745431

Scales and comparisons

• 18,443,891,968,000 seconds is equal to 586,458 years, 37 weeks, 20 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,443,891,968,000 would take you about one million, four hundred sixty-six thousand, one hundred forty-six 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 18443891968000 cubic inches would be around 2201.8 feet tall.

Recreational maths with 18443891968000

• 18443891968000 backwards is 00086919834481
• The number of decimal digits it has is: 14
• The sum of 18443891968000's digits is 61
• More coming soon!