66349994388720

Names of 66349994388720

• Cardinal: 66349994388720 can be written as Sixty-six trillion, three hundred forty-nine billion, nine hundred ninety-four million, three hundred eighty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.634999438872 × 10¹³

Factors of 66349994388720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 410626

Divisors of 66349994388720

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 59 60 70 80 84 105 112 118 120 140 168 177 210 236 240 280 295 336 354 413 420 472 560 590 708 826 840 885 944 1180 1239 1416 1637 1652 1680 1770 2065 2360 2478 2832 3274 3304 3540 4130 4720 4911 4956 6195 6548 6608 7080 8185 8260 9822 9912 11459 12390 13096 14160 16370 16520 19644 19824 22918 24555 24780 26192 32740 33040 34377 39288 45836 49110 49560 57295 65480 68754 78576 91672 96583 98220 99120 114590 130960 137508 171885 183344 193166 196440 229180 275016 289749 343770 386332 392880 408913 458360 482915 550032 579498 676081 687540 772664 817826 916720 965830 1158996 1226739 1352162 1375080 1448745 1545328 1635652 1931660 2028243 2044565 2317992 2453478 2704324 2750160 2862391 2897490 3271304 3380405 3863320 4056486 4089130 4635984 4906956 5408648 5724782 5794980 6133695 6542608 6760810 7726640 8112972 8178260 8587173 9813912 10141215 10817296 11449564 11589960 12267390 13521620 14311955 16225944 16356520 17174346 19627824 20282430 22899128 23179920 24125867 24534780 27043240 28623910 32451888 32713040 34348692 40564860 42935865 45798256 48251734 49069560 54086480 57247820 68697384 72377601 81129720 85871730 96503468 98139120 114495640 120629335 137394768 144755202 162259440 168881069 171743460 193006936 228991280 241258670 289510404 337762138 343486920 361888005 386013872 482517340 506643207 579020808 669390581 675524276 686973840 723776010 844405345 965034680 1013286414 1158041616 1338781162 1351048552 1447552020 1688810690 1930069360 2008171743 2026572828 2533216035 2677562324 2702097104 2895104040 3346952905 3377621380 4016343486 4053145656 4685734067 5066432070 5355124648 5790208080 6693905810 6755242760 8032686972 8106291312 9371468134 10040858715 10132864140 10710249296 13387811620 13510485520 14057202201 16065373944 18742936268 20081717430 20265728280 23428670335 26775623240 28114404402 32130747888 37485872536 39494044279 40163434860 40531456560 46857340670 53551246480 56228808804 70286011005 74971745072 78988088558 80326869720 93714681340 112457617608 118482132837 140572022010 157976177116 160653739440 187429362680 197470221395 224915235216 236964265674 276458309953 281144044020 315952354232 374858725360 394940442790 473928531348 552916619906 562288088040 592410664185 631904708464 789880885580 829374929859 947857062696 1105833239812 1124576176080 1184821328370 1382291549765 1579761771160 1658749859718 1895714125392 2211666479624 2369642656740 2764583099530 3159523542320 3317499719436 4146874649295 4423332959248 4739285313480 5529166199060 6634999438872 8293749298590 9478570626960 11058332398120 13269998877744 16587498597180 22116664796240 33174997194360 66349994388720
• Sum of all divisors σ(n): 239199380259840
• Sum of proper divisors (its aliquot sum) s(n): 172849385871120
• 66349994388720 is an abundant number, because the sum of its proper divisors (172849385871120) is greater than itself. Its abundance is 106499391482400

Bases of 66349994388720

• Binary: 1111000101100001001111110110001010110011110000₂
• Hexadecimal: 0x3C584FD8ACF0
• Base-36: NIORLJWMO

Squares and roots of 66349994388720

• 66349994388720 squared (66349994388720²) is 4402321755383175486463238400
• 66349994388720 cubed (66349994388720³) is 292094023767013673980330924158559630848000
• The square root of 66349994388720 is 8145550.5884329269
• The cube root of 66349994388720 is 40483.7092207937

Scales and comparisons

• 66,349,994,388,720 seconds is equal to 2,109,724 years, 30 weeks, 3 days, 20 hours, 52 minutes.
• To count from 1 to 66,349,994,388,720 would take you about five million, two hundred seventy-four thousand, three hundred eleven 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 66349994388720 cubic inches would be around 3373.6 feet tall.

Recreational maths with 66349994388720

• 66349994388720 backwards is 02788349994366
• The number of decimal digits it has is: 14
• The sum of 66349994388720's digits is 78
• More coming soon!