668735862343680

Names of 668735862343680

• Cardinal: 668735862343680 can be written as Six hundred sixty-eight trillion, seven hundred thirty-five billion, eight hundred sixty-two million, three hundred forty-three thousand, six hundred eighty.

Scientific notation

• Scientific notation: 6.6873586234368 × 10¹⁴

Factors of 668735862343680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 10668

Divisors of 668735862343680

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 199 240 256 320 384 398 480 512 597 640 768 796 960 995 1024 1194 1280 1536 1592 1920 1990 2048 2388 2560 2985 3072 3184 3840 3980 4776 5120 5970 6144 6368 7680 7960 9552 10240 10459 11940 12736 15360 15920 19104 20918 23880 25472 30720 31377 31840 38208 41836 47760 50944 52295 62754 63680 76416 83672 95520 101888 104590 125508 127360 152832 156885 167344 191040 203776 209180 251016 254720 305664 313770 334688 382080 407552 418360 502032 509440 611328 627540 669376 764160 836720 1004064 1018880 1222656 1255080 1338752 1528320 1673440 2008128 2037760 2081341 2510160 2677504 3056640 3346880 4016256 4162682 5020320 5355008 6113280 6244023 6693760 8032512 8325364 10040640 10406705 10710016 12488046 13387520 16065024 16650728 20081280 20813410 21420032 24976092 26775040 31220115 32130048 33301456 40162560 41626820 49952184 53550080 62440230 64260096 66602912 80325120 83253640 99904368 107100160 109390681 124880460 133205824 160650240 166507280 199808736 218781362 249760920 266411648 321300480 328172043 333014560 399617472 437562724 499521840 532823296 546953405 656344086 666029120 799234944 875125448 999043680 1065646592 1093906810 1312688172 1332058240 1598469888 1640860215 1750250896 1998087360 2131293184 2187813620 2625376344 2664116480 3196939776 3281720430 3500501792 3996174720 4262586368 4375627240 5250752688 5328232960 6393879552 6563440860 7001003584 7992349440 8751254480 10501505376 10656465920 12787759104 13126881720 14002007168 15984698880 17502508960 21003010752 21312931840 21768745519 26253763440 28004014336 31969397760 35005017920 42006021504 43537491038 52507526880 56008028672 63938795520 65306236557 70010035840 84012043008 87074982076 105015053760 108843727595 112016057344 130612473114 140020071680 168024086016 174149964152 210030107520 217687455190 224032114688 261224946228 280040143360 326531182785 336048172032 348299928304 420060215040 435374910380 522449892456 560080286720 653062365570 672096344064 696599856608 840120430080 870749820760 1044899784912 1120160573440 1306124731140 1393199713216 1680240860160 1741499641520 2089799569824 2612249462280 2786399426432 3360481720320 3482999283040 4179599139648 5224498924560 5572798852864 6965998566080 8359198279296 10448997849120 11145597705728 13931997132160 16718396558592 20897995698240 22291195411456 27863994264320 33436793117184 41795991396480 44582390822912 55727988528640 66873586234368 83591982792960 111455977057280 133747172468736 167183965585920 222911954114560 334367931171840 668735862343680
• Sum of all divisors σ(n): 2150388827496000
• Sum of proper divisors (its aliquot sum) s(n): 1481652965152320
• 668735862343680 is an abundant number, because the sum of its proper divisors (1481652965152320) is greater than itself. Its abundance is 812917102808640

Bases of 668735862343680

• Binary: 10011000000011011000110011100001100000100000000000₂
• Hexadecimal: 0x2603633860800
• Base-36: 6L1P0I6VPC

Squares and roots of 668735862343680

• 668735862343680 squared (668735862343680²) is 447207653584545326222435942400
• 668735862343680 cubed (668735862343680³) is 299063795866554634993368441396773133484032000
• The square root of 668735862343680 is 25859927.7327621315
• The cube root of 668735862343680 is 87448.3335731783

Scales and comparisons

• 668,735,862,343,680 seconds is equal to 21,263,731 years, 46 weeks, 18 hours, 8 minutes.
• To count from 1 to 668,735,862,343,680 would take you about fifty-three million, one hundred fifty-nine thousand, three hundred twenty-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 668735862343680 cubic inches would be around 7287.4 feet tall.

Recreational maths with 668735862343680

• 668735862343680 backwards is 086343268537866
• The number of decimal digits it has is: 15
• The sum of 668735862343680's digits is 75
• More coming soon!