168407959091216040

Names of 168407959091216040

• Cardinal: 168407959091216040 can be written as One hundred sixty-eight quadrillion, four hundred seven trillion, nine hundred fifty-nine billion, ninety-one million, two hundred sixteen thousand and forty.

Scientific notation

• Scientific notation: 1.6840795909121604 × 10¹⁷

Factors of 168407959091216040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 18763145

Divisors of 168407959091216040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 840 1260 2520 4778827 9557654 13984301 14336481 19115308 23894135 27968602 28672962 33451789 38230616 41952903 43009443 47788270 55937204 57345924 66903578 69921505 71682405 83905806 86018886 95576540 97890107 100355367 111874408 114691848 125858709 133807156 139843010 143364810 167258945 167811612 172037772 191153080 195780214 200710734 209764515 215047215 251717418 267614312 279686020 286729620 293670321 301066101 334517890 335623224 344075544 391560428 401421468 419529030 430094430 489450535 501776835 503434836 559372040 573459240 587340642 602132202 629293545 669035780 783120856 802842936 839058060 860188860 881010963 978901070 1003553670 1006869672 1174681284 1204264404 1258587090 1338071560 1468351605 1505330505 1678116120 1720377720 1762021926 1957802140 2007107340 2349362568 2408528808 2517174180 2936703210 3010661010 3524043852 3915604280 4014214680 4405054815 5034348360 5873406420 6021322020 7048087704 8810109630 11746812840 12042644040 17620219260 35240438520 66828555194927 133657110389854 200485665584781 267314220779708 334142775974635 400971331169562 467799886364489 534628441559416 601456996754343 668285551949270 801942662339124 935599772728978 1002428327923905 1202913993508686 1336571103898540 1403399659093467 1603885324678248 1871199545457956 2004856655847810 2338999431822445 2405827987017372 2673142207797080 2806799318186934 3007284983771715 3742399090915912 4009713311695620 4210198977280401 4677998863644890 4811655974034744 5613598636373868 6014569967543430 7016998295467335 8019426623391240 8420397954560802 9355997727289780 11227197272747736 12029139935086860 14033996590934670 16840795909121604 18711995454579560 21050994886402005 24058279870173720 28067993181869340 33681591818243208 42101989772804010 56135986363738680 84203979545608020 168407959091216040
• Sum of all divisors σ(n): 625515452247404160
• Sum of proper divisors (its aliquot sum) s(n): 457107493156188120
• 168407959091216040 is an abundant number, because the sum of its proper divisors (457107493156188120) is greater than itself. Its abundance is 288699534064972080

Bases of 168407959091216040

• Binary: 1001010110010011100010010110000010111110101111111010101000₂
• Hexadecimal: 0x2564E2582FAFEA8
• Base-36: 1A27N0D29CQ0

Squares and roots of 168407959091216040

• 168407959091216040 squared (168407959091216040²) is 28361240685268695257245085953281600
• 168407959091216040 cubed (168407959091216040³) is 4776258661100862399662721605504401658372372556864000
• The square root of 168407959091216040 is 410375388.0183557499
• The cube root of 168407959091216040 is 552231.1124096755

Scales and comparisons

• 168,407,959,091,216,040 seconds is equal to 5,354,852,179 years, 4 weeks, 1 day, 8 hours, 54 minutes.
• To count from 1 to 168,407,959,091,216,040 would take you about sixteen billion, sixty-four million, five hundred fifty-six thousand, five hundred thirty-seven 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 168407959091216040 cubic inches would be around 46019.3 feet tall.

Recreational maths with 168407959091216040

• 168407959091216040 backwards is 040612190959704861
• 168407959091216040 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 168407959091216040's digits is 72
• More coming soon!