168218004105479944

Names of 168218004105479944

• Cardinal: 168218004105479944 can be written as One hundred sixty-eight quadrillion, two hundred eighteen trillion, four billion, one hundred five million, four hundred seventy-nine thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.68218004105479944 × 10¹⁷

Factors of 168218004105479944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 591408

Divisors of 168218004105479944

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 11 14 22 28 44 56 71 77 88 121 142 154 242 284 308 484 497 568 616 781 847 968 994 1562 1694 1988 3124 3388 3976 5467 6248 6776 8591 10934 17182 21868 34364 43736 60137 68728 120274 240548 481096 591317 1182634 2365268 4139219 4730536 6504487 8278438 13008974 16556876 26017948 33113752 41983507 45531409 52035896 71549357 83967014 91062818 143098714 167934028 182125636 286197428 293884549 335868056 364251272 461818577 500845499 572394856 587769098 923637154 1001690998 1175538196 1847274308 2003381996 2351076392 3232730039 3694548616 4006763992 5080004347 6465460078 10160008694 12930920156 20320017388 25861840312 35560030429 40640034776 71120060858 142240121716 284480243432 349655794489 699311588978 1398623177956 2447590561423 2797246355912 3846213739379 4895181122846 7692427478758 9790362245692 15384854957516 19580724491384 24825561408719 26923496175653 30769709915032 42308351133169 49651122817438 53846992351306 84616702266338 99302245634876 107693984702612 169233404532676 173778929861033 198604491269752 215387969405224 273081175495909 296158457932183 338466809065352 347557859722066 546162350991818 592316915864366 695115719444132 1092324701983636 1184633831728732 1390231438888264 1911568228471363 2184649403967272 2369267663457464 3003892930454999 3823136456942726 6007785860909998 7646272913885452 12015571721819996 15292545827770904 21027250513184993 24031143443639992 42054501026369986 84109002052739972 168218004105479944
• Sum of all divisors σ(n): 401797146058539840
• Sum of proper divisors (its aliquot sum) s(n): 233579141953059896
• 168218004105479944 is an abundant number, because the sum of its proper divisors (233579141953059896) is greater than itself. Its abundance is 65361137847579952

Bases of 168218004105479944

• Binary: 1001010101101000010110001000101011100010000100011100001000₂
• Hexadecimal: 0x255A1622B884708
• Base-36: 1A0CB08W8TFS

Squares and roots of 168218004105479944

• 168218004105479944 squared (168218004105479944²) is 28297296905231267294549570586243136
• 168218004105479944 cubed (168218004105479944³) is 4760114806978178235594776224353050407281517155664384
• The square root of 168218004105479944 is 410143882.1992593663
• The cube root of 168218004105479944 is 552023.4054451595

Scales and comparisons

• 168,218,004,105,479,944 seconds is equal to 5,348,812,198 years, 5 weeks, 2 days, 17 hours, 19 minutes, 4 seconds.
• To count from 1 to 168,218,004,105,479,944 would take you about sixteen billion, forty-six million, four hundred thirty-six thousand, five hundred ninety-four 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 168218004105479944 cubic inches would be around 46002 feet tall.

Recreational maths with 168218004105479944

• 168218004105479944 backwards is 449974501400812861
• The number of decimal digits it has is: 18
• The sum of 168218004105479944's digits is 73
• More coming soon!