668129355119703120

Names of 668129355119703120

• Cardinal: 668129355119703120 can be written as Six hundred sixty-eight quadrillion, one hundred twenty-nine trillion, three hundred fifty-five billion, one hundred nineteen million, seven hundred three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 6.6812935511970312 × 10¹⁷

Factors of 668129355119703120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 56466859923

Divisors of 668129355119703120

• Number of divisors d(n): 160
• 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 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 7043 14086 21129 28172 35215 42258 49301 56344 70430 84516 98602 105645 112688 140860 147903 169032 197204 211290 246505 281720 295806 338064 394408 422580 493010 563440 591612 739515 788816 845160 986020 1183224 1479030 1690320 1972040 2366448 2958060 3944080 5916120 11832240 56466852863 112933705726 169400558589 225867411452 282334264315 338801117178 395267970041 451734822904 564668528630 677602234356 790535940082 847002792945 903469645808 1129337057260 1185803910123 1355204468712 1581071880164 1694005585890 1976339850205 2258674114520 2371607820246 2710408937424 3162143760328 3388011171780 3952679700410 4517348229040 4743215640492 5929019550615 6324287520656 6776022343560 7905359400820 9486431280984 11858039101230 13552044687120 15810718801640 18972862561968 23716078202460 31621437603280 47432156404920 94864312809840 397696044714109 795392089428218 1193088134142327 1590784178856436 1988480223570545 2386176268284654 2783872312998763 3181568357712872 3976960447141090 4772352536569308 5567744625997526 5965440670711635 6363136715425744 7953920894282180 8351616938996289 9544705073138616 11135489251995052 11930881341423270 13919361564993815 15907841788564360 16703233877992578 19089410146277232 22270978503990104 23861762682846540 27838723129987630 31815683577128720 33406467755985156 41758084694981445 44541957007980208 47723525365693080 55677446259975260 66812935511970312 83516169389962890 95447050731386160 111354892519950520 133625871023940624 167032338779925780 222709785039901040 334064677559851560 668129355119703120
• Sum of all divisors σ(n): 2367422948888543232
• Sum of proper divisors (its aliquot sum) s(n): 1699293593768840112
• 668129355119703120 is an abundant number, because the sum of its proper divisors (1699293593768840112) is greater than itself. Its abundance is 1031164238649136992

Bases of 668129355119703120

• Binary: 100101000101101011000001101111001011111010111011010001010000₂
• Hexadecimal: 0x945AC1BCBEBB450
• Base-36: 52QO38GPIXQO

Squares and roots of 668129355119703120

• 668129355119703120 squared (668129355119703120²) is 446396835172670361728504036937734400
• 668129355119703120 cubed (668129355119703120³) is 298250829611392656337576468344535185987354053411328000
• The square root of 668129355119703120 is 817391800.2523044151
• The cube root of 668129355119703120 is 874218.8860872103

Scales and comparisons

• 668,129,355,119,703,120 seconds is equal to 21,244,446,833 years, 6 days, 18 hours, 52 minutes.
• To count from 1 to 668,129,355,119,703,120 would take you about sixty-three billion, seven hundred thirty-three million, three hundred forty thousand, four hundred ninety-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 668129355119703120 cubic inches would be around 72851.6 feet tall.

Recreational maths with 668129355119703120

• 668129355119703120 backwards is 021307911553921866
• The number of decimal digits it has is: 18
• The sum of 668129355119703120's digits is 69
• More coming soon!