640209836841204

Names of 640209836841204

• Cardinal: 640209836841204 can be written as Six hundred forty trillion, two hundred nine billion, eight hundred thirty-six million, eight hundred forty-one thousand, two hundred four.

Scientific notation

• Scientific notation: 6.40209836841204 × 10¹⁴

Factors of 640209836841204

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8513

Divisors of 640209836841204

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 31 42 62 73 84 93 124 146 186 217 219 292 307 372 434 438 511 614 651 868 876 921 1022 1228 1302 1533 1723 1842 2044 2149 2263 2604 3066 3446 3684 4298 4526 5169 6132 6367 6447 6789 6892 8596 9052 9517 10338 12061 12734 12894 13578 15841 19034 19101 20676 22411 24122 25468 25788 27156 28551 31682 36183 38068 38202 44569 44822 47523 48244 53413 57102 63364 66619 67233 72366 76404 89138 89644 95046 106826 114204 125779 133238 133707 134466 144732 156877 160239 178276 190092 197377 199857 213652 251558 266476 267414 268932 313754 320478 373891 377337 394754 399714 464791 470631 503116 528961 534828 592131 627508 640956 694741 747782 754674 789508 799428 880453 929582 941262 1057922 1121673 1184262 1381639 1389482 1394373 1495564 1509348 1586883 1760906 1859164 1882524 1954669 2084223 2115844 2243346 2368524 2641359 2763278 2778964 2788746 3173766 3253537 3521812 3702727 3899149 3909338 4144917 4168446 4486692 4863187 5282718 5526556 5577492 5864007 6347532 6507074 7405454 7798298 7818676 8289834 8336892 9726374 9760611 10565436 10970341 11108181 11697447 11728014 13014148 13682683 14408521 14589561 14810908 15596596 16397791 16579668 19452748 19521222 21940682 22216362 23394894 23456028 27294043 27365366 28817042 29179122 32795582 32911023 38614153 39042444 41048049 43225563 43881364 44432724 46789788 49193373 54588086 54730732 57634084 58358244 60594739 65591164 65822046 76792387 77228306 81882129 82096098 86451126 98386746 100859647 109176172 114784537 115842459 121189478 131644092 142690837 153584774 154456612 163764258 164192196 172902252 181784217 196773492 201719294 229569074 230377161 231684918 242378956 270299071 285381674 302578941 307169548 327528516 340080571 344353611 363568434 403438588 424163173 428072511 459138148 460754322 463369836 540598142 570763348 605157882 680161142 688707222 727136868 800834893 810897213 848326346 856145022 921508644 998835859 1020241713 1081196284 1197038743 1210315764 1272489519 1360322284 1377414444 1601669786 1621794426 1696652692 1712290044 1997671718 2040483426 2380563997 2394077486 2402504679 2544979038 2996507577 3203339572 3243588852 3367894687 3591116229 3995343436 4080966852 4423415947 4761127994 4788154972 4805009358 5089958076 5605844251 5993015154 6735789374 7141691991 7182232458 8379271201 8846831894 9522255988 9610018716 10103684061 11211688502 11986030308 13270247841 13471578748 14283383982 14364464916 16758542402 16817532753 17693663788 20207368122 22423377004 23575262809 24825881683 25137813603 26540495682 28566767964 30963911629 33517084804 33635065506 40414736244 47150525618 49651763366 50275627206 53080991364 61927823258 67270131012 70725788427 74477645049 92891734887 94301051236 99303526732 100551254412 104404735297 123855646516 141451576854 148955290098 173781171781 185783469774 208809470594 245856312151 282903153708 297910580196 313214205891 347562343562 371566939548 417618941188 491712624302 521343515343 626428411782 695124687124 730833147079 737568936453 983425248604 1042687030686 1252856823564 1461666294158 1475137872906 1720994185057 2085374061372 2192499441237 2923332588316 2950275745812 3441988370114 4384998882474 5162982555171 6883976740228 7621545676681 8769997764948 10325965110342 15243091353362 20651930220684 22864637030043 30486182706724 45729274060086 53350819736767 91458548120172 106701639473534 160052459210301 213403278947068 320104918420602 640209836841204
• Sum of all divisors σ(n): 1793579985928192
• Sum of proper divisors (its aliquot sum) s(n): 1153370149086988
• 640209836841204 is an abundant number, because the sum of its proper divisors (1153370149086988) is greater than itself. Its abundance is 513160312245784

Bases of 640209836841204

• Binary: 10010001100100010001110111111010000001100011110100₂
• Hexadecimal: 0x2464477E818F4
• Base-36: 6AXOC74KQC

Squares and roots of 640209836841204

• 640209836841204 squared (640209836841204²) is 409868635188241046472712169616
• 640209836841204 cubed (640209836841204³) is 262401932060190764885652557842094910905657664
• The square root of 640209836841204 is 25302368.2061818869
• The cube root of 640209836841204 is 86186.8049006739

Scales and comparisons

• 640,209,836,841,204 seconds is equal to 20,356,692 years, 26 weeks, 4 days, 13 hours, 13 minutes, 24 seconds.
• To count from 1 to 640,209,836,841,204 would take you about fifty million, eight hundred ninety-one thousand, seven hundred thirty-one 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 640209836841204 cubic inches would be around 7182.2 feet tall.

Recreational maths with 640209836841204

• 640209836841204 backwards is 402148638902046
• The number of decimal digits it has is: 15
• The sum of 640209836841204's digits is 57
• More coming soon!