221988837542745591552

Names of 221988837542745591552

• Cardinal: 221988837542745591552 can be written as Two hundred twenty-one quintillion, nine hundred eighty-eight quadrillion, eight hundred thirty-seven trillion, five hundred forty-two billion, seven hundred forty-five million, five hundred ninety-one thousand, five hundred fifty-two.

Scientific notation

• Scientific notation: 2.21988837542745591552 × 10²⁰

Factors of 221988837542745591552

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1936968281108

Divisors of 221988837542745591552

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 156 169 192 208 256 312 338 384 416 507 624 676 768 832 883 1014 1248 1352 1664 1766 2028 2496 2649 2704 3328 3532 4056 4992 5298 5408 7064 8112 9984 10596 10816 11479 14128 16224 21192 21632 22958 28256 32448 34437 42384 43264 45916 56512 64896 68874 84768 91832 113024 129792 137748 149227 169536 183664 226048 275496 298454 339072 367328 447681 550992 596908 678144 734656 895362 1101984 1193816 1469312 1790724 2203968 2387632 2938624 3581448 4407936 4775264 7162896 8815872 9550528 14325792 19101056 28651584 38202112 57303168 114606336 1936968280207 3873936560414 5810904840621 7747873120828 11621809681242 15495746241656 23243619362484 25180587642691 30991492483312 46487238724968 50361175285382 61982984966624 75541762928073 92974477449936 100722350570764 123965969933248 151083525856146 185948954899872 201444701141528 247931939866496 302167051712292 327347639354983 371897909799744 402889402283056 495863879732992 604334103424584 654695278709966 743795819599488 805778804566112 982042918064949 1208668206849168 1309390557419932 1487591639198976 1611557609132224 1710342991422781 1964085836129898 2417336413698336 2618781114839864 3223115218264448 3420685982845562 3928171672259796 4834672827396672 5131028974268343 5237562229679728 6446230436528896 6841371965691124 7856343344519592 9669345654793344 10262057948536686 10475124459359456 13682743931382248 15712686689039184 19338691309586688 20524115897073372 20950248918718912 22234458888496153 27365487862764496 31425373378078368 41048231794146744 41900497837437824 44468917776992306 54730975725528992 62850746756156736 66703376665488459 82096463588293488 83800995674875648 88937835553984612 109461951451057984 125701493512313472 133406753330976918 164192927176586976 177875671107969224 218923902902115968 251402987024626944 266813506661953836 289047965550449989 328385854353173952 355751342215938448 437847805804231936 533627013323907672 578095931100899978 656771708706347904 711502684431876896 867143896651349967 1067254026647815344 1156191862201799956 1313543417412695808 1423005368863753792 1734287793302699934 2134508053295630688 2312383724403599912 2846010737727507584 3468575586605399868 4269016106591261376 4624767448807199824 5692021475455015168 6937151173210799736 8538032213182522752 9249534897614399648 13874302346421599472 17076064426365045504 18499069795228799296 27748604692843198944 36998139590457598592 55497209385686397888 73996279180915197184 110994418771372795776 221988837542745591552
• Sum of all divisors σ(n): 640481743487152729344
• Sum of proper divisors (its aliquot sum) s(n): 418492905944407137792
• 221988837542745591552 is an abundant number, because the sum of its proper divisors (418492905944407137792) is greater than itself. Its abundance is 196504068401661546240

Bases of 221988837542745591552

• Binary: 11000000100010110110110001111001100100001101001111111100111100000000₂
• Hexadecimal: 0xC08B6C7990D3FCF00
• Base-36: 1AUKEZE9FR311C

Squares and roots of 221988837542745591552

• 221988837542745591552 squared (221988837542745591552²) is 49279043993579494605583787197130413768704
• 221988837542745591552 cubed (221988837542745591552³) is 10939397691352531357953653915591235794450418415033778184388608
• The square root of 221988837542745591552 is 14899289833.5036623835
• The cube root of 221988837542745591552 is 6054947.4594872369

Scales and comparisons

• 221,988,837,542,745,591,552 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 221,988,837,542,745,591,552 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 221988837542745591552 cubic inches would be around 504579 feet tall.

Recreational maths with 221988837542745591552

• 221988837542745591552 backwards is 255195547245738889122
• The number of decimal digits it has is: 21
• The sum of 221988837542745591552's digits is 102
• More coming soon!