820339996680729

Names of 820339996680729

• Cardinal: 820339996680729 can be written as Eight hundred twenty trillion, three hundred thirty-nine billion, nine hundred ninety-six million, six hundred eighty thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 8.20339996680729 × 10¹⁴

Factors of 820339996680729

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 74

Divisors of 820339996680729

• Number of divisors d(n): 486
• Complete list of divisors:
  1 3 7 9 21 23 27 41 49 63 69 81 123 147 161 189 207 243 287 343 369 441 483 529 567 621 729 861 943 1029 1107 1127 1323 1449 1587 1701 1863 2009 2187 2401 2583 2829 3087 3321 3381 3703 3969 4347 4761 5103 5589 6027 6561 6601 7203 7749 7889 8487 9261 9963 10143 11109 11907 13041 14063 14283 15309 16767 16807 18081 19803 21609 21689 23247 23667 25461 25921 27783 29889 30429 33327 35721 39123 42189 42849 45927 46207 50301 50421 54243 55223 59409 64827 65067 69741 71001 76383 77763 83349 89667 91287 98441 99981 107163 117369 117649 126567 128547 138621 150903 151263 151823 162729 165669 178227 181447 194481 195201 209223 213003 229149 233289 250047 269001 273861 295323 299943 321489 323449 352107 352947 379701 385641 386561 415863 453789 455469 488187 497007 534681 544341 583443 585603 627669 639009 687447 689087 699867 750141 821583 823543 885969 899829 970347 1056321 1058841 1062761 1139103 1156923 1159683 1247589 1270129 1361367 1366407 1464561 1491021 1604043 1633023 1750329 1756809 1883007 1917027 2062341 2067261 2099601 2250423 2264143 2464749 2470629 2657907 2699487 2705927 2911041 3176523 3188283 3417309 3470769 3479049 3742767 3810387 4084101 4099221 4393683 4473063 4812129 4823609 4899069 5250987 5270427 5751081 5764801 6187023 6201783 6298803 6792429 7394247 7411887 7439327 7973721 8098461 8117781 8733123 8890903 9529569 9564849 10251927 10437147 11228301 11431161 12252303 12297663 13181049 13419189 14436387 14470827 14697207 15752961 15811281 15849001 17253243 17294403 18605349 18896409 18941489 20377287 22235661 22317981 23921163 24295383 24353343 26199369 26672709 28588707 28694547 30755781 31311441 33684903 33765263 34293483 36756909 36892989 40257567 43309161 43412481 44091621 47433843 47547003 51759729 51883209 52075289 55816047 56689227 56824467 61131861 62236321 66706983 66953943 71763489 73060029 78598107 80018127 85766121 86083641 92267343 93934323 101054709 101295789 102880449 110270727 110678967 110943007 120772701 130237443 132274863 132590423 142301529 142641009 155649627 156225867 167448141 170067681 170473401 183395583 186708963 200120949 200861829 215290467 219180087 235794321 236356841 240054381 257298363 258250923 281802969 303164127 303887367 308641347 332036901 332829021 362318103 364527023 390712329 396824589 397771269 427923027 435654247 466948881 468677601 502344423 511420203 550186749 560126889 600362847 602585487 645871401 657540261 707382963 709070523 720163143 771895089 774752769 776601049 845408907 911662101 925924041 996110703 998487063 1093581069 1172136987 1190473767 1193313807 1283769081 1306962741 1400846643 1406032803 1507033269 1534260609 1650560247 1680380667 1801088541 1807756461 1972620783 2122148889 2127211569 2160489429 2324258307 2329803147 2536226721 2551689161 2734986303 2777772123 2995461189 3049579729 3280743207 3516410961 3579941421 3851307243 3920888223 4202539929 4218098409 4521099807 4602781827 4951680741 5041142001 5403265623 5423269383 5436207343 5917862349 6381634707 6481468287 6972774921 6989409441 7655067483 8204958909 8333316369 8986383567 9148739187 9842229621 10549232883 10739824263 11553921729 11762664669 12607619787 12654295227 13808345481 14855042223 15123426003 16269808149 16308622029 17753587047 17861824127 19144904121 19444404861 20968228323 22965202449 24614876727 26959150701 27446217561 29526688863 31647698649 32219472789 34661765187 35287994007 37822859361 37962885681 41425036443 45370278009 48809424447 48925866087 53585472381 57434712363 58333214583 62904684969 68895607347 73844630181 80877452103 82338652683 88580066589 96658418367 103985295561 105863982021 113888657043 124275109329 125032768889 136110834027 146777598261 160756417143 172304137089 188714054907 206686822041 221533890543 242632356309 247015958049 265740199767 289975255101 317591946063 341665971129 375098306667 408332502081 440332794783 482269251429 516912411267 566142164721 620060466123 727897068927 741047874147 797220599301 869925765303 952775838189 1125294920001 1320998384349 1446807754287 1550737233801 1698426494163 1860181398369 2223143622441 2391661797903 2858327514567 3375884760003 3962995153047 4340423262861 5095279482489 5580544195107 6669430867323 10127654280009 11888985459141 13021269788583 16741632585321 20008292601969 30382962840027 35666956377423 39063809365749 91148888520081 117191428097247 273446665560243 820339996680729
• Sum of all divisors σ(n): 1537250887656666
• Sum of proper divisors (its aliquot sum) s(n): 716910890975937
• 820339996680729 is a deficient number, because the sum of its proper divisors (716910890975937) is less than itself. Its deficiency is 103429105704792

Bases of 820339996680729

• Binary: 10111010100001100001001010000110001110001000011001₂
• Hexadecimal: 0x2EA184A18E219
• Base-36: 82SAZPH0K9

Squares and roots of 820339996680729

• 820339996680729 squared (820339996680729²) is 672957710154138466737559971441
• 820339996680729 cubed (820339996680729³) is 552054125714116938262452604345462516035060489
• The square root of 820339996680729 is 28641578.1108640905
• The cube root of 820339996680729 is 93611.9507669987

Scales and comparisons

• 820,339,996,680,729 seconds is equal to 26,084,274 years, 21 weeks, 4 days, 12 hours, 12 minutes, 9 seconds.
• To count from 1 to 820,339,996,680,729 would take you about sixty-five million, two hundred ten thousand, six hundred eighty-six 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 820339996680729 cubic inches would be around 7801 feet tall.

Recreational maths with 820339996680729

• 820339996680729 backwards is 927086699933028
• 820339996680729 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 820339996680729's digits is 81
• More coming soon!