12688389602621145

Names of 12688389602621145

• Cardinal: 12688389602621145 can be written as Twelve quadrillion, six hundred eighty-eight trillion, three hundred eighty-nine billion, six hundred two million, six hundred twenty-one thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 1.2688389602621145 × 10¹⁶

Factors of 12688389602621145

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1202

Divisors of 12688389602621145

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 49 63 81 105 135 147 189 243 245 315 343 405 441 567 729 735 945 1029 1187 1215 1323 1701 1715 2187 2205 2401 2835 3087 3561 3645 3969 5103 5145 5935 6615 7203 8309 8505 9261 10683 10935 11907 12005 15309 15435 16807 17805 19845 21609 24927 25515 27783 32049 35721 36015 41545 46305 50421 53415 58163 59535 64827 74781 76545 83349 84035 96147 107163 108045 117649 124635 138915 151263 160245 174489 178605 194481 224343 250047 252105 288441 290815 324135 352947 373905 407141 416745 453789 480735 523467 535815 583443 588245 673029 750141 756315 823543 865323 872445 972405 1058841 1121715 1221423 1250235 1361367 1408969 1442205 1570401 1750329 1764735 2019087 2035705 2268945 2470629 2595969 2617335 2849987 2917215 3176523 3365145 3664269 3750705 4084101 4117715 4226907 4326615 4711203 5250987 5294205 6057261 6107115 6806835 7044845 7411887 7852005 8549961 8751645 9529569 9862783 10095435 10992807 12252303 12353145 12680721 12979845 14133609 14249935 15882615 18171783 18321345 19949909 20420505 21134535 22235661 23556015 25649883 26254935 28588707 29588349 30286305 32978421 36756909 37059435 38042163 42400827 42749805 47647845 49313915 54964035 59849727 61261515 63403605 66706983 69039481 70668045 76949649 85766121 88765047 90858915 98935263 99749545 111178305 114126489 127202481 128249415 139649363 142943535 147941745 164892105 179549181 183784545 190210815 200120949 207118443 212004135 230848947 257298363 266295141 296805789 299248635 333534915 342379467 345197405 384748245 418948089 428830605 443825235 483276367 494676315 538647543 570632445 600362847 621355329 636012405 692546841 698246815 798885423 890417367 897745905 977545541 1000604745 1027138401 1035592215 1154244735 1256844267 1286491815 1331475705 1449829101 1484028945 1615942629 1711897335 1801088541 1864065987 2077640523 2094740445 2396656269 2416381835 2693237715 2932636623 3001814235 3081415203 3106776645 3382934569 3462734205 3770532801 3994427115 4349487303 4452086835 4847827887 4887727705 5135692005 5592197961 6232921569 6284221335 7189968807 7249145505 8079713145 8797909869 9005442705 9320329935 10148803707 10388202615 11311598403 11983281345 13048461909 14543483661 14663183115 15407076015 16776593883 16914672845 18852664005 21569906421 21747436515 23680541983 24239139435 26393729607 27960989805 30446411121 31164607845 33934795209 35949844035 39145385727 43630450983 43989549345 50329781649 50744018535 56557992015 65242309545 71041625949 72717418305 79181188821 83882969415 91339233363 101804385627 107849532105 117436157181 118402709915 131968648035 150989344947 152232055605 165763793881 169673976045 195726928635 213124877847 218152254915 237543566463 251648908245 274017700089 305413156881 352308471543 355208129745 395905944105 456696166815 497291381643 509021928135 587180785905 639374633541 712630699389 754946724735 822053100267 828818969405 1056925414629 1065624389235 1160346557167 1187717832315 1370088500445 1491874144929 1527065784405 1761542357715 1918123900623 2137892098167 2466159300801 2486456908215 3196873167705 3481039671501 3563153496945 4110265501335 4475622434787 5284627073145 5754371701869 5801732785835 7398477902403 7459370724645 9590619503115 10443119014503 10689460490835 12330796504005 13426867304361 17263115105607 17405198357505 22378112173935 28771858509345 31329357043509 36992389512015 40280601913083 51789345316821 52215595072515 67134336521805 86315575528035 93988071130527 120841805739249 156646785217545 201403009565415 258946726584105 281964213391581 362525417217747 469940355652635 604209028696245 845892640174743 1409821066957905 1812627086088735 2537677920524229 4229463200873715 12688389602621145
• Sum of all divisors σ(n): 26664015681408000
• Sum of proper divisors (its aliquot sum) s(n): 13975626078786855
• 12688389602621145 is an abundant number, because the sum of its proper divisors (13975626078786855) is greater than itself. Its abundance is 1287236476165710

Bases of 12688389602621145

• Binary: 101101000101000000010111101011000010010011011011011001₂
• Hexadecimal: 0x2D1405EB0936D9
• Base-36: 3GXNPPOW0K9

Squares and roots of 12688389602621145

• 12688389602621145 squared (12688389602621145²) is 160995230707904377923054401111025
• 12688389602621145 cubed (12688389602621145³) is 2042770211385766390627223083962482483540157623625
• The square root of 12688389602621145 is 112642752.1086960349
• The cube root of 12688389602621145 is 233239.5358302469

Scales and comparisons

• 12,688,389,602,621,145 seconds is equal to 403,451,541 years, 31 weeks, 10 hours, 45 minutes, 45 seconds.
• To count from 1 to 12,688,389,602,621,145 would take you about one billion, two hundred ten million, three hundred fifty-four thousand, six hundred twenty-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 12688389602621145 cubic inches would be around 19436.6 feet tall.

Recreational maths with 12688389602621145

• 12688389602621145 backwards is 54112620698388621
• The number of decimal digits it has is: 17
• The sum of 12688389602621145's digits is 72
• More coming soon!