18678985235001

Names of 18678985235001

• Cardinal: 18678985235001 can be written as Eighteen trillion, six hundred seventy-eight billion, nine hundred eighty-five million, two hundred thirty-five thousand and one.

Scientific notation

• Scientific notation: 1.8678985235001 × 10¹³

Factors of 18678985235001

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10015

Divisors of 18678985235001

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 9 13 17 21 27 39 51 63 67 91 117 119 153 189 201 221 273 351 357 459 469 603 663 727 819 871 1071 1139 1407 1547 1809 1989 2181 2457 2613 3213 3417 4221 4641 5089 5967 6097 6543 7839 7973 9181 9451 10251 12359 12663 13923 14807 15267 18291 19629 23517 23919 27543 28353 30753 37077 41769 44421 45801 48709 54873 64267 66157 71757 82629 85059 86513 103649 111231 119353 133263 137403 146127 156077 160667 164619 192801 198471 215271 247887 255177 259539 310947 333693 340963 358059 399789 438381 468231 482001 578403 595413 615127 633217 778617 828053 835471 932841 1022889 1074177 1092539 1124669 1315143 1404693 1446003 1735209 1786239 1845381 1899651 2029001 2335851 2484159 2506413 2798523 3068667 3222531 3277617 3374007 4214079 4305889 4338009 4432519 5536143 5698953 5796371 6087003 6674587 7452477 7519239 7996651 9206001 9832851 10122021 10457159 10764689 12917667 13297557 14203007 16608429 17096859 17389113 18261009 20023761 22357431 22557717 23989953 29498553 30366063 31371477 32294067 38753001 39892671 42609021 46722109 52167339 54783027 55976557 60071283 71969859 73200113 75352823 86769631 94114431 96882201 113467979 116259003 119678013 127827063 135943067 140166327 156502017 167929671 180213849 215909577 219600339 226058469 260308893 282343293 290646603 340403937 383481189 407829201 420498981 447197329 503789013 607387417 658801017 678175407 780926679 794275853 951601469 1021211811 1223487603 1261496943 1341591987 1475083727 1511367039 1822162251 1976403051 2034526221 2342780037 2382827559 2854804407 3063635433 3130381303 3670462809 4024775961 4425251181 5466486753 5813565277 7148482677 7602354593 8564413221 9391143909 10325586089 12074327883 13275753543 16399460259 17440695831 21445448031 22807063779 25693239663 28173431727 30976758267 39827260629 40694956939 52322087493 53216482151 68421191337 84520295181 92930274801 98830609709 122084870817 156966262479 159649446453 205263574011 278790824403 296491829127 366254612451 478948339359 691814267963 889475487381 1098763837353 1436845018077 2075442803889 2668426462143 6226328411667 18678985235001
• Sum of all divisors σ(n): 36654567505920
• Sum of proper divisors (its aliquot sum) s(n): 17975582270919
• 18678985235001 is a deficient number, because the sum of its proper divisors (17975582270919) is less than itself. Its deficiency is 703402964082

Bases of 18678985235001

• Binary: 100001111110100001010010001111001101000111001₂
• Hexadecimal: 0x10FD0A479A39
• Base-36: 6MD09J589

Squares and roots of 18678985235001

• 18678985235001 squared (18678985235001²) is 348904489409385363195470001
• 18678985235001 cubed (18678985235001³) is 6517181806103471974042705952927630705001
• The square root of 18678985235001 is 4321919.1610904755
• The cube root of 18678985235001 is 26532.8820418977

Scales and comparisons

• 18,678,985,235,001 seconds is equal to 593,933 years, 49 weeks, 3 days, 17 hours, 43 minutes, 21 seconds.
• To count from 1 to 18,678,985,235,001 would take you about one million, four hundred eighty-four thousand, eight hundred thirty-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 18678985235001 cubic inches would be around 2211.1 feet tall.

Recreational maths with 18678985235001

• 18678985235001 backwards is 10053258987681
• 18678985235001 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18678985235001's digits is 63
• More coming soon!