18555193868013

Names of 18555193868013

• Cardinal: 18555193868013 can be written as Eighteen trillion, five hundred fifty-five billion, one hundred ninety-three million, eight hundred sixty-eight thousand and thirteen.

Scientific notation

• Scientific notation: 1.8555193868013 × 10¹³

Factors of 18555193868013

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 293

Divisors of 18555193868013

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 11 27 33 61 79 99 121 139 183 237 297 363 417 549 671 711 869 1089 1251 1529 1647 2013 2133 2607 3267 3721 3753 4587 4819 6039 7381 7821 8479 9559 10981 11163 13761 14457 16819 18117 19321 22143 23463 25437 28677 32943 33489 40931 41283 43371 50457 53009 57963 66429 76311 86031 93269 98829 100467 120791 122793 130113 151371 159027 173889 199287 212531 228933 258093 279807 293959 296487 362373 368379 450241 454113 477081 517219 521667 583099 637593 669841 839421 881877 1025959 1087119 1105137 1178581 1328701 1350723 1431243 1526359 1551657 1749297 1912779 2009523 2337841 2518263 2645631 3077877 3233549 3261357 3535743 3986103 4052169 4579077 4654971 5247891 5689409 5738337 6028569 7013523 7368251 7936893 9233631 9700647 10607229 11958309 12156507 12964391 13737231 13964913 15743673 16789949 17068227 18085707 21040569 22104753 27700893 29101941 31821687 35569039 35874927 38893173 40860301 41211693 50369847 51204681 62583499 63121707 66314259 71893441 81050761 87305823 93107899 106707117 116679519 122580903 142608301 151109541 153614043 184689439 187750497 198942777 215680323 243152283 279323697 320121351 350038557 367742709 427824903 449463311 453328623 554068317 563251491 647040969 729456849 790827851 837971091 960364053 1024186889 1103228127 1283474709 1348389933 1662204951 1689754473 1941122907 2188370547 2372483553 2513913273 3072560667 3850424127 4045169799 4944096421 4986614853 5679581839 7117450659 8699106361 9217682001 11266055779 12135509397 14832289263 17038745517 21352351977 26097319083 27653046003 33798167337 44496867789 51116236551 62475400229 78291957249 101394502011 133490603367 153348709653 187426200687 234875871747 304183506033 562278602061 687229402519 1686835806183 2061688207557 6185064622671 18555193868013
• Sum of all divisors σ(n): 31333081852800
• Sum of proper divisors (its aliquot sum) s(n): 12777887984787
• 18555193868013 is a deficient number, because the sum of its proper divisors (12777887984787) is less than itself. Its deficiency is 5777305883226

Bases of 18555193868013

• Binary: 100001110000000110111101111010011111011101101₂
• Hexadecimal: 0x10E037BD3EED
• Base-36: 6KS4ZCJ59

Squares and roots of 18555193868013

• 18555193868013 squared (18555193868013²) is 344295219479547236464568169
• 18555193868013 cubed (18555193868013³) is 6388464545273084871316935402770827078197
• The square root of 18555193868013 is 4307574.0119019429
• The cube root of 18555193868013 is 26474.1382286595

Scales and comparisons

• 18,555,193,868,013 seconds is equal to 589,997 years, 40 weeks, 6 hours, 53 minutes, 33 seconds.
• To count from 1 to 18,555,193,868,013 would take you about one million, four hundred seventy-four thousand, nine hundred ninety-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 18555193868013 cubic inches would be around 2206.2 feet tall.

Recreational maths with 18555193868013

• 18555193868013 backwards is 31086839155581
• The number of decimal digits it has is: 14
• The sum of 18555193868013's digits is 63
• More coming soon!