18198843496902

Names of 18198843496902

• Cardinal: 18198843496902 can be written as Eighteen trillion, one hundred ninety-eight billion, eight hundred forty-three million, four hundred ninety-six thousand, nine hundred two.

Scientific notation

• Scientific notation: 1.8198843496902 × 10¹³

Factors of 18198843496902

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 141083

Divisors of 18198843496902

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 18 19 27 31 38 54 57 62 93 114 131 171 186 262 279 342 393 513 558 589 786 837 961 1026 1178 1179 1674 1767 1922 2358 2489 2883 3534 3537 4061 4978 5301 5766 7074 7467 8122 8649 10602 12183 14934 15903 17298 18259 22401 24366 25947 31806 36518 36549 44802 51894 54777 67203 73098 77159 109554 109647 125891 134406 140897 154318 164331 219294 231477 251782 281794 328662 377673 422691 462954 492993 694431 755346 845382 985986 1133019 1268073 1388862 2083293 2266038 2391929 2536146 2677043 3399057 3804219 4166586 4367807 4783858 5354086 6798114 7175787 7608438 8031129 8735614 13103421 14351574 16062258 18457507 21527361 24093387 26206842 36915014 39310263 43054722 48186774 55372521 64582083 72280161 78620526 82988333 110745042 117930789 129164166 135402017 144560322 165976666 166117563 235861578 248964999 270804034 332235126 350692633 406206051 497929998 498352689 572182717 701385266 746894997 812412102 996705378 1052077899 1144365434 1218618153 1493789994 1716548151 2104155798 2240684991 2437236306 2572638323 3156233697 3433096302 3655854459 4481369982 5145276646 5149644453 6312467394 7311708918 7717914969 9468701091 10299288906 10871471623 15435829938 15448933359 17737664227 18937402182 21742943246 23153744907 30897866718 32614414869 35475328454 46307489814 53212992681 65228829738 69461234721 97843244607 106425985362 138922469442 159638978043 195686489214 293529733821 319277956086 337015620313 478916934129 587059467642 674031240626 957833868258 1011046860939 2022093721878 3033140582817 6066281165634 9099421748451 18198843496902
• Sum of all divisors σ(n): 44324030995200
• Sum of proper divisors (its aliquot sum) s(n): 26125187498298
• 18198843496902 is an abundant number, because the sum of its proper divisors (26125187498298) is greater than itself. Its abundance is 7926344001396

Bases of 18198843496902

• Binary: 100001000110100111111100110100001100111000110₂
• Hexadecimal: 0x108D3F9A19C6
• Base-36: 6G8FLJD1I

Squares and roots of 18198843496902

• 18198843496902 squared (18198843496902²) is 331197904624732215683597604
• 18198843496902 cubed (18198843496902³) is 6027418832767376714106617907983188622808
• The square root of 18198843496902 is 4266010.2551332433
• The cube root of 18198843496902 is 26303.5639735895

Scales and comparisons

• 18,198,843,496,902 seconds is equal to 578,666 years, 48 weeks, 2 days, 16 hours, 41 minutes, 42 seconds.
• To count from 1 to 18,198,843,496,902 would take you about one million, four hundred forty-six thousand, six hundred sixty-seven 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 18198843496902 cubic inches would be around 2192 feet tall.

Recreational maths with 18198843496902

• 18198843496902 backwards is 20969434889181
• The number of decimal digits it has is: 14
• The sum of 18198843496902's digits is 72
• More coming soon!