1998431988662130084

Names of 1998431988662130084

• Cardinal: 1998431988662130084 can be written as One quintillion, nine hundred ninety-eight quadrillion, four hundred thirty-one trillion, nine hundred eighty-eight billion, six hundred sixty-two million, one hundred thirty thousand and eighty-four.

Scientific notation

• Scientific notation: 1.998431988662130084 × 10¹⁸

Factors of 1998431988662130084

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 27916871

Divisors of 1998431988662130084

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 5807 11614 16319 17421 23228 32638 34842 40649 48957 52263 65276 69684 81298 97914 104526 114233 121947 146871 156789 162596 195828 209052 228466 243894 293742 313578 342699 365841 440613 456932 487788 587484 627156 685398 731682 881226 1028097 1097523 1370796 1463364 1762452 2056194 2195046 3084291 4112388 4390092 6168582 12337164 27894733 55789466 83684199 94764433 111578932 167368398 189528866 195263131 251052597 284293299 334736796 379057732 390526262 502105194 568586598 585789393 663351031 753157791 781052524 852879897 1004210388 1137173196 1171578786 1326702062 1506315582 1705759794 1757368179 1990053093 2343157572 2558639691 2653404124 3012631164 3411519588 3514736358 3980106186 5117279382 5272104537 5970159279 7029472716 7960212372 10234558764 10544209074 11940318558 17910477837 21088418148 23880637116 35820955674 71641911348 161984714531 323969429062 455214147827 485954143593 647938858124 910428295654 971908287186 1133893001717 1365642443481 1457862430779 1820856591308 1943816574372 2267786003434 2731284886962 2915724861558 3186499034789 3401679005151 4096927330443 4373587292337 4535572006868 5462569773924 5831449723116 6372998069578 6803358010302 8193854660886 8747174584674 9559497104367 10205037015453 12290781991329 12745996139156 13606716020604 16387709321772 17494349169348 19118994208734 20410074030906 24581563982658 28678491313101 30615111046359 38237988417468 40820148061812 49163127965316 57356982626202 61230222092718 86035473939303 114713965252404 122460444185436 172070947878606 344141895757212 2643428556431389 5286857112862778 7930285669294167 10573714225725556 15860571338588334 18503999895019723 23790857007882501 31721142677176668 37007999790039446 47581714015765002 55511999685059169 71372571023647503 74015999580078892 95163428031530004 111023999370118338 142745142047295006 166535999055177507 222047998740236676 285490284094590012 333071998110355014 499607997165532521 666143996220710028 999215994331065042 1998431988662130084
• Sum of all divisors σ(n): 5922662766664089600
• Sum of proper divisors (its aliquot sum) s(n): 3924230778001959516
• 1998431988662130084 is an abundant number, because the sum of its proper divisors (3924230778001959516) is greater than itself. Its abundance is 1925798789339829432

Bases of 1998431988662130084

• Binary: 1101110111011110110110100111000110111111110111101010110100100₂
• Hexadecimal: 0x1BBBDB4E37FBD5A4
• Base-36: F6LD0LJ4JFL0

Squares and roots of 1998431988662130084

• 1998431988662130084 squared (1998431988662130084²) is 3993730413308076024603870232137847056
• 1998431988662130084 cubed (1998431988662130084³) is 7981198612047689080341280396554605845692559498768432704
• The square root of 1998431988662130084 is 1413659077.9470593715
• The cube root of 1998431988662130084 is 1259591.7020611729

Scales and comparisons

• 1,998,431,988,662,130,084 seconds is equal to 63,543,955,683 years, 23 weeks, 1 day, 15 hours, 41 minutes, 24 seconds.
• To count from 1 to 1,998,431,988,662,130,084 would take you about two hundred twenty-two billion, four hundred three million, eight hundred forty-four thousand, eight hundred ninety-two 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 1998431988662130084 cubic inches would be around 104966 feet tall.

Recreational maths with 1998431988662130084

• 1998431988662130084 backwards is 4800312668891348991
• The number of decimal digits it has is: 19
• The sum of 1998431988662130084's digits is 90
• More coming soon!