1998513676247445

Names of 1998513676247445

• Cardinal: 1998513676247445 can be written as One quadrillion, nine hundred ninety-eight trillion, five hundred thirteen billion, six hundred seventy-six million, two hundred forty-seven thousand, four hundred forty-five.

Scientific notation

• Scientific notation: 1.998513676247445 × 10¹⁵

Factors of 1998513676247445

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15683

Divisors of 1998513676247445

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 5 7 9 15 21 35 45 49 61 63 105 147 183 245 305 315 427 441 549 735 915 1281 2135 2205 2745 2989 3721 3843 6405 8967 11163 14945 15607 18605 19215 26047 26901 33489 44835 46821 55815 78035 78141 109249 130235 134505 140463 167445 182329 234105 234423 327747 390705 546245 546987 702315 764743 911645 952027 983241 1172115 1638735 1640961 2294229 2734935 2856081 3823715 4760135 4916205 6664189 6882687 8204805 8568243 11471145 14280405 19992567 33320945 34413435 42841215 46649323 58073647 59977701 99962835 139947969 174220941 233246615 243578449 290368235 299888505 406515529 419843907 522662823 699739845 730735347 871104705 1217892245 1219546587 1705049143 2032577645 2099219535 2192206041 2613314115 2845608703 3653676735 3658639761 5115147429 6097732935 8525245715 8536826109 10961030205 11935344001 14228043515 14858285389 15345442287 18293198805 25575737145 25610478327 35806032003 42684130545 44574856167 59676720005 74291426945 76727211435 104007997723 107418096009 128052391635 133724568501 179030160015 222874280835 312023993169 520039988615 537090480045 668622842505 728055984061 906355408729 936071979507 1560119965845 2184167952183 2719066226187 3640279920305 4531777043645 4680359897535 6344487861103 6552503856549 8157198678561 10920839760915 13595331130935 19033463583309 31722439305515 32762519282745 40785993392805 44411415027721 57100390749927 95167317916545 133234245083163 222057075138605 285501953749635 399702735249489 666171225415815 1998513676247445
• Sum of all divisors σ(n): 4097061548187426
• Sum of proper divisors (its aliquot sum) s(n): 2098547871939981
• 1998513676247445 is an abundant number, because the sum of its proper divisors (2098547871939981) is greater than itself. Its abundance is 100034195692536

Bases of 1998513676247445

• Binary: 111000110011010001100111001110000000110000110010101₂
• Hexadecimal: 0x719A339C06195
• Base-36: JOEWIAQRV9

Squares and roots of 1998513676247445

• 1998513676247445 squared (1998513676247445²) is 3994056914148077409176869028025
• 1998513676247445 cubed (1998513676247445³) is 7982177366635600004467991669882560126539646125
• The square root of 1998513676247445 is 44704738.8567190379
• The cube root of 1998513676247445 is 125960.8864116773

Scales and comparisons

• 1,998,513,676,247,445 seconds is equal to 63,546,553 years, 4 weeks, 6 days, 22 hours, 30 minutes, 45 seconds.
• To count from 1 to 1,998,513,676,247,445 would take you about one hundred ninety million, six hundred thirty-nine thousand, six hundred fifty-nine 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 1998513676247445 cubic inches would be around 10496.7 feet tall.

Recreational maths with 1998513676247445

• 1998513676247445 backwards is 5447426763158991
• The number of decimal digits it has is: 16
• The sum of 1998513676247445's digits is 81
• More coming soon!