990279747144721494

Names of 990279747144721494

• Cardinal: 990279747144721494 can be written as Nine hundred ninety quadrillion, two hundred seventy-nine trillion, seven hundred forty-seven billion, one hundred forty-four million, seven hundred twenty-one thousand, four hundred ninety-four.

Scientific notation

• Scientific notation: 9.90279747144721494 × 10¹⁷

Factors of 990279747144721494

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 436

Divisors of 990279747144721494

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 243 431 486 729 862 1293 1458 2187 2586 3879 4374 6561 7758 11637 13122 19683 23274 34911 39366 59049 69822 104733 118098 177147 185761 209466 314199 354294 371522 531441 557283 628398 942597 1062882 1114566 1594323 1671849 1885194 2827791 3188646 3343698 4782969 5015547 5655582 8483373 9565938 10031094 14348907 15046641 16966746 25450119 28697814 30093282 45139923 50900238 76350357 80062991 90279846 135419769 152700714 160125982 229051071 240188973 270839538 406259307 458102142 480377946 687153213 720566919 812518614 1218777921 1374306426 1441133838 2061459639 2161700757 2437555842 3656333763 4122919278 4323401514 6184378917 6485102271 7312667526 10969001289 12368757834 12970204542 19455306813 21938002578 32907003867 34507149121 38910613626 58365920439 65814007734 69014298242 98721011601 103521447363 116731840878 175097761317 197442023202 207042894726 296163034803 310564342089 350195522634 525293283951 592326069606 621128684178 888489104409 931693026267 1050586567902 1575879851853 1776978208818 1863386052534 2665467313227 2795079078801 3151759703706 4727639555559 5330934626454 5590158157602 8385237236403 9455279111118 14182918666677 16770474472806 25155711709209 28365837333354 42548756000031 50311423418418 75467135127627 85097512000062 127646268000093 150934270255254 226401405382881 255292536000186 382938804000279 452802810765762 679204216148643 765877608000558 1148816412000837 1358408432297286 2037612648445929 2297632824001674 4075225296891858 6112837945337787 12225675890675574 18338513836013361 36677027672026722 55015541508040083 110031083016080166 165046624524120249 330093249048240498 495139873572360747 990279747144721494
• Sum of all divisors σ(n): 2233311075545714400
• Sum of proper divisors (its aliquot sum) s(n): 1243031328400992906
• 990279747144721494 is an abundant number, because the sum of its proper divisors (1243031328400992906) is greater than itself. Its abundance is 252751581256271412

Bases of 990279747144721494

• Binary: 110110111110001011100010111011101100110100110010010001010110₂
• Hexadecimal: 0xDBE2E2EECD32456
• Base-36: 7IUOVFHCL3DI

Squares and roots of 990279747144721494

• 990279747144721494 squared (990279747144721494²) is 980653977605013537948508346825592036
• 990279747144721494 cubed (990279747144721494³) is 971121772979158181027263845823969357559364728884421784
• The square root of 990279747144721494 is 995128005.4067021855
• The cube root of 990279747144721494 is 996749.3605072597

Scales and comparisons

• 990,279,747,144,721,494 seconds is equal to 31,487,832,822 years, 42 weeks, 6 days, 8 hours, 24 minutes, 54 seconds.
• To count from 1 to 990,279,747,144,721,494 would take you about ninety-four billion, four hundred sixty-three million, four hundred ninety-eight thousand, four hundred sixty-eight 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 990279747144721494 cubic inches would be around 83062.4 feet tall.

Recreational maths with 990279747144721494

• 990279747144721494 backwards is 494127441747972099
• The number of decimal digits it has is: 18
• The sum of 990279747144721494's digits is 90
• More coming soon!