642071169009

Names of 642071169009

• Cardinal: 642071169009 can be written as Six hundred forty-two billion, seventy-one million, one hundred sixty-nine thousand and nine.

Scientific notation

• Scientific notation: 6.42071169009 × 10¹¹

Factors of 642071169009

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 266

Divisors of 642071169009

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 23 27 61 69 179 183 207 529 537 549 621 1403 1587 1611 1647 4117 4209 4761 4833 10919 12167 12351 12627 14283 32041 32269 32757 36501 37053 37881 94691 96123 96807 98271 109503 111159 251137 284073 288369 290421 294813 328509 736943 742187 753411 852219 865107 871263 1954501 2177893 2210829 2226561 2260233 2556657 5776151 5863503 6533679 6632487 6679683 6780699 16949689 17328453 17590509 19601037 19897461 20039049 44953523 50849067 51985359 52771527 58803111 132851473 134860569 152547201 155956077 389842847 398554419 404581707 457641603 1033931029 1169528541 1195663257 1213745121 3101793087 3508585623 3586989771 9305379261 10525756869 23780413667 27916137783 71341241001 214023723003 642071169009
• Sum of all divisors σ(n): 1016430777600
• Sum of proper divisors (its aliquot sum) s(n): 374359608591
• 642071169009 is a deficient number, because the sum of its proper divisors (374359608591) is less than itself. Its deficiency is 267711560418

Bases of 642071169009

• Binary: 1001010101111110011011001000011111110001₂
• Hexadecimal: 0x957E6C87F1
• Base-36: 86YOLGQ9

Squares and roots of 642071169009

• 642071169009 squared (642071169009²) is 412255386072583842042081
• 642071169009 cubed (642071169009³) is 264697297665880524785123549441067729
• The square root of 642071169009 is 801293.4350217777
• The cube root of 642071169009 is 8627.0249965297

Scales and comparisons

• 642,071,169,009 seconds is equal to 20,415 years, 45 weeks, 4 days, 6 hours, 30 minutes, 9 seconds.
• To count from 1 to 642,071,169,009 would take you about forty thousand, eight hundred thirty-one 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 642071169009 cubic inches would be around 718.9 feet tall.

Recreational maths with 642071169009

• 642071169009 backwards is 900961170246
• The number of decimal digits it has is: 12
• The sum of 642071169009's digits is 45
• More coming soon!