12727186816981

Names of 12727186816981

• Cardinal: 12727186816981 can be written as Twelve trillion, seven hundred twenty-seven billion, one hundred eighty-six million, eight hundred sixteen thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 1.2727186816981 × 10¹³

Factors of 12727186816981

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 49224

Divisors of 12727186816981

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 31 43 49 91 217 301 307 403 559 637 1333 1519 2107 2149 2821 3913 3991 9331 9517 13201 15043 17329 19747 27391 27937 48823 65317 66619 92407 121303 123721 171613 195559 341761 409231 466333 634699 646849 849121 866047 1201291 1513513 2099389 2392327 2864617 4442893 5320003 6062329 8409037 10594591 14695723 14988661 19675669 20052319 27292057 31100251 37240021 65081059 74162137 102870061 104920627 137729683 191044399 194852593 260680147 455567413 464648491 644512423 734444389 846053767 964107781 1337310793 1363968151 3188971891 3252539437 4511586961 5922376369 6040430383 8378661499 9547777057 19979885113 22767776059 31581108727 41456634583 42283012681 58650630493 139859195791 259738506469 295981088767 410554413451 979014370537 1818169545283 12727186816981
• Sum of all divisors σ(n): 16896222486528
• Sum of proper divisors (its aliquot sum) s(n): 4169035669547
• 12727186816981 is a deficient number, because the sum of its proper divisors (4169035669547) is less than itself. Its deficiency is 8558151147434

Bases of 12727186816981

• Binary: 10111001001101000111011100101111111111010101₂
• Hexadecimal: 0xB934772FFD5
• Base-36: 4IESEFAAD

Squares and roots of 12727186816981

• 12727186816981 squared (12727186816981²) is 161981284274334958389954361
• 12727186816981 cubed (12727186816981³) is 2061566065813967649461658324341449804141
• The square root of 12727186816981 is 3567518.2994598641
• The cube root of 12727186816981 is 23347.7018997079

Scales and comparisons

• 12,727,186,816,981 seconds is equal to 404,685 years, 8 weeks, 6 days, 23 hours, 23 minutes, 1 second.
• To count from 1 to 12,727,186,816,981 would take you about one million, eleven thousand, seven hundred twelve 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 12727186816981 cubic inches would be around 1945.6 feet tall.

Recreational maths with 12727186816981

• 12727186816981 backwards is 18961868172721
• The number of decimal digits it has is: 14
• The sum of 12727186816981's digits is 67
• More coming soon!