21513700316746

Names of 21513700316746

• Cardinal: 21513700316746 can be written as Twenty-one trillion, five hundred thirteen billion, seven hundred million, three hundred sixteen thousand, seven hundred forty-six.

Scientific notation

• Scientific notation: 2.1513700316746 × 10¹³

Factors of 21513700316746

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 220039

Divisors of 21513700316746

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 11 17 22 34 187 283 374 566 929 1858 3113 4811 6226 9622 10219 15793 20438 31586 52921 105842 173723 218797 262907 347446 437594 525814 2406767 2891977 3719549 4469419 4813534 5783954 7439098 8938838 40915039 49163609 61919551 81830078 98327218 123839102 203262413 406524826 681115061 1052632367 1362230122 2105264734 2235886543 3455461021 4471773086 6910922042 11578956037 23157912074 38010071231 57523262879 76020142462 115046525758 632755891669 977895468943 1265511783338 1955790937886 10756850158373 21513700316746
• Sum of all divisors σ(n): 37447225188480
• Sum of proper divisors (its aliquot sum) s(n): 15933524871734
• 21513700316746 is a deficient number, because the sum of its proper divisors (15933524871734) is less than itself. Its deficiency is 5580175445012

Bases of 21513700316746

• Binary: 100111001000100001100011101110001011001001010₂
• Hexadecimal: 0x13910C77164A
• Base-36: 7MJ99P8WA

Squares and roots of 21513700316746

• 21513700316746 squared (21513700316746²) is 462839301318756940728028516
• 21513700316746 cubed (21513700316746³) is 9957386023383838531251573032509320328936
• The square root of 21513700316746 is 4638286.3556216535
• The cube root of 21513700316746 is 27812.3938995017

Scales and comparisons

• 21,513,700,316,746 seconds is equal to 684,069 years, 6 weeks, 3 days, 1 hour, 45 minutes, 46 seconds.
• To count from 1 to 21,513,700,316,746 would take you about one million, seven hundred ten thousand, one hundred seventy-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 21513700316746 cubic inches would be around 2317.7 feet tall.

Recreational maths with 21513700316746

• 21513700316746 backwards is 64761300731512
• The number of decimal digits it has is: 14
• The sum of 21513700316746's digits is 46
• More coming soon!