21467067989472

Names of 21467067989472

• Cardinal: 21467067989472 can be written as Twenty-one trillion, four hundred sixty-seven billion, sixty-seven million, nine hundred eighty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1467067989472 × 10¹³

Factors of 21467067989472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10648347229

Divisors of 21467067989472

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 72 84 96 112 126 144 168 224 252 288 336 504 672 1008 2016 10648347217 21296694434 31945041651 42593388868 63890083302 74538430519 85186777736 95835124953 127780166604 149076861038 170373555472 191670249906 223615291557 255560333208 298153722076 340747110944 383340499812 447230583114 511120666416 596307444152 670845874671 766680999624 894461166228 1022241332832 1192614888304 1341691749342 1533361999248 1788922332456 2385229776608 2683383498684 3066723998496 3577844664912 5366766997368 7155689329824 10733533994736 21467067989472
• Sum of all divisors σ(n): 69767970972336
• Sum of proper divisors (its aliquot sum) s(n): 48300902982864
• 21467067989472 is an abundant number, because the sum of its proper divisors (48300902982864) is greater than itself. Its abundance is 26833834993392

Bases of 21467067989472

• Binary: 100111000011000110000111101100011110111100000₂
• Hexadecimal: 0x138630F63DE0
• Base-36: 7LXU20MW0

Squares and roots of 21467067989472

• 21467067989472 squared (21467067989472²) is 460835008064613416302838784
• 21467067989472 cubed (21467067989472³) is 9892776450051933636581098722329025282048
• The square root of 21467067989472 is 4633256.7368398657
• The cube root of 21467067989472 is 27792.2843128277

Scales and comparisons

• 21,467,067,989,472 seconds is equal to 682,586 years, 18 weeks, 5 days, 1 hour, 31 minutes, 12 seconds.
• To count from 1 to 21,467,067,989,472 would take you about one million, seven hundred six thousand, four hundred sixty-five 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 21467067989472 cubic inches would be around 2316 feet tall.

Recreational maths with 21467067989472

• 21467067989472 backwards is 27498976076412
• 21467067989472 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21467067989472's digits is 72
• More coming soon!