21076404737

Names of 21076404737

• Cardinal: 21076404737 can be written as Twenty-one billion, seventy-six million, four hundred four thousand, seven hundred thirty-seven.

Scientific notation

• Scientific notation: 2.1076404737 × 10¹⁰

Factors of 21076404737

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 8080

Divisors of 21076404737

• Number of divisors d(n): 6
• Complete list of divisors:
  1 353 7727 2727631 59706529 21076404737
• Sum of all divisors σ(n): 21138846978
• Sum of proper divisors (its aliquot sum) s(n): 62442241
• 21076404737 is a deficient number, because the sum of its proper divisors (62442241) is less than itself. Its deficiency is 21013962496

Bases of 21076404737

• Binary: 10011101000010000000110101000000001₂
• Hexadecimal: 0x4E8406A01
• Base-36: 9OKCHZ5

Squares and roots of 21076404737

• 21076404737 squared (21076404737²) is 444214836637836039169
• 21076404737 cubed (21076404737³) is 9362451687159368649370829143553
• The square root of 21076404737 is 145177.1495001883
• The cube root of 21076404737 is 2762.2660770975

Scales and comparisons

• 21,076,404,737 seconds is equal to 670 years, 8 weeks, 3 days, 20 hours, 52 minutes, 17 seconds.
• To count from 1 to 21,076,404,737 would take you about one thousand, three hundred forty 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 21076404737 cubic inches would be around 230.2 feet tall.

Recreational maths with 21076404737

• 21076404737 backwards is 73740467012
• The number of decimal digits it has is: 11
• The sum of 21076404737's digits is 41
• More coming soon!