21828386435682

Names of 21828386435682

• Cardinal: 21828386435682 can be written as Twenty-one trillion, eight hundred twenty-eight billion, three hundred eighty-six million, four hundred thirty-five thousand, six hundred eighty-two.

Scientific notation

• Scientific notation: 2.1828386435682 × 10¹³

Factors of 21828386435682

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3638064405952

Divisors of 21828386435682

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 3638064405947 7276128811894 10914193217841 21828386435682
• Sum of all divisors σ(n): 43656772871376
• Sum of proper divisors (its aliquot sum) s(n): 21828386435694
• 21828386435682 is an abundant number, because the sum of its proper divisors (21828386435694) is greater than itself. Its abundance is 12

Bases of 21828386435682

• Binary: 100111101101001010001001110000011001001100010₂
• Hexadecimal: 0x13DA51383262
• Base-36: 7QJTLOW9U

Squares and roots of 21828386435682

• 21828386435682 squared (21828386435682²) is 476478454385465928322805124
• 21828386435682 cubed (21828386435682³) is 10400755830602429036847089432986246034568
• The square root of 21828386435682 is 4672085.8763171295
• The cube root of 21828386435682 is 27947.3442521015

Scales and comparisons

• 21,828,386,435,682 seconds is equal to 694,075 years, 8 weeks, 5 days, 12 hours, 34 minutes, 42 seconds.
• To count from 1 to 21,828,386,435,682 would take you about one million, seven hundred thirty-five thousand, one hundred eighty-seven 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 21828386435682 cubic inches would be around 2328.9 feet tall.

Recreational maths with 21828386435682

• 21828386435682 backwards is 28653468382812
• The number of decimal digits it has is: 14
• The sum of 21828386435682's digits is 66
• More coming soon!