21188758082000

Names of 21188758082000

• Cardinal: 21188758082000 can be written as Twenty-one trillion, one hundred eighty-eight billion, seven hundred fifty-eight million, eighty-two thousand.

Scientific notation

• Scientific notation: 2.1188758082 × 10¹³

Factors of 21188758082000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 102936

Divisors of 21188758082000

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 102929 205858 411716 514645 823432 1029290 1646864 2058580 2573225 4117160 5146450 8234320 10292900 12866125 20585800 25732250 41171600 51464500 102929000 205858000 10594379041 21188758082 42377516164 52971895205 84755032328 105943790410 169510064656 211887580820 264859476025 423775161640 529718952050 847550323280 1059437904100 1324297380125 2118875808200 2648594760250 4237751616400 5297189520500 10594379041000 21188758082000
• Sum of all divisors σ(n): 51234914811756
• Sum of proper divisors (its aliquot sum) s(n): 30046156729756
• 21188758082000 is an abundant number, because the sum of its proper divisors (30046156729756) is greater than itself. Its abundance is 8857398647756

Bases of 21188758082000

• Binary: 100110100010101100100011001100001000111010000₂
• Hexadecimal: 0x1345646611D0
• Base-36: 7IDZBHFWW

Squares and roots of 21188758082000

• 21188758082000 squared (21188758082000²) is 448963469057520318724000000
• 21188758082000 cubed (21188758082000³) is 9512978333515290576242370927368000000000
• The square root of 21188758082000 is 4603124.8171215171
• The cube root of 21188758082000 is 27671.6571087503

Scales and comparisons

• 21,188,758,082,000 seconds is equal to 673,736 years, 50 weeks, 1 day, 13 hours, 53 minutes, 20 seconds.
• To count from 1 to 21,188,758,082,000 would take you about one million, six hundred eighty-four thousand, three hundred forty-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 21188758082000 cubic inches would be around 2306 feet tall.

Recreational maths with 21188758082000

• 21188758082000 backwards is 00028085788112
• 21188758082000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21188758082000's digits is 50
• More coming soon!