20018408282320

Names of 20018408282320

• Cardinal: 20018408282320 can be written as Twenty trillion, eighteen billion, four hundred eight million, two hundred eighty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.001840828232 × 10¹³

Factors of 20018408282320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 35747157661

Divisors of 20018408282320

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 35747157647 71494315294 142988630588 178735788235 250230103529 285977261176 357471576470 500460207058 571954522352 714943152940 1000920414116 1251150517645 1429886305880 2001840828232 2502301035290 2859772611760 4003681656464 5004602070580 10009204141160 20018408282320
• Sum of all divisors σ(n): 53191770580224
• Sum of proper divisors (its aliquot sum) s(n): 33173362297904
• 20018408282320 is an abundant number, because the sum of its proper divisors (33173362297904) is greater than itself. Its abundance is 13154954015584

Bases of 20018408282320

• Binary: 100100011010011100110000111010101100011010000₂
• Hexadecimal: 0x1234E61D58D0
• Base-36: 73GBVFIZ4

Squares and roots of 20018408282320

• 20018408282320 squared (20018408282320²) is 400736670157657972824582400
• 20018408282320 cubed (20018408282320³) is 8022110276913398343365401800655303168000
• The square root of 20018408282320 is 4474193.5901701885
• The cube root of 20018408282320 is 27152.5015731673

Scales and comparisons

• 20,018,408,282,320 seconds is equal to 636,523 years, 24 weeks, 7 hours, 18 minutes, 40 seconds.
• To count from 1 to 20,018,408,282,320 would take you about one million, five hundred ninety-one thousand, three hundred eight 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 20018408282320 cubic inches would be around 2262.7 feet tall.

Recreational maths with 20018408282320

• 20018408282320 backwards is 02328280481002
• 20018408282320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20018408282320's digits is 40
• More coming soon!