18284391290287740

Names of 18284391290287740

• Cardinal: 18284391290287740 can be written as Eighteen quadrillion, two hundred eighty-four trillion, three hundred ninety-one billion, two hundred ninety million, two hundred eighty-seven thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.828439129028774 × 10¹⁶

Factors of 18284391290287740

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 94727965564

Divisors of 18284391290287740

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 3217 6434 9651 12868 16085 19302 32170 38604 48255 64340 96510 193020 94727962337 189455924674 284183887011 378911849348 473639811685 568367774022 947279623370 1136735548044 1420919435055 1894559246740 2841838870110 5683677740220 304739854838129 609479709676258 914219564514387 1218959419352516 1523699274190645 1828439129028774 3047398548381290 3656878258057548 4571097822571935 6094797096762580 9142195645143870 18284391290287740
• Sum of all divisors σ(n): 51212209911018912
• Sum of proper divisors (its aliquot sum) s(n): 32927818620731172
• 18284391290287740 is an abundant number, because the sum of its proper divisors (32927818620731172) is greater than itself. Its abundance is 14643427330443432

Bases of 18284391290287740

• Binary: 1000000111101011000111010010111110010101011011001111100₂
• Hexadecimal: 0x40F58E97CAB67C
• Base-36: 5019XED8SCC

Squares and roots of 18284391290287740

• 18284391290287740 squared (18284391290287740²) is 334318964856350165599651994307600
• 18284391290287740 cubed (18284391290287740³) is 6112818769197462008028100748398654885646068824000
• The square root of 18284391290287740 is 135219788.8265165869
• The cube root of 18284391290287740 is 263447.1485145491

Scales and comparisons

• 18,284,391,290,287,740 seconds is equal to 581,387,085 years, 36 weeks, 1 day, 3 hours, 29 minutes.
• To count from 1 to 18,284,391,290,287,740 would take you about one billion, seven hundred forty-four million, one hundred sixty-one thousand, two hundred fifty-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 18284391290287740 cubic inches would be around 21953.9 feet tall.

Recreational maths with 18284391290287740

• 18284391290287740 backwards is 04778209219348281
• The number of decimal digits it has is: 17
• The sum of 18284391290287740's digits is 75
• More coming soon!