142803985450

Names of 142803985450

• Cardinal: 142803985450 can be written as One hundred forty-two billion, eight hundred three million, nine hundred eighty-five thousand, four hundred fifty.

Scientific notation

• Scientific notation: 1.4280398545 × 10¹¹

Factors of 142803985450

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8326777

Divisors of 142803985450

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 5 7 10 14 25 35 49 50 70 98 175 245 343 350 490 686 1225 1715 2450 3430 8575 17150 8326763 16653526 41633815 58287341 83267630 116574682 208169075 291436705 408011387 416338150 582873410 816022774 1457183525 2040056935 2856079709 2914367050 4080113870 5712159418 10200284675 14280398545 20400569350 28560797090 71401992725 142803985450
• Sum of all divisors σ(n): 309755620800
• Sum of proper divisors (its aliquot sum) s(n): 166951635350
• 142803985450 is an abundant number, because the sum of its proper divisors (166951635350) is greater than itself. Its abundance is 24147649900

Bases of 142803985450

• Binary: 10000100111111110001111110010000101010₂
• Hexadecimal: 0x213FC7E42A
• Base-36: 1TLPT0DM

Squares and roots of 142803985450

• 142803985450 squared (142803985450²) is 20392978260403811702500
• 142803985450 cubed (142803985450³) is 2912198570780872237488349728625000
• The square root of 142803985450 is 377894.1458265793
• The cube root of 142803985450 is 5226.9311079623

Scales and comparisons

• 142,803,985,450 seconds is equal to 4,540 years, 37 weeks, 4 days, 21 hours, 44 minutes, 10 seconds.
• To count from 1 to 142,803,985,450 would take you about nine thousand and eighty-one 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 142803985450 cubic inches would be around 435.6 feet tall.

Recreational maths with 142803985450

• 142803985450 backwards is 054589308241
• 142803985450 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142803985450's digits is 49
• More coming soon!