18531317000

Names of 18531317000

• Cardinal: 18531317000 can be written as Eighteen billion, five hundred thirty-one million, three hundred seventeen thousand.

Scientific notation

• Scientific notation: 1.8531317 × 10¹⁰

Factors of 18531317000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2647345

Divisors of 18531317000

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 175 200 250 280 350 500 700 875 1000 1400 1750 3500 7000 2647331 5294662 10589324 13236655 18531317 21178648 26473310 37062634 52946620 66183275 74125268 92656585 105893240 132366550 148250536 185313170 264733100 330916375 370626340 463282925 529466200 661832750 741252680 926565850 1323665500 1853131700 2316414625 2647331000 3706263400 4632829250 9265658500 18531317000
• Sum of all divisors σ(n): 49558055040
• Sum of proper divisors (its aliquot sum) s(n): 31026738040
• 18531317000 is an abundant number, because the sum of its proper divisors (31026738040) is greater than itself. Its abundance is 12495421040

Bases of 18531317000

• Binary: 10001010000100011010111010100001000₂
• Hexadecimal: 0x4508D7508
• Base-36: 8IH2FPK

Squares and roots of 18531317000

• 18531317000 squared (18531317000²) is 343409709754489000000
• 18531317000 cubed (18531317000³) is 6363834192338427832013000000000
• The square root of 18531317000 is 136129.7799895379
• The cube root of 18531317000 is 2646.2777692801

Scales and comparisons

• 18,531,317,000 seconds is equal to 589 years, 12 weeks, 2 days, 20 hours, 3 minutes, 20 seconds.
• To count from 1 to 18,531,317,000 would take you about one thousand, one hundred seventy-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 18531317000 cubic inches would be around 220.5 feet tall.

Recreational maths with 18531317000

• 18531317000 backwards is 00071313581
• The number of decimal digits it has is: 11
• The sum of 18531317000's digits is 29
• More coming soon!