18237012040

Names of 18237012040

• Cardinal: 18237012040 can be written as Eighteen billion, two hundred thirty-seven million, twelve thousand and forty.

Scientific notation

• Scientific notation: 1.823701204 × 10¹⁰

Factors of 18237012040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 276298

Divisors of 18237012040

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 40 52 65 104 127 130 254 260 508 520 635 1016 1270 1651 2540 3302 5080 6604 8255 13208 16510 33020 66040 276151 552302 1104604 1380755 2209208 2761510 3589963 5523020 7179926 11046040 14359852 17949815 28719704 35071177 35899630 70142354 71799260 140284708 143598520 175355885 280569416 350711770 455925301 701423540 911850602 1402847080 1823701204 2279626505 3647402408 4559253010 9118506020 18237012040
• Sum of all divisors σ(n): 44537794560
• Sum of proper divisors (its aliquot sum) s(n): 26300782520
• 18237012040 is an abundant number, because the sum of its proper divisors (26300782520) is greater than itself. Its abundance is 8063770480

Bases of 18237012040

• Binary: 10000111111000000101011100001001000₂
• Hexadecimal: 0x43F02B848
• Base-36: 8DLUGJS

Squares and roots of 18237012040

• 18237012040 squared (18237012040²) is 332588608147104961600
• 18237012040 cubed (18237012040³) is 6065422451145595275842937664000
• The square root of 18237012040 is 135044.4817088059
• The cube root of 18237012040 is 2632.1940006759

Scales and comparisons

• 18,237,012,040 seconds is equal to 579 years, 45 weeks, 5 days, 12 hours, 40 minutes, 40 seconds.
• To count from 1 to 18,237,012,040 would take you about one thousand, one hundred fifty-nine 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 18237012040 cubic inches would be around 219.3 feet tall.

Recreational maths with 18237012040

• 18237012040 backwards is 04021073281
• The number of decimal digits it has is: 11
• The sum of 18237012040's digits is 28
• More coming soon!