40539561720

Names of 40539561720

• Cardinal: 40539561720 can be written as Forty billion, five hundred thirty-nine million, five hundred sixty-one thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.053956172 × 10¹⁰

Factors of 40539561720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2098361

Divisors of 40539561720

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 23 24 28 30 35 40 42 46 56 60 69 70 84 92 105 115 120 138 140 161 168 184 210 230 276 280 322 345 420 460 483 552 644 690 805 840 920 966 1288 1380 1610 1932 2415 2760 3220 3864 4830 6440 9660 19320 2098321 4196642 6294963 8393284 10491605 12589926 14688247 16786568 20983210 25179852 29376494 31474815 41966420 44064741 48261383 50359704 58752988 62949630 73441235 83932840 88129482 96522766 117505976 125899260 144784149 146882470 176258964 193045532 220323705 241306915 251798520 289568298 293764940 337829681 352517928 386091064 440647410 482613830 579136596 587529880 675659362 723920745 881294820 965227660 1013489043 1158273192 1351318724 1447841490 1689148405 1762589640 1930455320 2026978086 2702637448 2895682980 3378296810 4053956172 5067445215 5791365960 6756593620 8107912344 10134890430 13513187240 20269780860 40539561720
• Sum of all divisors σ(n): 145036016640
• Sum of proper divisors (its aliquot sum) s(n): 104496454920
• 40539561720 is an abundant number, because the sum of its proper divisors (104496454920) is greater than itself. Its abundance is 63956893200

Bases of 40539561720

• Binary: 100101110000010110001001111011111000₂
• Hexadecimal: 0x970589EF8
• Base-36: IMG7I0O

Squares and roots of 40539561720

• 40539561720 squared (40539561720²) is 1643456064449689358400
• 40539561720 cubed (40539561720³) is 66624988558866479579684000448000
• The square root of 40539561720 is 201344.3858666041
• The cube root of 40539561720 is 3435.2605579427

Scales and comparisons

• 40,539,561,720 seconds is equal to 1,289 years, 1 week, 4 days, 21 hours, 22 minutes.
• To count from 1 to 40,539,561,720 would take you about two thousand, five 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 40539561720 cubic inches would be around 286.3 feet tall.

Recreational maths with 40539561720

• 40539561720 backwards is 02716593504
• 40539561720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40539561720's digits is 42
• More coming soon!