20018730240

Names of 20018730240

• Cardinal: 20018730240 can be written as Twenty billion, eighteen million, seven hundred thirty thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.001873024 × 10¹⁰

Factors of 20018730240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 9028

Divisors of 20018730240

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 197 240 256 288 320 360 384 394 480 576 591 640 720 768 788 960 985 1152 1182 1280 1440 1576 1773 1920 1970 2304 2364 2880 2955 3152 3546 3840 3940 4728 5760 5910 6304 7092 7880 8821 8865 9456 11520 11820 12608 14184 15760 17642 17730 18912 23640 25216 26463 28368 31520 35284 35460 37824 44105 47280 50432 52926 56736 63040 70568 70920 75648 79389 88210 94560 105852 113472 126080 132315 141136 141840 151296 158778 176420 189120 211704 226944 252160 264630 282272 283680 317556 352840 378240 396945 423408 453888 529260 564544 567360 635112 705680 756480 793890 846816 1058520 1129088 1134720 1270224 1411360 1587780 1693632 1737737 2117040 2258176 2269440 2540448 2822720 3175560 3387264 3475474 4234080 5080896 5213211 5645440 6351120 6774528 6950948 8468160 8688685 10161792 10426422 11290880 12702240 13901896 15639633 16936320 17377370 20323584 20852844 25404480 26066055 27803792 31279266 33872640 34754740 41705688 50808960 52132110 55607584 62558532 69509480 78198165 83411376 101617920 104264220 111215168 125117064 139018960 156396330 166822752 208528440 222430336 250234128 278037920 312792660 333645504 417056880 444860672 500468256 556075840 625585320 667291008 834113760 1000936512 1112151680 1251170640 1334582016 1668227520 2001873024 2224303360 2502341280 3336455040 4003746048 5004682560 6672910080 10009365120 20018730240
• Sum of all divisors σ(n): 69622200648
• Sum of proper divisors (its aliquot sum) s(n): 49603470408
• 20018730240 is an abundant number, because the sum of its proper divisors (49603470408) is greater than itself. Its abundance is 29584740168

Bases of 20018730240

• Binary: 10010101001001101011001010100000000₂
• Hexadecimal: 0x4A9359500
• Base-36: 972MV40

Squares and roots of 20018730240

• 20018730240 squared (20018730240²) is 400749560421890457600
• 20018730240 cubed (20018730240³) is 8022497343884405661524557824000
• The square root of 20018730240 is 141487.5621388679
• The cube root of 20018730240 is 2715.2647137681

Scales and comparisons

• 20,018,730,240 seconds is equal to 636 years, 27 weeks, 5 days, 6 hours, 24 minutes.
• To count from 1 to 20,018,730,240 would take you about one thousand, two hundred seventy-three 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 20018730240 cubic inches would be around 226.3 feet tall.

Recreational maths with 20018730240

• 20018730240 backwards is 04203781002
• The number of decimal digits it has is: 11
• The sum of 20018730240's digits is 27
• More coming soon!