18942380800

Names of 18942380800

• Cardinal: 18942380800 can be written as Eighteen billion, nine hundred forty-two million, three hundred eighty thousand, eight hundred.

Scientific notation

• Scientific notation: 1.89423808 × 10¹⁰

Factors of 18942380800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 8643

Divisors of 18942380800

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 64 70 80 98 100 112 128 140 160 175 196 200 224 245 256 280 320 343 350 392 400 448 490 560 640 686 700 784 800 896 980 1120 1225 1280 1372 1400 1568 1600 1715 1792 1960 2240 2450 2744 2800 3136 3200 3430 3920 4480 4900 5488 5600 6272 6400 6860 7840 8575 8629 8960 9800 10976 11200 12544 13720 15680 17150 17258 19600 21952 22400 27440 31360 34300 34516 39200 43145 43904 44800 54880 60403 62720 68600 69032 78400 86290 87808 109760 120806 137200 138064 156800 172580 215725 219520 241612 274400 276128 302015 313600 345160 422821 431450 439040 483224 548800 552256 604030 690320 845642 862900 966448 1097600 1104512 1208060 1380640 1510075 1691284 1725800 1932896 2114105 2195200 2209024 2416120 2761280 2959747 3020150 3382568 3451600 3865792 4228210 4832240 5522560 5919494 6040300 6765136 6903200 7731584 8456420 9664480 10570525 11045120 11838988 12080600 13530272 13806400 14798735 15463168 16912840 19328960 21141050 23677976 24161200 27060544 27612800 29597470 33825680 38657920 42282100 47355952 48322400 54121088 55225600 59194940 67651360 73993675 77315840 84564200 94711904 96644800 108242176 118389880 135302720 147987350 169128400 189423808 193289600 236779760 270605440 295974700 338256800 378847616 386579200 473559520 541210880 591949400 676513600 757695232 947119040 1183898800 1353027200 1894238080 2367797600 2706054400 3788476160 4735595200 9471190400 18942380800
• Sum of all divisors σ(n): 54683132000
• Sum of proper divisors (its aliquot sum) s(n): 35740751200
• 18942380800 is an abundant number, because the sum of its proper divisors (35740751200) is greater than itself. Its abundance is 16798370400

Bases of 18942380800

• Binary: 10001101001000011011100101100000000₂
• Hexadecimal: 0x4690DCB00
• Base-36: 8P9SYKG

Squares and roots of 18942380800

• 18942380800 squared (18942380800²) is 358813790372208640000
• 18942380800 cubed (18942380800³) is 6796787453521749795930112000000
• The square root of 18942380800 is 137631.3220164655
• The cube root of 18942380800 is 2665.7015285105

Scales and comparisons

• 18,942,380,800 seconds is equal to 602 years, 16 weeks, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 18,942,380,800 would take you about one thousand, two hundred four 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 18942380800 cubic inches would be around 222.1 feet tall.

Recreational maths with 18942380800

• 18942380800 backwards is 00808324981
• The number of decimal digits it has is: 11
• The sum of 18942380800's digits is 43
• More coming soon!