18780070640940

Names of 18780070640940

• Cardinal: 18780070640940 can be written as Eighteen trillion, seven hundred eighty billion, seventy million, six hundred forty thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.878007064094 × 10¹³

Factors of 18780070640940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 89250591

Divisors of 18780070640940

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 167 180 210 252 315 334 420 501 630 668 835 1002 1169 1260 1503 1670 2004 2338 2505 3006 3340 3507 4676 5010 5845 6012 7014 7515 10020 10521 11690 14028 15030 17535 21042 23380 30060 35070 42084 52605 70140 105210 210420 89250407 178500814 267751221 357001628 446252035 535502442 624752849 803253663 892504070 1071004884 1249505698 1338756105 1606507326 1785008140 1874258547 2499011396 2677512210 3123764245 3213014652 3748517094 4016268315 5355024420 5622775641 6247528490 7497034188 8032536630 9371292735 11245551282 12495056980 14904817969 16065073260 18742585470 22491102564 28113878205 29809635938 37485170940 44714453907 56227756410 59619271876 74524089845 89428907814 104333725783 112455512820 134143361721 149048179690 178857815628 208667451566 223572269535 268286723442 298096359380 313001177349 417334903132 447144539070 521668628915 536573446884 626002354698 670716808605 894289078140 939003532047 1043337257830 1252004709396 1341433617210 1565005886745 1878007064094 2086674515660 2682867234420 3130011773490 3756014128188 4695017660235 6260023546980 9390035320470 18780070640940
• Sum of all divisors σ(n): 65494091400192
• Sum of proper divisors (its aliquot sum) s(n): 46714020759252
• 18780070640940 is an abundant number, because the sum of its proper divisors (46714020759252) is greater than itself. Its abundance is 27933950118312

Bases of 18780070640940

• Binary: 100010001010010010011011100000111110100101100₂
• Hexadecimal: 0x111493707D2C
• Base-36: 6NNG167N0

Squares and roots of 18780070640940

• 18780070640940 squared (18780070640940²) is 352691053278696542404083600
• 18780070640940 cubed (18780070640940³) is 6623562895001454263554420182325342584000
• The square root of 18780070640940 is 4333597.8863918605
• The cube root of 18780070640940 is 26580.6587881327

Scales and comparisons

• 18,780,070,640,940 seconds is equal to 597,148 years, 8 weeks, 17 hours, 9 minutes.
• To count from 1 to 18,780,070,640,940 would take you about one million, four hundred ninety-two thousand, eight hundred seventy 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 18780070640940 cubic inches would be around 2215.1 feet tall.

Recreational maths with 18780070640940

• 18780070640940 backwards is 04904607008781
• The number of decimal digits it has is: 14
• The sum of 18780070640940's digits is 54
• More coming soon!