18136539380000

Names of 18136539380000

• Cardinal: 18136539380000 can be written as Eighteen trillion, one hundred thirty-six billion, five hundred thirty-nine million, three hundred eighty thousand.

Scientific notation

• Scientific notation: 1.813653938 × 10¹³

Factors of 18136539380000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 662445

Divisors of 18136539380000

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 37 40 50 74 80 100 125 148 160 185 200 250 296 370 400 500 592 625 740 800 925 1000 1184 1250 1369 1480 1850 2000 2500 2738 2960 3700 4000 4625 5000 5476 5920 6845 7400 9250 10000 10952 13690 14800 18500 20000 21904 23125 27380 29600 34225 37000 43808 46250 54760 68450 74000 92500 109520 136900 148000 171125 185000 219040 273800 342250 370000 547600 662401 684500 740000 855625 1095200 1324802 1369000 1711250 2649604 2738000 3312005 3422500 5299208 5476000 6624010 6845000 10598416 13248020 13690000 16560025 21196832 24508837 26496040 27380000 33120050 49017674 52992080 66240100 82800125 98035348 105984160 122544185 132480200 165600250 196070696 245088370 264960400 331200500 392141392 414000625 490176740 529920800 612720925 662401000 784282784 828001250 906826969 980353480 1225441850 1324802000 1656002500 1813653938 1960706960 2450883700 2649604000 3063604625 3312005000 3627307876 3921413920 4534134845 4901767400 6127209250 6624010000 7254615752 9068269690 9803534800 12254418500 13248020000 14509231504 15318023125 18136539380 19607069600 22670674225 24508837000 29018463008 30636046250 36273078760 45341348450 49017674000 61272092500 72546157520 90682696900 98035348000 113353371125 122544185000 145092315040 181365393800 226706742250 245088370000 362730787600 453413484500 490176740000 566766855625 725461575200 906826969000 1133533711250 1813653938000 2267067422500 3627307876000 4534134845000 9068269690000 18136539380000
• Sum of all divisors σ(n): 45857177007642
• Sum of proper divisors (its aliquot sum) s(n): 27720637627642
• 18136539380000 is an abundant number, because the sum of its proper divisors (27720637627642) is greater than itself. Its abundance is 9584098247642

Bases of 18136539380000

• Binary: 100000111111010111101111111001011100100100000₂
• Hexadecimal: 0x107EBDFCB920
• Base-36: 6FFT79WRK

Squares and roots of 18136539380000

• 18136539380000 squared (18136539380000²) is 328934060682290784400000000
• 18136539380000 cubed (18136539380000³) is 5965725544987676479881689672000000000000
• The square root of 18136539380000 is 4258701.6072976985
• The cube root of 18136539380000 is 26273.5127220985

Scales and comparisons

• 18,136,539,380,000 seconds is equal to 576,685 years, 44 weeks, 2 days, 5 hours, 33 minutes, 20 seconds.
• To count from 1 to 18,136,539,380,000 would take you about one million, four hundred forty-one thousand, seven hundred fourteen 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 18136539380000 cubic inches would be around 2189.5 feet tall.

Recreational maths with 18136539380000

• 18136539380000 backwards is 00008393563181
• The number of decimal digits it has is: 14
• The sum of 18136539380000's digits is 47
• More coming soon!