1811418518020

Names of 1811418518020

• Cardinal: 1811418518020 can be written as One trillion, eight hundred eleven billion, four hundred eighteen million, five hundred eighteen thousand and twenty.

Scientific notation

• Scientific notation: 1.81141851802 × 10¹²

Factors of 1811418518020

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 324

Divisors of 1811418518020

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 20 31 59 62 118 124 155 227 236 295 310 454 590 620 908 961 1135 1180 1829 1922 2270 3658 3844 4540 4805 7037 7316 9145 9610 13393 14074 18290 19220 26786 28148 29791 35185 36580 51529 53572 56699 59582 66965 70370 103058 113398 119164 133930 140740 148955 206116 218147 226796 257645 267860 283495 297910 415183 436294 515290 566990 595820 830366 872588 1030580 1090735 1133980 1597399 1660732 1757669 2075915 2181470 3040211 3194798 3515338 4151830 4362940 6080422 6389596 6762557 7030676 7986995 8303660 8788345 12160844 12870673 13525114 15201055 15973990 17576690 25741346 27050228 30402110 31947980 33812785 35153380 49519369 51482692 60804220 64353365 67625570 94246541 99038738 128706730 135251140 188493082 198077476 247596845 257413460 376986164 398990863 471232705 495193690 797981726 942465410 990387380 1535100439 1595963452 1884930820 1994954315 2921642771 3070200878 3989908630 5843285542 6140401756 7675502195 7979817260 11686571084 14608213855 15351004390 29216427710 30702008780 58432855420 90570925901 181141851802 362283703604 452854629505 905709259010 1811418518020
• Sum of all divisors σ(n): 4015084469760
• Sum of proper divisors (its aliquot sum) s(n): 2203665951740
• 1811418518020 is an abundant number, because the sum of its proper divisors (2203665951740) is greater than itself. Its abundance is 392247433720

Bases of 1811418518020

• Binary: 11010010111000000111101010001001000000100₂
• Hexadecimal: 0x1A5C0F51204
• Base-36: N45JTDS4

Squares and roots of 1811418518020

• 1811418518020 squared (1811418518020²) is 3281237047425773064720400
• 1811418518020 cubed (1811418518020³) is 5943693549720314300848660513661608000
• The square root of 1811418518020 is 1345889.4895272791
• The cube root of 1811418518020 is 12190.0719149221

Scales and comparisons

• 1,811,418,518,020 seconds is equal to 57,597 years, 26 weeks, 2 days, 2 hours, 33 minutes, 40 seconds.
• To count from 1 to 1,811,418,518,020 would take you about one hundred forty-three thousand, nine hundred ninety-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 1811418518020 cubic inches would be around 1015.8 feet tall.

Recreational maths with 1811418518020

• 1811418518020 backwards is 0208158141181
• The number of decimal digits it has is: 13
• The sum of 1811418518020's digits is 40
• More coming soon!