18358049498474421800

Names of 18358049498474421800

• Cardinal: 18358049498474421800 can be written as Eighteen quintillion, three hundred fifty-eight quadrillion, forty-nine trillion, four hundred ninety-eight billion, four hundred seventy-four million, four hundred twenty-one thousand, eight hundred.

Scientific notation

• Scientific notation: 1.83580494984744218 × 10¹⁹

Factors of 18358049498474421800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 24625

Divisors of 18358049498474421800

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 100 200 541 1082 2164 2705 4328 5410 10820 13525 21640 24077 27050 48154 54100 96308 108200 120385 192616 240770 292681 481540 585362 601925 963080 1170724 1203850 1463405 2341448 2407700 2926810 4815400 5853620 7317025 11707240 13025657 14634050 26051314 29268100 52102628 58536200 65128285 104205256 130256570 158340421 260513140 316680842 325641425 521026280 579701929 633361684 651282850 791702105 1159403858 1266723368 1302565700 1583404210 2318807716 2605131400 2898509645 3166808420 3958510525 4637615432 5797019290 6333616840 7046880437 7917021050 11594038580 14093760874 14492548225 15834042100 23188077160 28187521748 28985096450 31668084200 35234402185 56375043496 57970192900 70468804370 115940385800 140937608740 176172010925 281875217480 313618743589 352344021850 627237487178 704688043700 1254474974356 1409376087400 1568093717945 2508949948712 3136187435890 3812362316417 6272374871780 7624724632834 7840468589725 12544749743560 15249449265668 15680937179450 19061811582085 30498898531336 31361874358900 38123623164170 62723748717800 76247246328340 95309057910425 152494492656680 169667740281649 190618115820850 339335480563298 381236231641700 678670961126596 762472463283400 848338701408245 1357341922253192 1696677402816490 3393354805632980 4241693507041225 6786709611265960 8483387014082450 16966774028164900 33933548056329800 91790247492372109 183580494984744218 367160989969488436 458951237461860545 734321979938976872 917902474923721090 1835804949847442180 2294756187309302725 3671609899694884360 4589512374618605450 9179024749237210900 18358049498474421800
• Sum of all divisors σ(n): 42763282790570471220
• Sum of proper divisors (its aliquot sum) s(n): 24405233292096049420
• 18358049498474421800 is an abundant number, because the sum of its proper divisors (24405233292096049420) is greater than itself. Its abundance is 6047183793621627620

Bases of 18358049498474421800

• Binary: 1111111011000100111001001100000011110101100110110001111000101000₂
• Hexadecimal: 0xFEC4E4C0F59B1E28
• Base-36: 3VH4PFCT3V488

Squares and roots of 18358049498474421800

• 18358049498474421800 squared (18358049498474421800²) is 337017981388436969778885588844315240000
• 18358049498474421800 cubed (18358049498474421800³) is 6186992784204857333416580521671860294889329475928232000000
• The square root of 18358049498474421800 is 4284629447.0437489397
• The cube root of 18358049498474421800 is 2638004.3792568179

Scales and comparisons

• 18,358,049,498,474,421,800 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,358,049,498,474,421,800 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18358049498474421800 cubic inches would be around 219833.7 feet tall.

Recreational maths with 18358049498474421800

• 18358049498474421800 backwards is 00812447489494085381
• The number of decimal digits it has is: 20
• The sum of 18358049498474421800's digits is 89
• More coming soon!