18189647161000

Names of 18189647161000

• Cardinal: 18189647161000 can be written as Eighteen trillion, one hundred eighty-nine billion, six hundred forty-seven million, one hundred sixty-one thousand.

Scientific notation

• Scientific notation: 1.8189647161 × 10¹³

Factors of 18189647161000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19281

Divisors of 18189647161000

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 40 49 50 56 70 98 100 125 140 175 196 200 245 250 280 350 392 490 500 700 875 980 1000 1225 1400 1750 1960 2450 3500 4900 6125 7000 9800 12250 19267 24500 38534 49000 77068 96335 134869 154136 192670 269738 385340 481675 539476 674345 770680 944083 963350 1078952 1348690 1888166 1926700 2408375 2697380 3371725 3776332 3853400 4720415 4816750 5394760 6743450 7552664 9440830 9633500 13486900 16858625 18881660 19267000 23602075 26973800 33717250 37763320 47204150 67434500 94408300 118010375 134869000 188816600 236020750 371217289 472041500 742434578 944083000 1484869156 1856086445 2598521023 2969738312 3712172890 5197042046 7424345780 9280432225 10394084092 12992605115 14848691560 18189647161 18560864450 20788168184 25985210230 36379294322 37121728900 46402161125 51970420460 64963025575 72758588644 74243457800 90948235805 92804322250 103940840920 129926051150 145517177288 181896471610 185608644500 259852102300 324815127875 363792943220 371217289000 454741179025 519704204600 649630255750 727585886440 909482358050 1299260511500 1818964716100 2273705895125 2598521023000 3637929432200 4547411790250 9094823580500 18189647161000
• Sum of all divisors σ(n): 49515531972660
• Sum of proper divisors (its aliquot sum) s(n): 31325884811660
• 18189647161000 is an abundant number, because the sum of its proper divisors (31325884811660) is greater than itself. Its abundance is 13136237650660

Bases of 18189647161000

• Binary: 100001000101100011011011101010010011010101000₂
• Hexadecimal: 0x108B1B7526A8
• Base-36: 6G47I9YUG

Squares and roots of 18189647161000

• 18189647161000 squared (18189647161000²) is 330863263841675359921000000
• 18189647161000 cubed (18189647161000³) is 6018286027816924164070670834281000000000
• The square root of 18189647161000 is 4264932.2574924915
• The cube root of 18189647161000 is 26299.1326083645

Scales and comparisons

• 18,189,647,161,000 seconds is equal to 578,374 years, 26 weeks, 5 days, 14 hours, 56 minutes, 40 seconds.
• To count from 1 to 18,189,647,161,000 would take you about one million, four hundred forty-five thousand, nine hundred thirty-six 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 18189647161000 cubic inches would be around 2191.6 feet tall.

Recreational maths with 18189647161000

• 18189647161000 backwards is 00016174698181
• The number of decimal digits it has is: 14
• The sum of 18189647161000's digits is 52
• More coming soon!