18888994943000

Names of 18888994943000

• Cardinal: 18888994943000 can be written as Eighteen trillion, eight hundred eighty-eight billion, nine hundred ninety-four million, nine hundred forty-three thousand.

Scientific notation

• Scientific notation: 1.8888994943 × 10¹³

Factors of 18888994943000

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2059

Divisors of 18888994943000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 25 26 28 35 40 50 52 53 56 65 70 91 100 104 106 125 130 140 175 182 200 212 250 260 265 280 325 350 364 371 424 455 500 520 530 650 689 700 728 742 875 910 1000 1060 1300 1325 1378 1400 1484 1625 1750 1820 1855 1979 2120 2275 2600 2650 2756 2968 3250 3445 3500 3640 3710 3958 4550 4823 5300 5512 6500 6625 6890 7000 7420 7916 9100 9275 9646 9895 10600 11375 13000 13250 13780 13853 14840 15832 17225 18200 18550 19292 19790 22750 24115 25727 26500 27560 27706 34450 37100 38584 39580 45500 46375 48230 49475 51454 53000 55412 68900 69265 74200 79160 86125 91000 92750 96460 98950 102908 104887 110824 120575 128635 137800 138530 172250 180089 185500 192920 197900 205816 209774 241150 247375 257270 277060 344500 346325 360178 371000 395800 419548 482300 494750 514540 524435 554120 602875 643175 689000 692650 720356 734209 839096 900445 964600 989500 1029080 1048870 1205750 1286350 1363531 1385300 1440712 1468418 1731625 1800890 1979000 2097740 2411500 2572700 2622175 2727062 2770600 2936836 3215875 3463250 3601780 3671045 3916441 4195480 4502225 4823000 5145400 5244350 5454124 5873672 6431750 6817655 6926500 7203560 7342090 7832882 9004450 9544717 10488700 10908248 12863500 13110875 13635310 13853000 14684180 15665764 18008900 18355225 19089434 19582205 20977400 22511125 25727000 26221750 27270620 27415087 29368360 31331528 34088275 36017800 36710450 38178868 39164410 45022250 47723585 50913733 52443500 54541240 54830174 68176550 73420900 76357736 78328820 90044500 91776125 95447170 97911025 101827466 104887000 109660348 136353100 137075435 146841800 156657640 170441375 180089000 183552250 190894340 195822050 203654932 207571373 219320696 238617925 254568665 272706200 274150870 340882750 356396131 367104500 381788680 391644100 407309864 415142746 477235850 489555125 509137330 548301740 681765500 685377175 712792262 734209000 783288200 830285492 954471700 979110250 1018274660 1037856865 1096603480 1193089625 1272843325 1363531000 1370754350 1425584524 1452999611 1660570984 1781980655 1908943400 1958220500 2036549320 2075713730 2386179250 2545686650 2698427849 2741508700 2851169048 2905999222 3426885875 3563961310 3916441000 4151427460 4772358500 5091373300 5189284325 5396855698 5483017400 5811998444 6364216625 6853771750 7127922620 7264998055 8302854920 8909903275 9544717000 10182746600 10378568650 10793711396 11623996888 12728433250 13492139245 13707543500 14255845240 14529996110 17819806550 18888994943 20757137300 21587422792 25456866500 25946421625 26984278490 27415087000 29059992220 35639613100 36324990275 37777989886 41514274600 44549516375 50913733000 51892843250 53968556980 58119984440 67460696225 71279226200 72649980550 75555979772 89099032750 94444974715 103785686500 107937113960 134921392450 145299961100 151111959544 178198065500 181624951375 188889949430 207571373000 269842784900 290599922200 337303481125 356396131000 363249902750 377779898860 472224873575 539685569800 674606962250 726499805500 755559797720 944449747150 1349213924500 1452999611000 1888899494300 2361124367875 2698427849000 3777798988600 4722248735750 9444497471500 18888994943000
• Sum of all divisors σ(n): 55454747886720
• Sum of proper divisors (its aliquot sum) s(n): 36565752943720
• 18888994943000 is an abundant number, because the sum of its proper divisors (36565752943720) is greater than itself. Its abundance is 17676758000720

Bases of 18888994943000

• Binary: 100010010110111101111110101010111000000011000₂
• Hexadecimal: 0x112DEFD57018
• Base-36: 6P1HFW108

Squares and roots of 18888994943000

• 18888994943000 squared (18888994943000²) is 356794129956679573249000000
• 18888994943000 cubed (18888994943000³) is 6739482516443805268171759079807000000000
• The square root of 18888994943000 is 4346147.1377531617
• The cube root of 18888994943000 is 26631.9489775015

Scales and comparisons

• 18,888,994,943,000 seconds is equal to 600,611 years, 31 weeks, 5 days, 15 hours, 43 minutes, 20 seconds.
• To count from 1 to 18,888,994,943,000 would take you about one million, five hundred one thousand, five hundred twenty-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 18888994943000 cubic inches would be around 2219.3 feet tall.

Recreational maths with 18888994943000

• 18888994943000 backwards is 00034949988881
• The number of decimal digits it has is: 14
• The sum of 18888994943000's digits is 71
• More coming soon!