18395593394490

Names of 18395593394490

• Cardinal: 18395593394490 can be written as Eighteen trillion, three hundred ninety-five billion, five hundred ninety-three million, three hundred ninety-four thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.839559339449 × 10¹³

Factors of 18395593394490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 71535

Divisors of 18395593394490

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 30 39 45 54 65 78 81 90 117 130 135 162 195 234 243 270 351 390 405 486 585 702 810 1053 1170 1215 1755 2106 2430 3159 3510 5265 6318 9371 10530 15795 18742 28113 31590 46855 56226 62141 84339 93710 121823 124282 140565 168678 186423 243646 253017 281130 310705 365469 372846 421695 506034 559269 609115 621410 730938 759051 807833 843390 932115 1096407 1118538 1218230 1265085 1518102 1615666 1677807 1827345 1864230 2192814 2277153 2423499 2530170 2796345 3289221 3355614 3654690 3795255 4039165 4554306 4846998 5033421 5482035 5592690 6578442 7270497 7590510 8078330 8389035 9867663 10066842 10964070 11385765 12117495 14540994 15100263 16446105 16778070 19735326 21811491 22771530 24234990 25167105 29602989 30200526 32892210 36352485 43622982 49338315 50334210 59205978 65434473 72704970 75501315 98676630 109057455 130868946 148014945 151002630 196303419 218114910 296029890 327172365 392606838 582323311 654344730 981517095 1164646622 1746969933 1963034190 2911616555 3493939866 5240909799 5823233110 7570203043 8734849665 10481819598 15140406086 15722729397 17469699330 22710609129 26204548995 31445458794 37851015215 45421218258 47168188191 52409097990 68131827387 75702030430 78613646985 94336376382 113553045645 136263654774 141504564573 157227293970 204395482161 227106091290 235840940955 283009129146 340659136935 408790964322 471681881910 613186446483 681318273870 707522822865 1021977410805 1226372892966 1415045645730 1839559339449 2043954821610 3065932232415 3679118678898 6131864464830 9197796697245 18395593394490
• Sum of all divisors σ(n): 53421912415872
• Sum of proper divisors (its aliquot sum) s(n): 35026319021382
• 18395593394490 is an abundant number, because the sum of its proper divisors (35026319021382) is greater than itself. Its abundance is 16630725626892

Bases of 18395593394490

• Binary: 100001011101100001110110011110100100100111010₂
• Hexadecimal: 0x10BB0ECF493A
• Base-36: 6IQTHCHMI

Squares and roots of 18395593394490

• 18395593394490 squared (18395593394490²) is 338397856335404120762360100
• 18395593394490 cubed (18395593394490³) is 6225029370713136041820797718582735849000
• The square root of 18395593394490 is 4289008.4395452057
• The cube root of 18395593394490 is 26398.0147508961

Scales and comparisons

• 18,395,593,394,490 seconds is equal to 584,922 years, 50 weeks, 2 days, 14 hours, 1 minute, 30 seconds.
• To count from 1 to 18,395,593,394,490 would take you about one million, four hundred sixty-two thousand, three hundred seven 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 18395593394490 cubic inches would be around 2199.8 feet tall.

Recreational maths with 18395593394490

• 18395593394490 backwards is 09449339559381
• The number of decimal digits it has is: 14
• The sum of 18395593394490's digits is 72
• More coming soon!