18064242378

Names of 18064242378

• Cardinal: 18064242378 can be written as Eighteen billion, sixty-four million, two hundred forty-two thousand, three hundred seventy-eight.

Scientific notation

• Scientific notation: 1.8064242378 × 10¹⁰

Factors of 18064242378

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 985

Divisors of 18064242378

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 27 39 42 54 63 78 81 91 117 126 162 173 182 189 234 243 273 346 351 378 486 519 546 567 702 729 787 819 1038 1053 1134 1211 1458 1557 1574 1638 1701 2106 2249 2361 2422 2457 3114 3159 3402 3633 4498 4671 4722 4914 5103 5509 6318 6747 7083 7266 7371 9342 9477 10206 10231 10899 11018 13494 14013 14166 14742 15743 16527 18954 20241 20462 21249 21798 22113 28026 30693 31486 32697 33054 40482 42039 42498 44226 47229 49581 60723 61386 63747 65394 66339 71617 84078 92079 94458 98091 99162 121446 126117 127494 132678 136151 141687 143234 148743 182169 184158 191241 196182 214851 252234 272302 276237 283374 294273 297486 364338 382482 408453 425061 429702 446229 546507 552474 573723 588546 644553 816906 828711 850122 882819 892458 953057 1093014 1147446 1225359 1275183 1289106 1338687 1639521 1657422 1765638 1769963 1906114 1933659 2450718 2486133 2550366 2677374 2859171 3279042 3539926 3676077 3825549 3867318 4016061 4972266 5309889 5718342 5800977 7352154 7458399 7651098 8032122 8577513 10619778 11028231 11476647 11601954 12389741 14916798 15929667 17155026 17402931 22056462 22953294 24779482 25732539 31859334 33084693 34805862 37169223 47789001 51465078 52208793 66169386 74338446 77197617 95578002 99254079 104417586 111507669 143367003 154395234 198508158 223015338 231592851 286734006 334523007 430101009 463185702 669046014 694778553 860202018 1003569021 1290303027 1389557106 2007138042 2580606054 3010707063 6021414126 9032121189 18064242378
• Sum of all divisors σ(n): 50354107776
• Sum of proper divisors (its aliquot sum) s(n): 32289865398
• 18064242378 is an abundant number, because the sum of its proper divisors (32289865398) is greater than itself. Its abundance is 14225623020

Bases of 18064242378

• Binary: 10000110100101101100111011011001010₂
• Hexadecimal: 0x434B676CA
• Base-36: 8AQZEMI

Squares and roots of 18064242378

• 18064242378 squared (18064242378²) is 326316852691131094884
• 18064242378 cubed (18064242378³) is 5894666719038713668957091794152
• The square root of 18064242378 is 134403.2826161623
• The cube root of 18064242378 is 2623.8555193733

Scales and comparisons

• 18,064,242,378 seconds is equal to 574 years, 20 weeks, 21 hours, 6 minutes, 18 seconds.
• To count from 1 to 18,064,242,378 would take you about one thousand, one hundred forty-eight 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 18064242378 cubic inches would be around 218.7 feet tall.

Recreational maths with 18064242378

• 18064242378 backwards is 87324246081
• The number of decimal digits it has is: 11
• The sum of 18064242378's digits is 45
• More coming soon!