18399153893184

Names of 18399153893184

• Cardinal: 18399153893184 can be written as Eighteen trillion, three hundred ninety-nine billion, one hundred fifty-three million, eight hundred ninety-three thousand, one hundred eighty-four.

Scientific notation

• Scientific notation: 1.8399153893184 × 10¹³

Factors of 18399153893184

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 713077

Divisors of 18399153893184

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 144 162 192 216 243 288 324 432 486 576 648 864 972 1296 1663 1728 1944 2592 3326 3888 4989 5184 6652 7776 9978 13304 14967 15552 19956 26608 29934 39912 44901 53216 59868 79824 89802 106432 119736 134703 159648 179604 239472 269406 319296 359208 404109 478944 538812 711409 718416 808218 957888 1077624 1422818 1436832 1616436 2134227 2155248 2845636 2873664 3232872 4268454 4310496 5691272 6402681 6465744 8536908 8620992 11382544 12805362 12931488 17073816 19208043 22765088 25610724 25862976 34147632 38416086 45530176 51221448 57624129 68295264 76832172 102442896 115248258 136590528 153664344 172872387 204885792 230496516 307328688 345744774 409771584 460993032 614657376 691489548 921986064 1183073167 1229314752 1382979096 1843972128 2366146334 2765958192 3549219501 3687944256 4732292668 5531916384 7098439002 9464585336 10647658503 11063832768 14196878004 18929170672 21295317006 28393756008 31942975509 37858341344 42590634012 56787512016 63885951018 75716682688 85181268024 95828926527 113575024032 127771902036 170362536048 191657853054 227150048064 255543804072 287486779581 340725072096 383315706108 511087608144 574973559162 681450144192 766631412216 1022175216288 1149947118324 1533262824432 2044350432576 2299894236648 3066525648864 4599788473296 6133051297728 9199576946592 18399153893184
• Sum of all divisors σ(n): 54724070302720
• Sum of proper divisors (its aliquot sum) s(n): 36324916409536
• 18399153893184 is an abundant number, because the sum of its proper divisors (36324916409536) is greater than itself. Its abundance is 17925762516352

Bases of 18399153893184

• Binary: 100001011101111100011000010000010111101000000₂
• Hexadecimal: 0x10BBE3082F40
• Base-36: 6ISGD6C00

Squares and roots of 18399153893184

• 18399153893184 squared (18399153893184²) is 338528863985067944081657856
• 18399153893184 cubed (18399153893184³) is 6228644665746019668192793952827458453504
• The square root of 18399153893184 is 4289423.4919373489
• The cube root of 18399153893184 is 26399.7177680571

Scales and comparisons

• 18,399,153,893,184 seconds is equal to 585,036 years, 9 weeks, 3 days, 1 hour, 26 minutes, 24 seconds.
• To count from 1 to 18,399,153,893,184 would take you about one million, four hundred sixty-two thousand, five hundred ninety 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 18399153893184 cubic inches would be around 2200 feet tall.

Recreational maths with 18399153893184

• 18399153893184 backwards is 48139835199381
• 18399153893184 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18399153893184's digits is 72
• More coming soon!