16218171018

Names of 16218171018

• Cardinal: 16218171018 can be written as Sixteen billion, two hundred eighteen million, one hundred seventy-one thousand and eighteen.

Scientific notation

• Scientific notation: 1.6218171018 × 10¹⁰

Factors of 16218171018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2367

Divisors of 16218171018

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 67 98 126 127 134 147 201 254 294 381 402 441 469 603 762 882 889 938 1143 1206 1407 1778 2161 2286 2667 2814 3283 4221 4322 5334 6223 6483 6566 8001 8442 8509 9849 12446 12966 15127 16002 17018 18669 19449 19698 25527 29547 30254 37338 38898 45381 51054 56007 59094 59563 76581 90762 105889 112014 119126 136143 144787 153162 178689 211778 272286 274447 289574 317667 357378 416941 434361 536067 548894 635334 823341 833882 868722 953001 1013509 1072134 1250823 1303083 1646682 1906002 1921129 2027018 2470023 2501646 2606166 3040527 3752469 3842258 4940046 5763387 6081054 7094563 7504938 9121581 11526774 13447903 14189126 17290161 18243162 18387949 21283689 26895806 34580322 36775898 40343709 42567378 55163847 63851067 80687418 110327694 121031127 127702134 128715643 165491541 242062254 257431286 330983082 386146929 772293858 901009501 1158440787 1802019002 2316881574 2703028503 5406057006 8109085509 16218171018
• Sum of all divisors σ(n): 41832520704
• Sum of proper divisors (its aliquot sum) s(n): 25614349686
• 16218171018 is an abundant number, because the sum of its proper divisors (25614349686) is greater than itself. Its abundance is 9396178668

Bases of 16218171018

• Binary: 1111000110101011011010011010001010₂
• Hexadecimal: 0x3C6ADA68A
• Base-36: 7G7VOUI

Squares and roots of 16218171018

• 16218171018 squared (16218171018²) is 263029071169095156324
• 16218171018 cubed (16218171018³) is 4265850458926078441578076217832
• The square root of 16218171018 is 127350.5831082057
• The cube root of 16218171018 is 2531.2436936505

Scales and comparisons

• 16,218,171,018 seconds is equal to 515 years, 35 weeks, 5 days, 7 hours, 30 minutes, 18 seconds.
• To count from 1 to 16,218,171,018 would take you about one thousand and thirty-one 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 16218171018 cubic inches would be around 210.9 feet tall.

Recreational maths with 16218171018

• 16218171018 backwards is 81017181261
• The number of decimal digits it has is: 11
• The sum of 16218171018's digits is 36
• More coming soon!