18169623012

Names of 18169623012

• Cardinal: 18169623012 can be written as Eighteen billion, one hundred sixty-nine million, six hundred twenty-three thousand and twelve.

Scientific notation

• Scientific notation: 1.8169623012 × 10¹⁰

Factors of 18169623012

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 216

Divisors of 18169623012

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 12 19 38 57 76 79 113 114 158 226 228 237 316 339 452 474 678 948 1356 1501 2147 3002 4294 4503 6004 6241 6441 8588 8927 9006 12482 12769 12882 17854 18012 18723 24964 25538 25764 26781 35708 37446 38307 51076 53562 74892 76614 107124 118579 153228 169613 237158 242611 339226 355737 474316 485222 508839 678452 705233 711474 727833 970444 1008751 1017678 1410466 1422948 1455666 2017502 2035356 2115699 2820932 2911332 3026253 4035004 4231398 6052506 8462796 12105012 13399427 19166269 26798854 38332538 40198281 53597708 57498807 76665076 79691329 80396562 114997614 159382658 160793124 229995228 239073987 318765316 478147974 956295948 1514135251 3028270502 4542405753 6056541004 9084811506 18169623012
• Sum of all divisors σ(n): 45602728080
• Sum of proper divisors (its aliquot sum) s(n): 27433105068
• 18169623012 is an abundant number, because the sum of its proper divisors (27433105068) is greater than itself. Its abundance is 9263482056

Bases of 18169623012

• Binary: 10000111010111111100111000111100100₂
• Hexadecimal: 0x43AFE71E4
• Base-36: 8CHQ2UC

Squares and roots of 18169623012

• 18169623012 squared (18169623012²) is 330135200398199952144
• 18169623012 cubed (18169623012³) is 5998432134226365413852921137728
• The square root of 18169623012 is 134794.7440073239
• The cube root of 18169623012 is 2628.9478561631

Scales and comparisons

• 18,169,623,012 seconds is equal to 577 years, 38 weeks, 2 days, 13 hours, 30 minutes, 12 seconds.
• To count from 1 to 18,169,623,012 would take you about one thousand, one hundred fifty-five 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 18169623012 cubic inches would be around 219.1 feet tall.

Recreational maths with 18169623012

• 18169623012 backwards is 21032696181
• The number of decimal digits it has is: 11
• The sum of 18169623012's digits is 39
• More coming soon!