18149345064

Names of 18149345064

• Cardinal: 18149345064 can be written as Eighteen billion, one hundred forty-nine million, three hundred forty-five thousand and sixty-four.

Scientific notation

• Scientific notation: 1.8149345064 × 10¹⁰

Factors of 18149345064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 432

Divisors of 18149345064

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 31 36 62 72 83 93 124 166 186 248 249 279 313 332 372 498 558 626 664 744 747 939 996 1116 1252 1494 1878 1992 2232 2504 2573 2817 2988 3756 5146 5634 5976 7512 7719 9703 10292 11268 15438 19406 20584 22536 23157 25979 29109 30876 38812 46314 51958 58218 61752 77624 77937 87327 92628 97969 103916 116436 155874 174654 185256 195938 207832 232872 233811 293907 311748 349308 391876 467622 587814 623496 698616 783752 805349 881721 935244 1175628 1610698 1763442 1870488 2351256 2416047 3037039 3221396 3526884 4832094 6074078 6442792 7053768 7248141 8131427 9111117 9664188 12148156 14496282 16262854 18222234 19328376 24296312 24394281 27333351 28992564 32525708 36444468 48788562 54666702 57985128 65051416 72888936 73182843 97577124 109333404 146365686 195154248 218666808 252074237 292731372 504148474 585462744 756222711 1008296948 1512445422 2016593896 2268668133 3024890844 4537336266 6049781688 9074672532 18149345064
• Sum of all divisors σ(n): 51516017280
• Sum of proper divisors (its aliquot sum) s(n): 33366672216
• 18149345064 is an abundant number, because the sum of its proper divisors (33366672216) is greater than itself. Its abundance is 15217327152

Bases of 18149345064

• Binary: 10000111001110010010000011100101000₂
• Hexadecimal: 0x439C90728
• Base-36: 8C5NGA0

Squares and roots of 18149345064

• 18149345064 squared (18149345064²) is 329398726252141164096
• 18149345064 cubed (18149345064³) is 5978371146392185456016951622144
• The square root of 18149345064 is 134719.5051356709
• The cube root of 18149345064 is 2627.9694922199

Scales and comparisons

• 18,149,345,064 seconds is equal to 577 years, 4 weeks, 5 days, 20 hours, 44 minutes, 24 seconds.
• To count from 1 to 18,149,345,064 would take you about one thousand, one hundred fifty-four 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 18149345064 cubic inches would be around 219 feet tall.

Recreational maths with 18149345064

• 18149345064 backwards is 46054394181
• The number of decimal digits it has is: 11
• The sum of 18149345064's digits is 45
• More coming soon!