18012816149258375

Names of 18012816149258375

• Cardinal: 18012816149258375 can be written as Eighteen quadrillion, twelve trillion, eight hundred sixteen billion, one hundred forty-nine million, two hundred fifty-eight thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.8012816149258375 × 10¹⁶

Factors of 18012816149258375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 260

Divisors of 18012816149258375

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 19 25 37 95 125 185 199 361 475 703 925 995 1369 1805 2375 3515 3781 4625 4975 6845 7363 9025 13357 17575 18905 24875 26011 34225 36815 39601 45125 50653 66785 71839 87875 94525 130055 139897 171125 184075 198005 253265 272431 333925 359195 472625 494209 650275 699485 752419 920375 962407 990025 1266325 1362155 1465237 1669625 1795975 2471045 2658043 3251375 3497425 3762095 4812035 4950125 5176189 6331625 6810775 7326185 7880599 8979875 10079947 12355225 13290215 14295961 17487125 18285733 18810475 24060175 25880945 27839503 34053875 36630925 39402995 50399735 54213769 61776125 66451075 71479805 91428665 94052375 98347591 120300875 129404725 139197515 149731381 183154625 191518993 197014975 251998675 271068845 291582163 332255375 357399025 457143325 491737955 528950557 647023625 695987575 748656905 957594965 985074875 1030061611 1259993375 1355344225 1457910815 1786995125 2005909453 2285716625 2458689775 2644752785 2844896239 3479937875 3638860867 3743284525 4787974825 5150308055 5540061097 6776721125 7289554075 10029547265 10788540031 12293448875 13223763925 14224481195 18194304335 18716422625 19571170609 23939874125 25751540275 27700305485 36447770375 38112279607 50147736325 53942700155 66118819625 71122405975 90971521675 97855853045 105261160843 128757701375 138501527425 190561398035 204982260589 250738681625 269713500775 355612029875 399175981147 454857608375 489279265225 526305804215 692507637125 724133312533 952806990175 1024911302945 1348567503875 1995879905735 2446396326125 2631529021075 3620666562665 3894662951191 4764034950875 5124556514725 7584343641793 9979399528675 13157645105375 18103332813325 19473314755955 25622782573625 37921718208965 49896997643375 90516664066625 97366573779775 144102529194067 189608591044825 486832868898875 720512645970335 948042955224125 3602563229851675 18012816149258375
• Sum of all divisors σ(n): 24507603922464000
• Sum of proper divisors (its aliquot sum) s(n): 6494787773205625
• 18012816149258375 is a deficient number, because the sum of its proper divisors (6494787773205625) is less than itself. Its deficiency is 11518028376052750

Bases of 18012816149258375

• Binary: 111111111111101000111110010011111110110010000010000111₂
• Hexadecimal: 0x3FFE8F93FB2087
• Base-36: 4XD0DI24Y9Z

Squares and roots of 18012816149258375

• 18012816149258375 squared (18012816149258375²) is 324461545626983312946062507640625
• 18012816149258375 cubed (18012816149258375³) is 5844466168883058101439727317074924788864771484375
• The square root of 18012816149258375 is 134211833.1193579033
• The cube root of 18012816149258375 is 262136.3243179767

Scales and comparisons

• 18,012,816,149,258,375 seconds is equal to 572,751,836 years, 12 weeks, 6 days, 4 hours, 39 minutes, 35 seconds.
• To count from 1 to 18,012,816,149,258,375 would take you about one billion, seven hundred eighteen million, two hundred fifty-five thousand, five hundred 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 18012816149258375 cubic inches would be around 21844.7 feet tall.

Recreational maths with 18012816149258375

• 18012816149258375 backwards is 57385294161821081
• The number of decimal digits it has is: 17
• The sum of 18012816149258375's digits is 71
• More coming soon!