18420571980077085

Names of 18420571980077085

• Cardinal: 18420571980077085 can be written as Eighteen quadrillion, four hundred twenty trillion, five hundred seventy-one billion, nine hundred eighty million, seventy-seven thousand and eighty-five.

Scientific notation

• Scientific notation: 1.8420571980077085 × 10¹⁶

Factors of 18420571980077085

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 115115709

Divisors of 18420571980077085

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 7 9 13 15 21 23 35 39 45 63 65 69 91 105 115 117 161 195 207 273 299 315 345 455 483 585 805 819 897 1035 1365 1449 1495 1699 2093 2415 2691 4095 4485 5097 6279 7245 8495 10465 11893 13455 15291 18837 22087 25485 31395 35679 39077 59465 66261 76455 94185 107037 110435 117231 154609 178395 195385 198783 273539 331305 351693 463827 508001 535185 586155 773045 820617 993915 1367695 1391481 1524003 1758465 2319135 2461851 2540005 3556007 4103085 4572009 6957405 7620015 10668021 12309255 17780035 22860045 32004063 53340105 115113959 160020315 345341877 575569795 805797713 1036025631 1496481467 1726709385 2417393139 2647621057 4028988565 4489444401 5180128155 7252179417 7482407335 7942863171 10475370269 12086965695 13238105285 13468333203 18533347399 22447222005 23828589513 31426110807 34419073741 36260897085 39714315855 52376851345 55600042197 67341666015 92666736995 94278332421 103257221223 119142947565 157130554035 166800126591 172095368705 195578616341 240933516187 278000210985 309771663669 471391662105 516286106115 586735849023 722800548561 834000632955 977893081705 1204667580935 1369050314387 1548858318345 1760207547069 2168401645683 2542522012433 2933679245115 3614002742805 4107150943161 4498308175843 6845251571935 7627566037299 8801037735345 10842008228415 12321452829483 12712610062165 13494924527529 17797654087031 20535754715805 22491540879215 22882698111897 31488157230901 38137830186495 40484773582587 53392962261093 58478006285959 61607264147415 67474622637645 88988270435155 94464471692703 114413490559485 157440786154505 160178886783279 175434018857877 202423867912935 266964811305465 283393415078109 292390031429795 409346044001713 472322358463515 526302056573631 800894433916395 877170094289385 1228038132005139 1416967075390545 2046730220008565 2631510282868155 3684114396015417 6140190660025695 18420571980077085
• Sum of all divisors σ(n): 41029930626048000
• Sum of proper divisors (its aliquot sum) s(n): 22609358645970915
• 18420571980077085 is an abundant number, because the sum of its proper divisors (22609358645970915) is greater than itself. Its abundance is 4188786665893830

Bases of 18420571980077085

• Binary: 1000001011100010110100110100001011011101001100000011101₂
• Hexadecimal: 0x417169A16E981D
• Base-36: 51DJPXZV319

Squares and roots of 18420571980077085

• 18420571980077085 squared (18420571980077085²) is 339317472073201019982162542097225
• 18420571980077085 cubed (18420571980077085³) is 6250421918422195504925606123387038270313064589125
• The square root of 18420571980077085 is 135722407.8038592897
• The cube root of 18420571980077085 is 264099.5759016513

Scales and comparisons

• 18,420,571,980,077,085 seconds is equal to 585,717,210 years, 20 weeks, 4 days, 5 hours, 24 minutes, 45 seconds.
• To count from 1 to 18,420,571,980,077,085 would take you about one billion, seven hundred fifty-seven million, one hundred fifty-one thousand, six hundred 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 18420571980077085 cubic inches would be around 22008.3 feet tall.

Recreational maths with 18420571980077085

• 18420571980077085 backwards is 58077008917502481
• The number of decimal digits it has is: 17
• The sum of 18420571980077085's digits is 72
• More coming soon!