18363531872905616115481

Names of 18363531872905616115481

• Cardinal: 18363531872905616115481 can be written as Eighteen sextillion, three hundred sixty-three quintillion, five hundred thirty-one quadrillion, eight hundred seventy-two trillion, nine hundred five billion, six hundred sixteen million, one hundred fifteen thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 1.8363531872905616115481 × 10²²

Factors of 18363531872905616115481

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5223

Divisors of 18363531872905616115481

• Number of divisors d(n): 105
• Complete list of divisors:
  1 7 49 283 343 1981 2401 4933 13867 16807 34531 80089 97069 117649 241717 560623 679483 1396039 1692019 3924361 4756381 9772273 11844133 22665187 24334489 27470527 33294667 68405911 82908931 158656309 170341423 192293689 395079037 478841377 580362517 1110594163 1192389961 1346055823 2765553259 3351889639 6414247921 6886660387 7774159141 8346729727 9422390761 19358872813 23463227473 44899735447 48206622709 54419113987 58427108089 111807367471 135512109691 164242592311 314298148129 337446358963 380933797909 408989756623 782651572297 948584767837 1948924889521 2200087036903 2362124512741 2666536585363 2862928296361 5478561006079 6640093374859 13642474226647 15400609258321 16534871589187 31641484994293 38349927042553 46480653624013 95497319586529 107804264808247 115744101124309 221490394960051 268449489297871 551545743734443 668481237105703 754629853657729 810208707870163 1550432764720357 1879146425085097 3860820206141101 4679368659739921 10853029353042499 13154024975595679 27025741442987707 32755580618179447 75971205471297493 156087445476847369 189180190100913949 229289064327256129 531798438299082451 1092612118337931583 1324261330706397643 3722589068093577157 7648284828365521081 9269829314944783501 53537993798558647567 64888805204613484507 374765956589910532969 2623361696129373730783 18363531872905616115481
• Sum of all divisors σ(n): 21504425769721151906991
• Sum of proper divisors (its aliquot sum) s(n): 3140893896815535791510
• 18363531872905616115481 is a deficient number, because the sum of its proper divisors (3140893896815535791510) is less than itself. Its deficiency is 15222637976090080323971

Bases of 18363531872905616115481

• Binary: 11111000110111110100110010111000000011111011110110111100110100011100011001₂
• Hexadecimal: 0x3E37D32E03EF6F34719
• Base-36: 2ZNHI7Y38ZWDBFD

Squares and roots of 18363531872905616115481

• 18363531872905616115481 squared (18363531872905616115481²) is 337219302847220445185684492769482895927861361
• 18363531872905616115481 cubed (18363531872905616115481³) is 6192537415993944226887056843895695786422100047312058190948733829641
• 18363531872905616115481 is a perfect square number. Its square root is 135512109691
• The cube root of 18363531872905616115481 is 26382669.5414385561

Scales and comparisons

• 18,363,531,872,905,616,115,481 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,363,531,872,905,616,115,481 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18363531872905616115481 cubic inches would be around 2198555.8 feet tall.

Recreational maths with 18363531872905616115481

• 18363531872905616115481 backwards is 18451161650927813536381
• The number of decimal digits it has is: 23
• The sum of 18363531872905616115481's digits is 94
• More coming soon!