18414062727921

Names of 18414062727921

• Cardinal: 18414062727921 can be written as Eighteen trillion, four hundred fourteen billion, sixty-two million, seven hundred twenty-seven thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.8414062727921 × 10¹³

Factors of 18414062727921

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1120

Divisors of 18414062727921

• Number of divisors d(n): 81
• Complete list of divisors:
  1 3 7 9 21 49 63 147 233 441 699 877 1631 2097 2631 4893 6139 7893 11417 14679 18417 34251 42973 54289 55251 102753 128919 162867 204341 380023 386757 488601 613023 769129 1140069 1430387 1839069 2307387 2660161 3420207 4291161 5383903 6922161 7980483 10012709 12873483 16151709 23941449 30038127 37687321 47611453 48455127 90114381 113061963 142834359 179207057 333280171 339185889 428503077 537621171 999840513 1254449399 1612863513 2332961197 2999521539 3763348197 6998883591 8781145793 11290044591 20996650773 26343437379 41755244281 79030312137 125265732843 292286709967 375797198529 876860129901 2046006969769 2630580389703 6138020909307 18414062727921
• Sum of all divisors σ(n): 31109470920801
• Sum of proper divisors (its aliquot sum) s(n): 12695408192880
• 18414062727921 is a deficient number, because the sum of its proper divisors (12695408192880) is less than itself. Its deficiency is 5718654535041

Bases of 18414062727921

• Binary: 100001011111101011011101010101111001011110001₂
• Hexadecimal: 0x10BF5BAAF2F1
• Base-36: 6IZAXIEI9

Squares and roots of 18414062727921

• 18414062727921 squared (18414062727921²) is 339077706147809380072982241
• 18414062727921 cubed (18414062727921³) is 6243798150645326025665011262778247850961
• 18414062727921 is a perfect square number. Its square root is 4291161
• The cube root of 18414062727921 is 26406.8464068889

Scales and comparisons

• 18,414,062,727,921 seconds is equal to 585,510 years, 12 weeks, 2 days, 25 minutes, 21 seconds.
• To count from 1 to 18,414,062,727,921 would take you about one million, four hundred sixty-three thousand, seven hundred seventy-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 18414062727921 cubic inches would be around 2200.6 feet tall.

Recreational maths with 18414062727921

• 18414062727921 backwards is 12972726041481
• The number of decimal digits it has is: 14
• The sum of 18414062727921's digits is 54
• More coming soon!