18164623715955

Names of 18164623715955

• Cardinal: 18164623715955 can be written as Eighteen trillion, one hundred sixty-four billion, six hundred twenty-three million, seven hundred fifteen thousand, nine hundred fifty-five.

Scientific notation

• Scientific notation: 1.8164623715955 × 10¹³

Factors of 18164623715955

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1613849

Divisors of 18164623715955

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 5 9 15 45 61 183 305 549 915 2745 4111 12333 20555 36999 61665 184995 250771 752313 1253855 1609669 2256939 3761565 4829007 8048345 11284695 14487021 24145035 72435105 98189809 294569427 490949045 883708281 1472847135 4418541405 6617349259 19852047777 33086746295 59556143331 99260238885 297780716655 403658304799 1210974914397 2018291523995 3632924743191 6054874571985 18164623715955
• Sum of all divisors σ(n): 32009305261440
• Sum of proper divisors (its aliquot sum) s(n): 13844681545485
• 18164623715955 is a deficient number, because the sum of its proper divisors (13844681545485) is less than itself. Its deficiency is 4319942170470

Bases of 18164623715955

• Binary: 100001000010101000111111100011010111001110011₂
• Hexadecimal: 0x108547F1AE73
• Base-36: 6FSPNYP2R

Squares and roots of 18164623715955

• 18164623715955 squared (18164623715955²) is 329953554742234832521562025
• 18164623715955 cubed (18164623715955³) is 5993482165634455195699053073216514608875
• The square root of 18164623715955 is 4261997.6203600819
• The cube root of 18164623715955 is 26287.0671936383

Scales and comparisons

• 18,164,623,715,955 seconds is equal to 577,578 years, 44 weeks, 9 hours, 59 minutes, 15 seconds.
• To count from 1 to 18,164,623,715,955 would take you about one million, four hundred forty-three thousand, nine hundred forty-seven 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 18164623715955 cubic inches would be around 2190.6 feet tall.

Recreational maths with 18164623715955

• 18164623715955 backwards is 55951732646181
• The number of decimal digits it has is: 14
• The sum of 18164623715955's digits is 63
• More coming soon!