1218463286612445

Names of 1218463286612445

• Cardinal: 1218463286612445 can be written as One quadrillion, two hundred eighteen trillion, four hundred sixty-three billion, two hundred eighty-six million, six hundred twelve thousand, four hundred forty-five.

Scientific notation

• Scientific notation: 1.218463286612445 × 10¹⁵

Factors of 1218463286612445

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1706495455

Divisors of 1218463286612445

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 5 9 15 27 41 43 45 81 123 129 135 205 215 369 387 405 615 645 1107 1161 1763 1845 1935 3321 3483 5289 5535 5805 8815 15867 16605 17415 26445 47601 79335 142803 238005 714015 1706495363 5119486089 8532476815 15358458267 25597430445 46075374801 69966309883 73379300609 76792291335 138226124403 209898929649 220137901827 230376874005 349831549415 366896503045 629696788947 660413705481 691130622015 1049494648245 1100689509135 1889090366841 1981241116443 3008551324969 3148483944735 3302068527405 5667271100523 5943723349329 9025653974907 9445451834205 9906205582215 15042756624845 27076961924721 28336355502615 29718616746645 45128269874535 81230885774163 135384809623605 243692657322489 406154428870815 1218463286612445
• Sum of all divisors σ(n): 2289516092119872
• Sum of proper divisors (its aliquot sum) s(n): 1071052805507427
• 1218463286612445 is a deficient number, because the sum of its proper divisors (1071052805507427) is less than itself. Its deficiency is 147410481105018

Bases of 1218463286612445

• Binary: 100010101000010111110010111010111101101000111011101₂
• Hexadecimal: 0x4542F975ED1DD
• Base-36: BZWQB124T9

Squares and roots of 1218463286612445

• 1218463286612445 squared (1218463286612445²) is 1484652780822401290763628878025
• 1218463286612445 cubed (1218463286612445³) is 1808994906799169031505268250524565378352021125
• The square root of 1218463286612445 is 34906493.4734562677
• The cube root of 1218463286612445 is 106808.0901226495

Scales and comparisons

• 1,218,463,286,612,445 seconds is equal to 38,743,363 years, 29 weeks, 19 hours, 45 seconds.
• To count from 1 to 1,218,463,286,612,445 would take you about one hundred sixteen million, two hundred thirty thousand and ninety 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 1218463286612445 cubic inches would be around 8900.7 feet tall.

Recreational maths with 1218463286612445

• 1218463286612445 backwards is 5442166823648121
• The number of decimal digits it has is: 16
• The sum of 1218463286612445's digits is 63
• More coming soon!