21401242863903

Names of 21401242863903

• Cardinal: 21401242863903 can be written as Twenty-one trillion, four hundred one billion, two hundred forty-two million, eight hundred sixty-three thousand, nine hundred three.

Scientific notation

• Scientific notation: 2.1401242863903 × 10¹³

Factors of 21401242863903

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10768

Divisors of 21401242863903

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 7 9 21 27 47 49 63 81 141 147 189 329 423 441 567 987 1269 1323 2303 2961 3807 3969 6909 8883 10711 20727 26649 32133 62181 74977 96399 186543 224931 289197 503417 524839 674793 867591 1510251 1574517 2024379 3523919 4530753 4723551 6073137 10571757 13592259 14170653 24667433 31715271 40776777 42511959 74002299 95145813 114725521 222006897 285437439 344176563 666020691 803078647 1032529689 1998062073 2409235941 3097589067 5392099487 5621550529 7227707823 9292767201 16176298461 16864651587 21683123469 37744696409 48528895383 50593954761 65049370407 113234089227 145586686149 151781864283 264212874863 339702267681 436760058447 455345592849 792638624589 1019106803043 2377915873767 3057320409129 7133747621301 21401242863903
• Sum of all divisors σ(n): 37984118352048
• Sum of proper divisors (its aliquot sum) s(n): 16582875488145
• 21401242863903 is a deficient number, because the sum of its proper divisors (16582875488145) is less than itself. Its deficiency is 4818367375758

Bases of 21401242863903

• Binary: 100110111011011011101011110101000100100011111₂
• Hexadecimal: 0x1376DD7A891F
• Base-36: 7L3LFFQXR

Squares and roots of 21401242863903

• 21401242863903 squared (21401242863903²) is 458013196119759081380393409
• 21401242863903 cubed (21401242863903³) is 9802051645031399249767723082979985215327
• The square root of 21401242863903 is 4626147.7347684217
• The cube root of 21401242863903 is 27763.8484519521

Scales and comparisons

• 21,401,242,863,903 seconds is equal to 680,493 years, 16 weeks, 6 days, 4 hours, 25 minutes, 3 seconds.
• To count from 1 to 21,401,242,863,903 would take you about one million, seven hundred one thousand, two hundred thirty-three 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 21401242863903 cubic inches would be around 2313.7 feet tall.

Recreational maths with 21401242863903

• 21401242863903 backwards is 30936824210412
• The number of decimal digits it has is: 14
• The sum of 21401242863903's digits is 45
• More coming soon!