21346717743

Names of 21346717743

• Cardinal: 21346717743 can be written as Twenty-one billion, three hundred forty-six million, seven hundred seventeen thousand, seven hundred forty-three.

Scientific notation

• Scientific notation: 2.1346717743 × 10¹⁰

Factors of 21346717743

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2046

Divisors of 21346717743

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 13 17 39 51 73 79 117 153 219 221 237 657 663 711 949 1027 1241 1343 1861 1989 2847 3081 3723 4029 5583 5767 8541 9243 11169 12087 16133 16749 17301 17459 24193 31637 48399 51903 52377 72579 74971 94911 98039 135853 145197 147019 157131 217737 224913 284733 294117 407559 411281 441057 674739 882351 1222677 1233843 1274507 1323171 1766089 1911247 2309501 2499323 3701529 3823521 5298267 5733741 6928503 7497969 10732387 11470563 15894801 17201223 20785509 22493907 30023513 32197161 32491199 90070539 96591483 97473597 139521031 182450579 270211617 292420791 418563093 547351737 1255689279 1642055211 2371857527 7115572581 21346717743
• Sum of all divisors σ(n): 36111479040
• Sum of proper divisors (its aliquot sum) s(n): 14764761297
• 21346717743 is a deficient number, because the sum of its proper divisors (14764761297) is less than itself. Its deficiency is 6581956446

Bases of 21346717743

• Binary: 10011111000010111010001000000101111₂
• Hexadecimal: 0x4F85D102F
• Base-36: 9T1A8TR

Squares and roots of 21346717743

• 21346717743 squared (21346717743²) is 455682358399311014049
• 21346717743 cubed (21346717743³) is 9727322685214657502575110571407
• The square root of 21346717743 is 146105.1598780821
• The cube root of 21346717743 is 2774.0249906045

Scales and comparisons

• 21,346,717,743 seconds is equal to 678 years, 39 weeks, 3 days, 11 hours, 49 minutes, 3 seconds.
• To count from 1 to 21,346,717,743 would take you about one thousand, three hundred fifty-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 21346717743 cubic inches would be around 231.2 feet tall.

Recreational maths with 21346717743

• 21346717743 backwards is 34771764312
• The number of decimal digits it has is: 11
• The sum of 21346717743's digits is 45
• More coming soon!