4994555449777921

Names of 4994555449777921

• Cardinal: 4994555449777921 can be written as Four quadrillion, nine hundred ninety-four trillion, five hundred fifty-five billion, four hundred forty-nine million, seven hundred seventy-seven thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.994555449777921 × 10¹⁵

Factors of 4994555449777921

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7732

Divisors of 4994555449777921

• Number of divisors d(n): 36
• Complete list of divisors:
  1 37 73 1369 2701 3469 4153 99937 128353 153661 253237 303169 4749061 5685457 9369769 11217253 12033961 14406757 346681453 415038361 445256557 533050009 878479153 1051693261 16474492609 19722850333 32503728661 38912650657 49977040033 1202637960457 1439768074309 1849150481221 3648323922409 68418567805177 134987985129133 4994555449777921
• Sum of all divisors σ(n): 5206263202524132
• Sum of proper divisors (its aliquot sum) s(n): 211707752746211
• 4994555449777921 is a deficient number, because the sum of its proper divisors (211707752746211) is less than itself. Its deficiency is 4782847697031710

Bases of 4994555449777921

• Binary: 10001101111101000010110001111011001010001111100000001₂
• Hexadecimal: 0x11BE858F651F01
• Base-36: 1D6F73J7401

Squares and roots of 4994555449777921

• 4994555449777921 squared (4994555449777921²) is 24945584140906330740488219082241
• 4994555449777921 cubed (4994555449777921³) is 124592103218857391758979633253483901557885000961
• The square root of 4994555449777921 is 70672168.8486912151
• The cube root of 4994555449777921 is 170935.5051261035

Scales and comparisons

• 4,994,555,449,777,921 seconds is equal to 158,811,414 years, 6 weeks, 4 days, 19 hours, 12 minutes, 1 second.
• To count from 1 to 4,994,555,449,777,921 would take you about four hundred seventy-six million, four hundred thirty-four thousand, two hundred forty-two 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 4994555449777921 cubic inches would be around 14244.6 feet tall.

Recreational maths with 4994555449777921

• 4994555449777921 backwards is 1297779445554994
• The number of decimal digits it has is: 16
• The sum of 4994555449777921's digits is 91
• More coming soon!