421421045759999999

Names of 421421045759999999

• Cardinal: 421421045759999999 can be written as Four hundred twenty-one quadrillion, four hundred twenty-one trillion, forty-five billion, seven hundred fifty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 4.21421045759999999 × 10¹⁷

Factors of 421421045759999999

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 36166994

Divisors of 421421045759999999

• Number of divisors d(n): 16
• Complete list of divisors:
  1 7 13537 94759 123433 864031 36030017 252210119 1670912521 11696387647 487738340129 3414168380903 4447293088361 31131051618527 60203006537142857 421421045759999999
• Sum of all divisors σ(n): 481663546205206848
• Sum of proper divisors (its aliquot sum) s(n): 60242500445206849
• 421421045759999999 is a deficient number, because the sum of its proper divisors (60242500445206849) is less than itself. Its deficiency is 361178545314793150

Bases of 421421045759999999

• Binary: 10111011001001100000011010101010101011001011111111111111111₂
• Hexadecimal: 0x5D930355565FFFF
• Base-36: 379HAJROJJZZ

Squares and roots of 421421045759999999

• 421421045759999999 squared (421421045759999999²) is 177595697809452013134757908480000001
• 421421045759999999 cubed (421421045759999999³) is 74842564693336208410191235786619959331463137279999999
• The square root of 421421045759999999 is 649169504.6442030759
• The cube root of 421421045759999999 is 749730.8935338283

Scales and comparisons

• 421,421,045,759,999,999 seconds is equal to 13,399,885,714 years, 14 weeks, 5 days, 23 hours, 59 minutes, 59 seconds.
• To count from 1 to 421,421,045,759,999,999 would take you about forty billion, one hundred ninety-nine million, six hundred fifty-seven thousand, one 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 421421045759999999 cubic inches would be around 62477.6 feet tall.

Recreational maths with 421421045759999999

• 421421045759999999 backwards is 999999957540124124
• The number of decimal digits it has is: 18
• The sum of 421421045759999999's digits is 98
• More coming soon!