844385420702614221

Names of 844385420702614221

• Cardinal: 844385420702614221 can be written as Eight hundred forty-four quadrillion, three hundred eighty-five trillion, four hundred twenty billion, seven hundred two million, six hundred fourteen thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 8.44385420702614221 × 10¹⁷

Factors of 844385420702614221

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 407191594945

Divisors of 844385420702614221

• Number of divisors d(n): 20
• Complete list of divisors:
  1 3 9 27 81 25601 76803 230409 691227 2073681 407191569341 1221574708023 3664724124069 10994172372207 32982517116621 10424511366698941 31273534100096823 93820602300290469 281461806900871407 844385420702614221
• Sum of all divisors σ(n): 1261415145553559964
• Sum of proper divisors (its aliquot sum) s(n): 417029724850945743
• 844385420702614221 is a deficient number, because the sum of its proper divisors (417029724850945743) is less than itself. Its deficiency is 427355695851668478

Bases of 844385420702614221

• Binary: 101110110111110111000001000011111110011111111000001011001101₂
• Hexadecimal: 0xBB7DC10FE7F82CD
• Base-36: 6EY5NF6CU3T9

Squares and roots of 844385420702614221

• 844385420702614221 squared (844385420702614221²) is 712986738695130808687782383551436841
• 844385420702614221 cubed (844385420702614221³) is 602035607308472901840382666442947340227774229469915861
• The square root of 844385420702614221 is 918904467.6693079509
• The cube root of 844385420702614221 is 945177.9367642377

Scales and comparisons

• 844,385,420,702,614,221 seconds is equal to 26,848,844,522 years, 38 weeks, 6 days, 6 hours, 10 minutes, 21 seconds.
• To count from 1 to 844,385,420,702,614,221 would take you about eighty billion, five hundred forty-six million, five hundred thirty-three thousand, five hundred sixty-eight 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 844385420702614221 cubic inches would be around 78764.8 feet tall.

Recreational maths with 844385420702614221

• 844385420702614221 backwards is 122416207024583448
• The number of decimal digits it has is: 18
• The sum of 844385420702614221's digits is 63
• More coming soon!