997958689939375394401

Names of 997958689939375394401

• Cardinal: 997958689939375394401 can be written as Nine hundred ninety-seven quintillion, nine hundred fifty-eight quadrillion, six hundred eighty-nine trillion, nine hundred thirty-nine billion, three hundred seventy-five million, three hundred ninety-four thousand, four hundred one.

Scientific notation

• Scientific notation: 9.97958689939375394401 × 10²⁰

Factors of 997958689939375394401

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 41399535595251

Divisors of 997958689939375394401

• Number of divisors d(n): 8
• Complete list of divisors:
  1 61 395173 24105553 41399535200017 2525371647201037 16359978523596317941 997958689939375394401
• Sum of all divisors σ(n): 1014321235234178614184
• Sum of proper divisors (its aliquot sum) s(n): 16362545294803219783
• 997958689939375394401 is a deficient number, because the sum of its proper divisors (16362545294803219783) is less than itself. Its deficiency is 981596144644572174618

Bases of 997958689939375394401

• Binary: 1101100001100101110101011111010001011010001110101010100000111001100001₂
• Hexadecimal: 0x3619757D168EAA0E61
• Base-36: 5UM0SV3HXBA3C1

Squares and roots of 997958689939375394401

• 997958689939375394401 squared (997958689939375394401²) is 995921546825514396032985932184034302148801
• 997958689939375394401 cubed (997958689939375394401³) is 993888562152386654257377016941011248754509190778231741164263201
• The square root of 997958689939375394401 is 31590484167.5365177427
• The cube root of 997958689939375394401 is 9993190.9979326107

Scales and comparisons

• 997,958,689,939,375,394,401 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 997,958,689,939,375,394,401 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 997958689939375394401 cubic inches would be around 832765.9 feet tall.

Recreational maths with 997958689939375394401

• 997958689939375394401 backwards is 104493573939986859799
• The number of decimal digits it has is: 21
• The sum of 997958689939375394401's digits is 127
• More coming soon!