998388394016322355201

Names of 998388394016322355201

• Cardinal: 998388394016322355201 can be written as Nine hundred ninety-eight quintillion, three hundred eighty-eight quadrillion, three hundred ninety-four trillion, sixteen billion, three hundred twenty-two million, three hundred fifty-five thousand, two hundred one.

Scientific notation

• Scientific notation: 9.98388394016322355201 × 10²⁰

Factors of 998388394016322355201

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3985032465

Divisors of 998388394016322355201

• Number of divisors d(n): 32
• Complete list of divisors:
  1 17 23 391 673 11441 15479 263143 952313 16189321 21903199 372354383 640906649 3984079439 10895413033 14740852927 67729350463 91633827097 250594499759 1557775060649 2681285462447 45581852861599 61669565636281 1048382615816777 3794090642792407 64499540927470919 87264084784225361 1483489441331831137 2553423002599289911 43408191044187928487 58728729059783667953 998388394016322355201
• Sum of all divisors σ(n): 1104718944594305018880
• Sum of proper divisors (its aliquot sum) s(n): 106330550577982663679
• 998388394016322355201 is a deficient number, because the sum of its proper divisors (106330550577982663679) is less than itself. Its deficiency is 892057843438339691522

Bases of 998388394016322355201

• Binary: 1101100001111101101100000110101010101101011111101000000000000000000001₂
• Hexadecimal: 0x361F6C1AAB5FA00001
• Base-36: 5UPABWH9OV0G01

Squares and roots of 998388394016322355201

• 998388394016322355201 squared (998388394016322355201²) is 996779385306491335991114293667307611750401
• 998388394016322355201 cubed (998388394016322355201³) is 995172969684724869899089989762023619680484403006315046476185601
• The square root of 998388394016322355201 is 31597284598.7803571449
• The cube root of 998388394016322355201 is 9994625.0916079829

Scales and comparisons

• 998,388,394,016,322,355,201 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 998,388,394,016,322,355,201 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 998388394016322355201 cubic inches would be around 832885.4 feet tall.

Recreational maths with 998388394016322355201

• 998388394016322355201 backwards is 102553223610493883899
• The number of decimal digits it has is: 21
• The sum of 998388394016322355201's digits is 91
• More coming soon!