21988051163327379

Names of 21988051163327379

• Cardinal: 21988051163327379 can be written as Twenty-one quadrillion, nine hundred eighty-eight trillion, fifty-one billion, one hundred sixty-three million, three hundred twenty-seven thousand, three hundred seventy-nine.

Scientific notation

• Scientific notation: 2.1988051163327379 × 10¹⁶

Factors of 21988051163327379

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3622701835

Divisors of 21988051163327379

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 13 19 39 57 247 741 8191 24573 106483 155629 319449 466887 2023177 6069531 3622693609 10868080827 47095016917 68831178571 141285050751 206493535713 894805321423 2684415964269 29673483351319 89020450053957 385755283567147 563796183675061 1157265850701441 1691388551025183 7329350387775793 21988051163327379
• Sum of all divisors σ(n): 33238358779494400
• Sum of proper divisors (its aliquot sum) s(n): 11250307616167021
• 21988051163327379 is a deficient number, because the sum of its proper divisors (11250307616167021) is less than itself. Its deficiency is 10737743547160358

Bases of 21988051163327379

• Binary: 1001110000111100000010000011010111001001010101110010011₂
• Hexadecimal: 0x4E1E041AE4AB93
• Base-36: 60I4397ZK43

Squares and roots of 21988051163327379

• 21988051163327379 squared (21988051163327379²) is 483474393961102504972490731009641
• 21988051163327379 cubed (21988051163327379³) is 10630659710575419474843179877958645997289688260939
• The square root of 21988051163327379 is 148283684.7509778433
• The cube root of 21988051163327379 is 280153.1949236267

Scales and comparisons

• 21,988,051,163,327,379 seconds is equal to 699,152,013 years, 25 weeks, 1 day, 21 hours, 9 minutes, 39 seconds.
• To count from 1 to 21,988,051,163,327,379 would take you about two billion, ninety-seven million, four hundred fifty-six thousand and forty 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 21988051163327379 cubic inches would be around 23346.1 feet tall.

Recreational maths with 21988051163327379

• 21988051163327379 backwards is 97372336115088912
• The number of decimal digits it has is: 17
• The sum of 21988051163327379's digits is 75
• More coming soon!