21322273145942

Names of 21322273145942

• Cardinal: 21322273145942 can be written as Twenty-one trillion, three hundred twenty-two billion, two hundred seventy-three million, one hundred forty-five thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 2.1322273145942 × 10¹³

Factors of 21322273145942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 30365996

Divisors of 21322273145942

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 17 19 34 38 323 646 1087 2174 18479 20653 36958 41306 351101 702202 30364871 60729742 516202807 576932549 1032405614 1153865098 9807853333 19615706666 33006614777 66013229554 561112451209 627125680763 1122224902418 1254251361526 10661136572971 21322273145942
• Sum of all divisors σ(n): 35679939194880
• Sum of proper divisors (its aliquot sum) s(n): 14357666048938
• 21322273145942 is a deficient number, because the sum of its proper divisors (14357666048938) is less than itself. Its deficiency is 6964607097004

Bases of 21322273145942

• Binary: 100110110010001111010100001000100010001010110₂
• Hexadecimal: 0x13647A844456
• Base-36: 7K3BEWML2

Squares and roots of 21322273145942

• 21322273145942 squared (21322273145942²) is 454639332110159353631067364
• 21322273145942 cubed (21322273145942³) is 9693944022141457218446036004223605236888
• The square root of 21322273145942 is 4617604.6978863401
• The cube root of 21322273145942 is 27729.6572044775

Scales and comparisons

• 21,322,273,145,942 seconds is equal to 677,982 years, 17 weeks, 1 day, 19 hours, 39 minutes, 2 seconds.
• To count from 1 to 21,322,273,145,942 would take you about one million, six hundred ninety-four thousand, nine hundred fifty-five 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 21322273145942 cubic inches would be around 2310.8 feet tall.

Recreational maths with 21322273145942

• 21322273145942 backwards is 24954137222312
• The number of decimal digits it has is: 14
• The sum of 21322273145942's digits is 47
• More coming soon!