21449007272650400

Names of 21449007272650400

• Cardinal: 21449007272650400 can be written as Twenty-one quadrillion, four hundred forty-nine trillion, seven billion, two hundred seventy-two million, six hundred fifty thousand, four hundred.

Scientific notation

• Scientific notation: 2.14490072726504 × 10¹⁶

Factors of 21449007272650400

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 26811259090820

Divisors of 21449007272650400

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 400 800 26811259090813 53622518181626 107245036363252 134056295454065 214490072726504 268112590908130 428980145453008 536225181816260 670281477270325 857960290906016 1072450363632520 1340562954540650 2144900727265040 2681125909081300 4289801454530080 5362251818162600 10724503636325200 21449007272650400
• Sum of all divisors σ(n): 52362389004359742
• Sum of proper divisors (its aliquot sum) s(n): 30913381731709342
• 21449007272650400 is an abundant number, because the sum of its proper divisors (30913381731709342) is greater than itself. Its abundance is 9464374459058942

Bases of 21449007272650400

• Binary: 1001100001100111100001000101011010001010110011010100000₂
• Hexadecimal: 0x4C33C22B4566A0
• Base-36: 5V71DWT6GM8

Squares and roots of 21449007272650400

• 21449007272650400 squared (21449007272650400²) is 460059912982209750643840620160000
• 21449007272650400 cubed (21449007272650400³) is 9867828419410327115592673365639583742872064000000
• The square root of 21449007272650400 is 146454796.0042633769
• The cube root of 21449007272650400 is 277844.8803917907

Scales and comparisons

• 21,449,007,272,650,400 seconds is equal to 682,012,085 years, 7 weeks, 13 minutes, 20 seconds.
• To count from 1 to 21,449,007,272,650,400 would take you about two billion, forty-six million, thirty-six thousand, two 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 21449007272650400 cubic inches would be around 23153.7 feet tall.

Recreational maths with 21449007272650400

• 21449007272650400 backwards is 00405627270094412
• The number of decimal digits it has is: 17
• The sum of 21449007272650400's digits is 53
• More coming soon!