21473540400

Names of 21473540400

• Cardinal: 21473540400 can be written as Twenty-one billion, four hundred seventy-three million, five hundred forty thousand, four hundred.

Scientific notation

• Scientific notation: 2.14735404 × 10¹⁰

Factors of 21473540400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1376532

Divisors of 21473540400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 25 26 30 39 40 48 50 52 60 65 75 78 80 100 104 120 130 150 156 195 200 208 240 260 300 312 325 390 400 520 600 624 650 780 975 1040 1200 1300 1560 1950 2600 3120 3900 5200 7800 15600 1376509 2753018 4129527 5506036 6882545 8259054 11012072 13765090 16518108 17894617 20647635 22024144 27530180 33036216 34412725 35789234 41295270 53683851 55060360 66072432 68825450 71578468 82590540 89473085 103238175 107367702 110120720 137650900 143156936 165181080 178946170 206476350 214735404 268419255 275301800 286313872 330362160 357892340 412952700 429470808 447365425 536838510 550603600 715784680 825905400 858941616 894730850 1073677020 1342096275 1431569360 1651810800 1789461700 2147354040 2684192550 3578923400 4294708080 5368385100 7157846800 10736770200 21473540400
• Sum of all divisors σ(n): 74078262160
• Sum of proper divisors (its aliquot sum) s(n): 52604721760
• 21473540400 is an abundant number, because the sum of its proper divisors (52604721760) is greater than itself. Its abundance is 31131181360

Bases of 21473540400

• Binary: 10011111111111011000011100100110000₂
• Hexadecimal: 0x4FFEC3930
• Base-36: 9V4SHTC

Squares and roots of 21473540400

• 21473540400 squared (21473540400²) is 461112937310432160000
• 21473540400 cubed (21473540400³) is 9901727288298232329219264000000
• The square root of 21473540400 is 146538.5287219713
• The cube root of 21473540400 is 2779.5077195367

Scales and comparisons

• 21,473,540,400 seconds is equal to 682 years, 41 weeks, 1 day, 8 hours, 20 minutes.
• To count from 1 to 21,473,540,400 would take you about one thousand, three hundred sixty-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 21473540400 cubic inches would be around 231.6 feet tall.

Recreational maths with 21473540400

• 21473540400 backwards is 00404537412
• 21473540400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21473540400's digits is 30
• More coming soon!