21368260343681200

Names of 21368260343681200

• Cardinal: 21368260343681200 can be written as Twenty-one quadrillion, three hundred sixty-eight trillion, two hundred sixty billion, three hundred forty-three million, six hundred eighty-one thousand, two hundred.

Scientific notation

• Scientific notation: 2.13682603436812 × 10¹⁶

Factors of 21368260343681200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 27722185284

Divisors of 21368260343681200

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 41 47 50 80 82 94 100 164 188 200 205 235 328 376 400 410 470 656 752 820 940 1025 1175 1640 1880 1927 2050 2350 3280 3760 3854 4100 4700 7708 8200 9400 9635 15416 16400 18800 19270 30832 38540 48175 77080 96350 154160 192700 385400 770800 27722185189 55444370378 110888740756 138610925945 221777481512 277221851890 443554963024 554443703780 693054629725 1108887407560 1136609592749 1302942703883 1386109259450 2217774815120 2273219185498 2605885407766 2772218518900 4546438370996 5211770815532 5544437037800 5683047963745 6514713519415 9092876741992 10423541631064 11088874075600 11366095927490 13029427038830 18185753483984 20847083262128 22732191854980 26058854077660 28415239818725 32573567597075 45464383709960 52117708155320 53420650859203 56830479637450 65147135194150 90928767419920 104235416310640 106841301718406 113660959274900 130294270388300 213682603436812 227321918549800 260588540776600 267103254296015 427365206873624 454643837099600 521177081553200 534206508592030 854730413747248 1068413017184060 1335516271480075 2136826034368120 2671032542960150 4273652068736240 5342065085920300 10684130171840600 21368260343681200
• Sum of all divisors σ(n): 53708296254661440
• Sum of proper divisors (its aliquot sum) s(n): 32340035910980240
• 21368260343681200 is an abundant number, because the sum of its proper divisors (32340035910980240) is greater than itself. Its abundance is 10971775567299040

Bases of 21368260343681200

• Binary: 1001011111010100101000111001111010000001101000010110000₂
• Hexadecimal: 0x4BEA51CF40D0B0
• Base-36: 5UEEZA8HTPS

Squares and roots of 21368260343681200

• 21368260343681200 squared (21368260343681200²) is 456602550115338595540767233440000
• 21368260343681200 cubed (21368260343681200³) is 9756802164453297444249661765392146109339328000000
• The square root of 21368260343681200 is 146178864.2166890007
• The cube root of 21368260343681200 is 277495.7836923701

Scales and comparisons

• 21,368,260,343,681,200 seconds is equal to 679,444,582 years, 29 weeks, 20 hours, 46 minutes, 40 seconds.
• To count from 1 to 21,368,260,343,681,200 would take you about two billion, thirty-eight million, three hundred thirty-three thousand, seven hundred forty-seven 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 21368260343681200 cubic inches would be around 23124.6 feet tall.

Recreational maths with 21368260343681200

• 21368260343681200 backwards is 00218634306286312
• The number of decimal digits it has is: 17
• The sum of 21368260343681200's digits is 55
• More coming soon!