21542944000

Names of 21542944000

• Cardinal: 21542944000 can be written as Twenty-one billion, five hundred forty-two million, nine hundred forty-four thousand.

Scientific notation

• Scientific notation: 2.1542944 × 10¹⁰

Factors of 21542944000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 223

Divisors of 21542944000

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 125 128 136 160 170 199 200 250 256 272 320 340 398 400 425 500 544 640 680 796 800 850 995 1000 1088 1280 1360 1592 1600 1700 1990 2000 2125 2176 2720 3184 3200 3383 3400 3980 4000 4250 4352 4975 5440 6368 6400 6766 6800 7960 8000 8500 9950 10880 12736 13532 13600 15920 16000 16915 17000 19900 21760 24875 25472 27064 27200 31840 32000 33830 34000 39601 39800 49750 50944 54128 54400 63680 67660 68000 79202 79600 84575 99500 108256 108800 127360 135320 136000 158404 159200 169150 198005 199000 216512 254720 270640 272000 316808 318400 338300 396010 398000 422875 433024 541280 544000 633616 636800 673217 676600 792020 796000 845750 866048 990025 1082560 1267232 1273600 1346434 1353200 1584040 1592000 1691500 1980050 2165120 2534464 2692868 2706400 3168080 3184000 3366085 3383000 3960100 4330240 4950125 5068928 5385736 5412800 6336160 6368000 6732170 6766000 7920200 9900250 10137856 10771472 10825600 12672320 13464340 13532000 15840400 16830425 19800500 21542944 21651200 25344640 26928680 27064000 31680800 33660850 39601000 43085888 50689280 53857360 54128000 63361600 67321700 79202000 84152125 86171776 107714720 108256000 126723200 134643400 158404000 168304250 172343552 215429440 253446400 269286800 316808000 336608500 430858880 538573600 633616000 673217000 861717760 1077147200 1267232000 1346434000 2154294400 2692868000 4308588800 5385736000 10771472000 21542944000
• Sum of all divisors σ(n): 57109977288
• Sum of proper divisors (its aliquot sum) s(n): 35567033288
• 21542944000 is an abundant number, because the sum of its proper divisors (35567033288) is greater than itself. Its abundance is 14024089288

Bases of 21542944000

• Binary: 10100000100000011110011110100000000₂
• Hexadecimal: 0x5040F3D00
• Base-36: 9WA41Z4

Squares and roots of 21542944000

• 21542944000 squared (21542944000²) is 464098436187136000000
• 21542944000 cubed (21542944000³) is 9998046621267044368384000000000
• The square root of 21542944000 is 146775.1477601027
• The cube root of 21542944000 is 2782.4990037149

Scales and comparisons

• 21,542,944,000 seconds is equal to 684 years, 51 weeks, 6 days, 15 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,542,944,000 would take you about one thousand, three hundred sixty-nine 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 21542944000 cubic inches would be around 231.9 feet tall.

Recreational maths with 21542944000

• 21542944000 backwards is 00044924512
• The number of decimal digits it has is: 11
• The sum of 21542944000's digits is 31
• More coming soon!