21105224010

Names of 21105224010

• Cardinal: 21105224010 can be written as Twenty-one billion, one hundred five million, two hundred twenty-four thousand and ten.

Scientific notation

• Scientific notation: 2.110522401 × 10¹⁰

Factors of 21105224010

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 886

Divisors of 21105224010

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 45 65 78 90 117 130 137 195 234 274 353 373 390 411 585 685 706 746 822 1059 1119 1170 1233 1370 1765 1781 1865 2055 2118 2238 2466 3177 3357 3530 3562 3730 4110 4589 4849 5295 5343 5595 6165 6354 6714 8905 9178 9698 10590 10686 11190 12330 13767 14547 15885 16029 16785 17810 22945 24245 26715 27534 29094 31770 32058 33570 41301 43641 45890 48361 48490 51101 53430 68835 72735 80145 82602 87282 96722 102202 131669 137670 145083 145470 153303 160290 206505 218205 241805 255505 263338 290166 306606 395007 413010 435249 436410 459909 483610 511010 628693 658345 664313 725415 766515 790014 870498 919818 1185021 1257386 1316690 1328626 1450830 1533030 1711697 1886079 1975035 1992939 2176245 2299545 2370042 3143465 3321565 3423394 3772158 3950070 3985878 4352490 4599090 5135091 5658237 5925105 5978817 6286930 6643130 8558485 9430395 9964695 10270182 11316474 11850210 11957634 15405273 17116970 18038653 18860790 19929390 25675455 28291185 29894085 30810546 36077306 51350910 54115959 56582370 59788170 77026365 90193265 108231918 154052730 162347877 180386530 234502489 270579795 324695754 469004978 541159590 703507467 811739385 1172512445 1407014934 1623478770 2110522401 2345024890 3517537335 4221044802 7035074670 10552612005 21105224010
• Sum of all divisors σ(n): 59854642848
• Sum of proper divisors (its aliquot sum) s(n): 38749418838
• 21105224010 is an abundant number, because the sum of its proper divisors (38749418838) is greater than itself. Its abundance is 17644194828

Bases of 21105224010

• Binary: 10011101001111110000010100101001010₂
• Hexadecimal: 0x4E9F8294A
• Base-36: 9P1I72I

Squares and roots of 21105224010

• 21105224010 squared (21105224010²) is 445430480512280480100
• 21105224010 cubed (21105224010³) is 9400910072093619088460847201000
• The square root of 21105224010 is 145276.3711344691
• The cube root of 21105224010 is 2763.5245182281

Scales and comparisons

• 21,105,224,010 seconds is equal to 671 years, 4 weeks, 1 day, 10 hours, 13 minutes, 30 seconds.
• To count from 1 to 21,105,224,010 would take you about one thousand, three hundred forty-two 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 21105224010 cubic inches would be around 230.3 feet tall.

Recreational maths with 21105224010

• 21105224010 backwards is 01042250112
• 21105224010 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21105224010's digits is 18
• More coming soon!