21001324410

Names of 21001324410

• Cardinal: 21001324410 can be written as Twenty-one billion, one million, three hundred twenty-four thousand, four hundred ten.

Scientific notation

• Scientific notation: 2.100132441 × 10¹⁰

Factors of 21001324410

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7473

Divisors of 21001324410

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 81 90 99 110 135 162 165 198 270 297 330 331 405 495 594 662 810 891 990 993 1485 1655 1782 1986 2970 2979 3310 3641 4455 4965 5958 7121 7282 8910 8937 9930 10923 14242 14895 17874 18205 21363 21846 26811 29790 32769 35605 36410 42726 44685 53622 54615 64089 65538 71210 78331 89370 98307 106815 109230 128178 134055 156662 163845 192267 196614 213630 234993 268110 294921 320445 327690 384534 391655 469986 491535 576801 589842 640890 704979 783310 961335 983070 1153602 1174965 1409958 1474605 1922670 2114937 2349930 2357051 2884005 2949210 3524895 4229874 4714102 5768010 6344811 7049790 7071153 10574685 11785255 12689622 14142306 21149370 21213459 23570510 25927561 31724055 35355765 42426918 51855122 63448110 63640377 70711530 77782683 106067295 127280754 129637805 155565366 190921131 212134590 233348049 259275610 318201885 381842262 388913415 466696098 636403770 700044147 777826830 954605655 1166740245 1400088294 1909211310 2100132441 2333480490 3500220735 4200264882 7000441470 10500662205 21001324410
• Sum of all divisors σ(n): 61798676544
• Sum of proper divisors (its aliquot sum) s(n): 40797352134
• 21001324410 is an abundant number, because the sum of its proper divisors (40797352134) is greater than itself. Its abundance is 19796027724

Bases of 21001324410

• Binary: 10011100011110001101100011101111010₂
• Hexadecimal: 0x4E3C6C77A
• Base-36: 9NBN9MI

Squares and roots of 21001324410

• 21001324410 squared (21001324410²) is 441055626974061848100
• 21001324410 cubed (21001324410³) is 9262752304938219527352242121000
• The square root of 21001324410 is 144918.3370384853
• The cube root of 21001324410 is 2758.9821743169

Scales and comparisons

• 21,001,324,410 seconds is equal to 667 years, 40 weeks, 2 days, 21 hours, 13 minutes, 30 seconds.
• To count from 1 to 21,001,324,410 would take you about one thousand, three hundred thirty-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 21001324410 cubic inches would be around 229.9 feet tall.

Recreational maths with 21001324410

• 21001324410 backwards is 01442310012
• 21001324410 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21001324410's digits is 18
• More coming soon!