21248531010

Names of 21248531010

• Cardinal: 21248531010 can be written as Twenty-one billion, two hundred forty-eight million, five hundred thirty-one thousand and ten.

Scientific notation

• Scientific notation: 2.124853101 × 10¹⁰

Factors of 21248531010

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 496

Divisors of 21248531010

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 49 54 63 70 90 98 105 126 135 147 189 210 245 270 294 315 343 378 441 479 490 630 686 735 882 945 958 1029 1323 1437 1470 1715 1890 2058 2205 2395 2646 2874 3087 3353 3430 4311 4410 4790 5145 6174 6615 6706 7185 8622 9261 10059 10290 12933 13230 14370 15435 16765 18522 20118 21555 23471 25866 30177 30870 33530 43110 46305 46942 50295 60354 64665 70413 90531 92610 100590 117355 129330 140826 150885 164297 181062 211239 229441 234710 301770 328594 352065 422478 452655 458882 492891 633717 688323 704130 821485 905310 985782 1056195 1147205 1267434 1376646 1478673 1606087 1642970 2064969 2112390 2294410 2464455 2957346 3168585 3212174 3441615 4129938 4436019 4818261 4928910 6194907 6337170 6883230 7393365 8030435 8872038 9636522 10324845 11242609 12389814 14454783 14786730 16060870 20649690 22180095 22485218 24091305 28909566 30974535 33727827 43364349 44360190 48182610 56213045 61949070 67455654 72273915 78698263 86728698 101183481 112426090 144547830 157396526 168639135 202366962 216821745 236094789 303550443 337278270 393491315 433643490 472189578 505917405 607100886 708284367 786982630 1011834810 1180473945 1416568734 1517752215 2124853101 2360947890 3035504430 3541421835 4249706202 7082843670 10624265505 21248531010
• Sum of all divisors σ(n): 66217248000
• Sum of proper divisors (its aliquot sum) s(n): 44968716990
• 21248531010 is an abundant number, because the sum of its proper divisors (44968716990) is greater than itself. Its abundance is 23720185980

Bases of 21248531010

• Binary: 10011110010100000101101101001000010₂
• Hexadecimal: 0x4F282DA42
• Base-36: 9RETRGI

Squares and roots of 21248531010

• 21248531010 squared (21248531010²) is 451500070082931620100
• 21248531010 cubed (21248531010³) is 9593713240174345801404389301000
• The square root of 21248531010 is 145768.7586899195
• The cube root of 21248531010 is 2769.7653017883

Scales and comparisons

• 21,248,531,010 seconds is equal to 675 years, 33 weeks, 1 day, 1 hour, 43 minutes, 30 seconds.
• To count from 1 to 21,248,531,010 would take you about one thousand, three hundred fifty-one 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 21248531010 cubic inches would be around 230.8 feet tall.

Recreational maths with 21248531010

• 21248531010 backwards is 01013584212
• 21248531010 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21248531010's digits is 27
• More coming soon!