21305583200

Names of 21305583200

• Cardinal: 21305583200 can be written as Twenty-one billion, three hundred five million, five hundred eighty-three thousand, two hundred.

Scientific notation

• Scientific notation: 2.13055832 × 10¹⁰

Factors of 21305583200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 142

Divisors of 21305583200

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 25 32 34 40 44 50 55 68 80 85 88 100 107 110 121 136 160 170 176 187 200 214 220 242 272 275 340 352 374 400 425 428 440 484 535 544 550 605 680 748 800 850 856 880 935 968 1070 1100 1177 1210 1331 1360 1496 1700 1712 1760 1819 1870 1936 2057 2140 2200 2354 2420 2662 2675 2720 2992 3025 3400 3424 3638 3740 3872 4114 4280 4400 4675 4708 4840 5324 5350 5885 5984 6050 6655 6800 7276 7480 8228 8560 8800 9095 9350 9416 9680 10285 10648 10700 11770 12100 12947 13310 13600 14552 14641 14960 16456 17120 18190 18700 18832 19360 20009 20570 21296 21400 22627 23540 24200 25894 26620 29104 29282 29425 29920 32912 33275 36380 37400 37664 40018 41140 42592 42800 45254 45475 47080 48400 51425 51788 53240 58208 58564 58850 64735 65824 66550 72760 73205 74800 80036 82280 85600 90508 90950 94160 96800 100045 102850 103576 106480 113135 117128 117700 129470 133100 142417 145520 146410 149600 160072 164560 181016 181900 188320 200090 205700 207152 212960 220099 226270 234256 235400 248897 258940 266200 284834 291040 292820 320144 323675 329120 362032 363800 366025 400180 411400 414304 440198 452540 468512 470800 497794 500225 517880 532400 565675 569668 585640 640288 647350 712085 724064 727600 732050 800360 822800 880396 905080 941600 995588 1000450 1035760 1064800 1100495 1131350 1139336 1171280 1244485 1294700 1424170 1455200 1464100 1566587 1600720 1645600 1760792 1810160 1991176 2000900 2071520 2200990 2262700 2278672 2342560 2421089 2488970 2589400 2848340 2928200 3133174 3201440 3521584 3560425 3620320 3982352 4001800 4401980 4525400 4557344 4842178 4977940 5178800 5502475 5696680 5856400 6222425 6266348 7043168 7120850 7832935 7964704 8003600 8803960 9050800 9684356 9955880 10357600 11004950 11393360 11712800 12105445 12444850 12532696 14241700 15665870 16007200 17607920 18101600 19368712 19911760 22009900 22786720 24210890 24889700 25065392 26631979 28483400 31331740 35215840 38737424 39164675 39823520 44019800 48421780 49779400 50130784 53263958 56966800 60527225 62663480 77474848 78329350 88039600 96843560 99558800 106527916 113933600 121054450 125326960 133159895 156658700 176079200 193687120 199117600 213055832 242108900 250653920 266319790 313317400 387374240 426111664 484217800 532639580 626634800 665799475 852223328 968435600 1065279160 1253269600 1331598950 1936871200 2130558320 2663197900 4261116640 5326395800 10652791600 21305583200
• Sum of all divisors σ(n): 61144758360
• Sum of proper divisors (its aliquot sum) s(n): 39839175160
• 21305583200 is an abundant number, because the sum of its proper divisors (39839175160) is greater than itself. Its abundance is 18533591960

Bases of 21305583200

• Binary: 10011110101111010010110011001100000₂
• Hexadecimal: 0x4F5E96660
• Base-36: 9SCSL7K

Squares and roots of 21305583200

• 21305583200 squared (21305583200²) is 453927875492122240000
• 21305583200 cubed (21305583200³) is 9671198118096651328890368000000
• The square root of 21305583200 is 145964.3216680021
• The cube root of 21305583200 is 2772.2420213647

Scales and comparisons

• 21,305,583,200 seconds is equal to 677 years, 23 weeks, 3 days, 9 hours, 33 minutes, 20 seconds.
• To count from 1 to 21,305,583,200 would take you about one thousand, three hundred fifty-four 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 21305583200 cubic inches would be around 231 feet tall.

Recreational maths with 21305583200

• 21305583200 backwards is 00238550312
• The number of decimal digits it has is: 11
• The sum of 21305583200's digits is 29
• More coming soon!