21384499500

Names of 21384499500

• Cardinal: 21384499500 can be written as Twenty-one billion, three hundred eighty-four million, four hundred ninety-nine thousand, five hundred.

Scientific notation

• Scientific notation: 2.13844995 × 10¹⁰

Factors of 21384499500

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 133

Divisors of 21384499500

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 25 26 27 28 30 35 36 39 42 45 50 52 54 60 63 65 70 75 78 84 90 91 100 103 105 108 117 125 126 130 135 140 150 156 169 175 180 182 189 195 206 210 225 234 250 252 260 270 273 300 309 315 325 338 350 351 364 375 378 390 412 420 450 455 468 500 507 515 525 540 546 585 618 630 650 675 676 700 702 721 750 756 780 819 845 875 900 910 927 945 975 1014 1030 1050 1092 1125 1170 1183 1236 1260 1300 1339 1350 1365 1404 1442 1500 1521 1545 1575 1625 1638 1690 1750 1755 1820 1854 1890 1950 2028 2060 2100 2163 2197 2250 2275 2340 2366 2457 2535 2575 2625 2678 2700 2730 2781 2884 2925 3042 3090 3150 3250 3276 3375 3380 3500 3510 3549 3605 3708 3780 3900 4017 4095 4225 4326 4394 4500 4550 4563 4635 4725 4732 4875 4914 5070 5150 5250 5356 5460 5562 5850 5915 6084 6180 6300 6489 6500 6591 6695 6750 6825 7020 7098 7210 7605 7725 7875 8034 8190 8450 8652 8775 8788 9100 9126 9270 9373 9450 9750 9828 10140 10300 10500 10647 10815 10985 11124 11375 11700 11830 12051 12285 12675 12875 12978 13182 13390 13500 13650 13905 14196 14420 14625 15210 15379 15450 15750 16068 16380 16900 17407 17550 17745 18025 18252 18540 18746 18900 19467 19500 19773 20085 20475 21125 21294 21630 21970 22750 22815 23175 23625 23660 24102 24570 25350 25750 25956 26364 26780 27300 27810 28119 29250 29575 30420 30758 30900 31500 31941 32445 32955 33475 34125 34814 35100 35490 36050 36153 37492 38025 38625 38934 39546 40170 40950 42250 42588 43260 43875 43940 45500 45630 46137 46350 46865 47250 48204 49140 50700 51500 52221 53235 54075 54925 55620 56238 58500 59150 59319 60255 61425 61516 63375 63882 64890 65910 66950 68250 69525 69628 70980 72100 72306 76050 76895 77250 77868 79092 80340 81900 84357 84500 87035 87750 88725 90125 91260 92274 92700 93730 94500 97335 98865 100425 102375 104442 106470 108150 109850 112476 114075 115875 118300 118638 120510 121849 122850 126750 127764 129780 131820 133900 136500 138411 139050 140595 144612 147875 152100 153790 154500 156663 159705 162225 164775 167375 168714 174070 175500 177450 180250 180765 184548 187460 190125 194670 197730 200850 204750 208884 212940 216300 219700 226291 228150 230685 231750 234325 237276 241020 243698 245700 253071 253500 261105 266175 270375 274625 276822 278100 281190 295750 296595 301275 307125 307580 313326 319410 324450 329550 334750 337428 347625 348140 354900 360500 361530 365547 380250 384475 389340 395460 401700 409500 415233 421785 435175 443625 452582 456300 461370 463500 468650 469989 486675 487396 494325 502125 506142 522210 532350 540750 549250 553644 562380 570375 591500 593190 602550 609245 614250 626652 638820 648900 659100 669500 678873 692055 695250 702975 723060 731094 760500 768950 783315 798525 811125 823875 830466 843570 870350 887250 903825 905164 922740 937300 939978 973350 988650 1004250 1012284 1044420 1064700 1081500 1096641 1098500 1131455 1140750 1153425 1171625 1186380 1205100 1218490 1228500 1265355 1305525 1330875 1357746 1384110 1390500 1405950 1462188 1482975 1506375 1537900 1566630 1584037 1597050 1622250 1647750 1660932 1687140 1740700 1774500 1807650 1827735 1879956 1922375 1946700 1977300 2008500 2036619 2076165 2108925 2175875 2193282 2262910 2281500 2306850 2343250 2349945 2433375 2436980 2471625 2530710 2611050 2661750 2715492 2768220 2811900 2965950 3012750 3046225 3133260 3168074 3194100 3244500 3289923 3295500 3394365 3460275 3514875 3615300 3655470 3844750 3916575 3992625 4073238 4152330 4217850 4351750 4386564 4519125 4525820 4613700 4686500 4699890 4752111 4866750 4943250 5061420 5222100 5323500 5483205 5657275 5767125 5931900 6025500 6092450 6109857 6326775 6336148 6527625 6579846 6788730 6920550 7029750 7310940 7414875 7689500 7833150 7920185 7985250 8146476 8304660 8435700 8703500 9038250 9138675 9399780 9504222 9733500 9886500 10183095 10380825 10544625 10966410 11314550 11534250 11749725 12184900 12219714 12653550 13055250 13159692 13577460 13841100 14059500 14256333 14829750 15231125 15666300 15840370 15970500 16449615 16971825 17301375 18076500 18277350 19008444 19582875 20366190 20761650 21089250 21932820 22629100 23068500 23499450 23760555 24439428 25307100 26110500 27416025 28286375 28512666 29659500 30462250 30549285 31633875 31680740 32899230 33943650 34602750 36554700 39165750 39600925 40732380 41523300 42178500 42768999 45693375 46998900 47521110 50915475 51904125 54832050 56572750 57025332 58748625 60924500 61098570 63267750 65798460 67887300 69205500 71281665 78331500 79201850 82248075 84859125 85537998 91386750 95042220 101830950 103808250 109664100 113145500 117497250 118802775 122197140 126535500 137080125 142563330 152746425 158403700 164496150 169718250 171075996 182773500 198004625 203661900 207616500 213844995 234994500 237605550 254577375 274160250 285126660 305492850 328992300 339436500 356408325 396009250 411240375 427689990 475211100 509154750 548320500 594013875 610985700 712816650 763732125 792018500 822480750 855379980 1018309500 1069224975 1188027750 1425633300 1527464250 1644961500 1782041625 2138449950 2376055500 3054928500 3564083250 4276899900 5346124875 7128166500 10692249750 21384499500
• Sum of all divisors σ(n): 86493388800
• Sum of proper divisors (its aliquot sum) s(n): 65108889300
• 21384499500 is an abundant number, because the sum of its proper divisors (65108889300) is greater than itself. Its abundance is 43724389800

Bases of 21384499500

• Binary: 10011111010100111011001000100101100₂
• Hexadecimal: 0x4FA9D912C
• Base-36: 9TNS1F0

Squares and roots of 21384499500

• 21384499500 squared (21384499500²) is 457296818865500250000
• 21384499500 cubed (21384499500³) is 9779063594380880663374875000000
• The square root of 21384499500 is 146234.3991679113
• The cube root of 21384499500 is 2775.6606170085

Scales and comparisons

• 21,384,499,500 seconds is equal to 679 years, 49 weeks, 6 days, 18 hours, 45 minutes.
• To count from 1 to 21,384,499,500 would take you about one thousand, three hundred fifty-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 21384499500 cubic inches would be around 231.3 feet tall.

Recreational maths with 21384499500

• 21384499500 backwards is 00599448312
• 21384499500 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21384499500's digits is 45
• More coming soon!