21368392200900

Names of 21368392200900

• Cardinal: 21368392200900 can be written as Twenty-one trillion, three hundred sixty-eight billion, three hundred ninety-two million, two hundred thousand, nine hundred.

Scientific notation

• Scientific notation: 2.13683922009 × 10¹³

Factors of 21368392200900

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 72114

Divisors of 21368392200900

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 25 30 36 38 45 50 57 60 75 76 90 95 100 114 127 137 150 171 180 190 225 228 254 274 285 300 342 380 381 411 450 475 508 548 570 635 684 685 762 822 855 900 950 1140 1143 1233 1270 1370 1425 1524 1644 1710 1900 1905 2055 2286 2413 2466 2540 2603 2740 2850 3175 3420 3425 3810 4110 4275 4572 4826 4932 5206 5700 5715 6165 6350 6850 7239 7620 7809 8220 8550 9525 9652 10275 10412 11430 12065 12330 12700 13015 13700 14478 15618 17100 17399 19050 20550 21717 22860 23427 24130 24660 26030 28575 28956 30825 31236 34798 36195 38100 39045 41100 43434 46854 48260 52060 52197 57150 60325 61650 65075 69596 71821 72390 78090 86868 86995 93708 104394 108585 114300 117135 120650 123300 130150 143642 144780 156180 156591 173990 180975 195225 208788 215463 217170 234270 241300 260300 260985 287284 313182 330581 347980 359105 361950 390450 430926 434340 434975 468540 521970 542925 585675 626364 646389 661162 718210 723900 780900 782955 861852 869950 991743 1043940 1077315 1085850 1171350 1292778 1304925 1322324 1364599 1436420 1565910 1652905 1739900 1795525 1983486 2154630 2171700 2342700 2585556 2609850 2729198 2975229 3131820 3231945 3305810 3591050 3914775 3966972 4093797 4309260 4958715 5219700 5386575 5458396 5950458 6463890 6611620 6822995 7182100 7829550 8187594 8264525 9121267 9839477 9917430 10773150 11900916 12281391 12927780 13645990 14876145 15659100 16159725 16375188 16529050 18242534 19678954 19834860 20468985 21546300 24562782 24793575 27291980 27363801 29518431 29752290 32319450 33058100 34114975 36485068 39357908 40937970 45606335 49125564 49197385 49587150 54727602 59036862 59504580 61406955 64638900 68229950 74380725 81875940 82091403 88555293 91212670 98394770 99174300 102344925 109455204 118073724 122813910 136459900 136819005 147592155 148761450 164182806 173304073 177110586 182425340 186950063 196789540 204689850 228031675 245627820 245986925 273638010 295184310 297522900 307034775 328365612 346608146 354221172 373900126 409379700 410457015 442776465 456063350 491973850 519912219 547276020 560850189 590368620 614069550 684095025 693216292 737960775 747800252 820914030 866520365 885552930 912126700 934750315 983947700 1039824438 1121700378 1228139100 1249613579 1368190050 1475921550 1559736657 1641828060 1682550567 1733040730 1771105860 1869500630 2052285075 2079648876 2213882325 2243400756 2499227158 2599561095 2736380100 2804250945 2951843100 3119473314 3365101134 3466081460 3739001260 3748840737 4104570150 4332601825 4427764650 4673751575 4998454316 5199122190 5608501890 6238946628 6248067895 6730202268 7497681474 7798683285 8209140300 8412752835 8665203650 8855529300 9347503150 10398244380 11217003780 11246522211 12496135790 12997805475 14021254725 14995362948 15597366570 16825505670 17330407300 18695006300 18744203685 22493044422 23742658001 24992271580 25995610950 28042509450 31194733140 31240339475 33651011340 37488407370 38993416425 42063764175 44986088844 47485316002 51991221900 56085018900 56232611055 62480678950 71227974003 74976814740 77986832850 84127528350 93721018425 94970632004 112465222110 118713290005 124961357900 142455948006 155973665700 168255056700 187442036850 213683922009 224930444220 237426580010 281163055275 284911896012 356139870015 374884073700 427367844018 474853160020 562326110550 593566450025 712279740030 854735688036 1068419610045 1124652221100 1187132900050 1424559480060 1780699350075 2136839220090 2374265800100 3561398700150 4273678440180 5342098050225 7122797400300 10684196100450 21368392200900
• Sum of all divisors σ(n): 71578012047360
• Sum of proper divisors (its aliquot sum) s(n): 50209619846460
• 21368392200900 is an abundant number, because the sum of its proper divisors (50209619846460) is greater than itself. Its abundance is 28841227645560

Bases of 21368392200900

• Binary: 100110110111100110111011011010011001011000100₂
• Hexadecimal: 0x136F376D32C4
• Base-36: 7KOI50150

Squares and roots of 21368392200900

• 21368392200900 squared (21368392200900²) is 456608185251483945960810000
• 21368392200900 cubed (21368392200900³) is 9756982784594911956020529461046729000000
• The square root of 21368392200900 is 4622595.8292825039
• The cube root of 21368392200900 is 27749.6354472683

Scales and comparisons

• 21,368,392,200,900 seconds is equal to 679,448 years, 40 weeks, 2 days, 4 hours, 15 minutes.
• To count from 1 to 21,368,392,200,900 would take you about one million, six hundred ninety-eight thousand, six hundred twenty-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 21368392200900 cubic inches would be around 2312.5 feet tall.

Recreational maths with 21368392200900

• 21368392200900 backwards is 00900229386312
• 21368392200900 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21368392200900's digits is 45
• More coming soon!