21438477562500

Names of 21438477562500

• Cardinal: 21438477562500 can be written as Twenty-one trillion, four hundred thirty-eight billion, four hundred seventy-seven million, five hundred sixty-two thousand, five hundred.

Scientific notation

• Scientific notation: 2.14384775625 × 10¹³

Factors of 21438477562500

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 204

Divisors of 21438477562500

• Number of divisors d(n): 924
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 37 45 50 54 60 74 75 81 90 100 108 111 125 135 148 150 157 162 180 185 222 225 243 250 270 300 314 324 333 370 375 405 444 450 471 486 500 540 555 625 628 666 675 729 740 750 785 810 900 925 942 972 999 1110 1125 1215 1250 1332 1350 1413 1458 1500 1570 1620 1665 1850 1875 1884 1998 2025 2187 2220 2250 2355 2430 2500 2700 2775 2826 2916 2997 3125 3140 3330 3375 3645 3700 3750 3925 3996 4050 4239 4374 4500 4625 4710 4860 4995 5550 5625 5652 5809 5994 6075 6250 6561 6660 6750 7065 7290 7500 7850 8100 8325 8478 8748 8991 9250 9375 9420 9990 10125 10935 11100 11250 11618 11775 11988 12150 12500 12717 13122 13500 13875 14130 14580 14985 15625 15700 16650 16875 16956 17427 17982 18225 18500 18750 19625 19683 19980 20250 21195 21870 22500 23125 23236 23550 24300 24975 25434 26244 26973 27750 28125 28260 29045 29970 30375 31250 32805 33300 33750 34854 35325 35964 36450 37500 38151 39250 39366 40500 41625 42390 43740 44955 46250 46875 47100 49950 50625 50868 52281 53946 54675 55500 56250 58090 58875 59049 59940 60750 62500 63585 65610 67500 69375 69708 70650 72900 74925 76302 78500 78732 80919 83250 84375 84780 87135 89910 91125 92500 93750 98125 98415 99900 101250 104562 105975 107892 109350 112500 114453 115625 116180 117750 118098 121500 124875 127170 131220 134865 138750 140625 141300 145225 149850 151875 152604 156843 161838 164025 166500 168750 174270 176625 179820 182250 187500 190755 196250 196830 202500 208125 209124 211950 218700 224775 228906 231250 235500 236196 242757 249750 253125 254340 261405 269730 273375 277500 281250 290450 294375 295245 299700 303750 313686 317925 323676 328050 337500 343359 346875 348540 353250 364500 374625 381510 392500 393660 404595 416250 421875 423900 435675 449550 455625 457812 462500 470529 485514 490625 492075 499500 506250 522810 529875 539460 546750 562500 572265 578125 580900 588750 590490 607500 624375 627372 635850 656100 674325 686718 693750 706500 726125 728271 749250 759375 763020 784215 809190 820125 832500 843750 871350 883125 899100 911250 941058 953775 971028 981250 984150 1012500 1030077 1040625 1045620 1059750 1093500 1123875 1144530 1156250 1177500 1180980 1213785 1248750 1265625 1271700 1307025 1348650 1366875 1373436 1387500 1411587 1452250 1456542 1471875 1476225 1498500 1518750 1568430 1589625 1618380 1640250 1687500 1716795 1734375 1742700 1766250 1822500 1873125 1882116 1907550 1962500 1968300 2022975 2060154 2081250 2119500 2178375 2184813 2247750 2278125 2289060 2312500 2352645 2427570 2453125 2460375 2497500 2531250 2614050 2649375 2697300 2733750 2823174 2861325 2904500 2913084 2943750 2952450 3037500 3090231 3121875 3136860 3179250 3280500 3371625 3433590 3468750 3532500 3630625 3641355 3746250 3796875 3815100 3921075 4045950 4100625 4120308 4162500 4234761 4356750 4369626 4415625 4495500 4556250 4705290 4768875 4855140 4906250 4920750 5062500 5150385 5203125 5228100 5298750 5467500 5619375 5646348 5722650 5887500 5904900 6068925 6180462 6243750 6358500 6535125 6743250 6834375 6867180 6937500 7057935 7261250 7282710 7359375 7381125 7492500 7593750 7842150 7948125 8091900 8201250 8469522 8583975 8713500 8739252 8831250 9112500 9270693 9365625 9410580 9537750 9812500 9841500 10114875 10300770 10406250 10597500 10891875 10924065 11238750 11390625 11445300 11763225 12137850 12301875 12360924 12487500 12704283 13070250 13246875 13486500 13668750 14115870 14306625 14522500 14565420 14718750 14762250 15187500 15451155 15609375 15684300 15896250 16402500 16858125 16939044 17167950 17662500 18153125 18206775 18541386 18731250 19075500 19605375 20229750 20503125 20601540 20812500 21173805 21783750 21848130 22078125 22477500 22781250 23526450 23844375 24275700 24603750 25408566 25751925 26140500 26493750 27337500 28096875 28231740 28613250 29437500 29524500 30344625 30902310 31218750 31792500 32675625 33716250 34171875 34335900 35289675 36306250 36413550 36905625 37082772 37462500 38112849 39210750 39740625 40459500 41006250 42347610 42919875 43567500 43696260 44156250 45562500 46353465 46828125 47052900 47688750 49207500 50574375 50817132 51503850 52987500 54459375 54620325 56193750 57226500 58816125 60689250 61509375 61804620 62437500 63521415 65351250 66234375 67432500 68343750 70579350 71533125 72612500 72827100 73811250 76225698 77255775 78421500 79481250 82012500 84290625 84695220 85839750 88312500 90765625 91033875 92706930 93656250 95377500 98026875 101148750 102515625 103007700 105869025 108918750 109240650 112387500 114338547 117632250 119221875 121378500 123018750 127042830 128759625 130702500 132468750 136687500 140484375 141158700 143066250 147622500 151723125 152451396 154511550 158962500 163378125 168581250 171679500 176448375 181531250 182067750 184528125 185413860 187312500 190564245 196053750 198703125 202297500 205031250 211738050 214599375 217837500 218481300 228677094 231767325 235264500 238443750 246037500 252871875 254085660 257519250 264937500 272296875 273101625 280968750 286132500 294080625 303446250 307546875 309023100 317607075 326756250 337162500 343015641 352896750 357665625 363062500 364135500 369056250 381128490 386278875 392107500 397406250 410062500 421453125 423476100 429198750 455169375 457354188 463534650 476887500 490134375 505743750 515038500 529345125 544593750 546203250 561937500 571692735 588161250 596109375 606892500 615093750 635214150 643798125 653512500 686031282 705793500 715331250 738112500 758615625 762256980 772557750 794812500 816890625 842906250 858397500 882241875 910338750 922640625 927069300 952821225 980268750 1011487500 1058690250 1072996875 1089187500 1092406500 1143385470 1158836625 1176322500 1192218750 1230187500 1264359375 1270428300 1287596250 1365508125 1372062564 1430662500 1470403125 1517231250 1545115500 1588035375 1633781250 1685812500 1715078205 1764483750 1788328125 1820677500 1845281250 1905642450 1931394375 1960537500 2117380500 2145993750 2275846875 2286770940 2317673250 2384437500 2450671875 2528718750 2575192500 2646725625 2731016250 2858463675 2940806250 3034462500 3176070750 3218990625 3267562500 3430156410 3528967500 3576656250 3690562500 3793078125 3811284900 3862788750 4291987500 4411209375 4551693750 4635346500 4764106125 4901343750 5057437500 5293451250 5364984375 5462032500 5716927350 5794183125 5881612500 6352141500 6437981250 6827540625 6860312820 7153312500 7352015625 7586156250 7725577500 7940176875 8575391025 8822418750 9103387500 9528212250 9656971875 9802687500 10586902500 10729968750 11379234375 11433854700 11588366250 12875962500 13233628125 13655081250 14292318375 14704031250 15172312500 15880353750 16094953125 17150782050 17644837500 19056424500 19313943750 21459937500 22056046875 22758468750 23176732500 23820530625 26467256250 27310162500 28584636750 28970915625 29408062500 31760707500 32189906250 34137703125 34301564100 38627887500 39700884375 42876955125 44112093750 45516937500 47641061250 48284859375 52934512500 57169273500 57941831250 64379812500 66168140625 68275406250 71461591875 79401768750 85753910250 88224187500 95282122500 96569718750 115883662500 119102653125 132336281250 136550812500 142923183750 144854578125 158803537500 171507820500 193139437500 198504421875 214384775625 238205306250 264672562500 285846367500 289709156250 357307959375 397008843750 428769551250 476410612500 579418312500 595513265625 714615918750 794017687500 857539102500 1071923878125 1191026531250 1429231837500 1786539796875 2143847756250 2382053062500 3573079593750 4287695512500 5359619390625 7146159187500 10719238781250 21438477562500
• Sum of all divisors σ(n): 72705046785364
• Sum of proper divisors (its aliquot sum) s(n): 51266569222864
• 21438477562500 is an abundant number, because the sum of its proper divisors (51266569222864) is greater than itself. Its abundance is 29828091660364

Bases of 21438477562500

• Binary: 100110111111110001000110101101111001010000100₂
• Hexadecimal: 0x137F88D6F284
• Base-36: 7LKP80K90

Squares and roots of 21438477562500

• 21438477562500 squared (21438477562500²) is 459608320197815941406250000
• 21438477562500 cubed (21438477562500³) is 9853302660099192621342705322265625000000
• The square root of 21438477562500 is 4630170.3599867683
• The cube root of 21438477562500 is 27779.9406571045

Scales and comparisons

• 21,438,477,562,500 seconds is equal to 681,677 years, 14 weeks, 1 day, 8 hours, 15 minutes.
• To count from 1 to 21,438,477,562,500 would take you about one million, seven hundred four thousand, one hundred ninety-three 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 21438477562500 cubic inches would be around 2315 feet tall.

Recreational maths with 21438477562500

• 21438477562500 backwards is 00526577483412
• 21438477562500 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21438477562500's digits is 54
• More coming soon!