21271409980128

Names of 21271409980128

• Cardinal: 21271409980128 can be written as Twenty-one trillion, two hundred seventy-one billion, four hundred nine million, nine hundred eighty thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1271409980128 × 10¹³

Factors of 21271409980128

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 39534

Divisors of 21271409980128

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 31 32 33 36 42 44 48 54 56 62 63 66 72 77 84 88 93 96 99 108 112 124 126 132 144 154 168 176 186 189 198 216 217 224 231 248 252 263 264 279 288 297 308 336 341 352 372 378 396 432 434 462 496 504 526 528 558 594 616 651 672 682 693 744 756 789 792 837 864 868 924 992 1008 1023 1052 1056 1116 1188 1232 1302 1364 1386 1488 1512 1578 1584 1674 1736 1841 1848 1953 2016 2046 2079 2104 2232 2367 2376 2387 2464 2604 2728 2772 2893 2976 3024 3069 3156 3168 3348 3472 3682 3696 3906 4092 4158 4208 4464 4734 4752 4774 5208 5456 5523 5544 5786 5859 6048 6138 6312 6696 6944 7101 7161 7364 7392 7812 8153 8184 8316 8416 8679 8928 9207 9468 9504 9548 10416 10912 11046 11088 11572 11718 12276 12624 13392 14202 14322 14728 15624 16306 16368 16569 16632 17358 18414 18936 19096 20251 20832 21483 22092 22176 23144 23436 24459 24552 25248 26037 26784 28404 28644 29456 31248 32612 32736 33138 33264 34716 36828 37872 38192 39217 40502 42966 44184 46288 46872 48918 49104 49707 52074 56808 57071 57288 58912 60753 62496 64449 65224 66276 66528 69432 73377 73656 75744 76384 78111 78434 81004 85932 88368 89683 92576 93744 97836 98208 99414 104148 113616 114142 114576 117651 121506 128898 130448 132552 138864 146754 147312 156222 156868 162008 171213 171864 176736 179366 182259 187488 195672 198828 208296 220131 227232 228284 229152 235302 243012 257796 260896 265104 269049 274519 277728 293508 294624 312444 313736 324016 342426 343728 352953 358732 364518 391344 397656 416592 431387 440262 456568 470604 486024 513639 515592 530208 538098 546777 549038 587016 624888 627472 627781 648032 684852 687456 705906 717464 729036 782688 795312 807147 823557 833184 862774 880524 913136 941208 972048 1027278 1031184 1058859 1076196 1093554 1098076 1174032 1215727 1249776 1254944 1255562 1294161 1369704 1411812 1434928 1458072 1540917 1590624 1614294 1647114 1725548 1761048 1826272 1882416 1883343 1944096 2054556 2062368 2117718 2152392 2187108 2196152 2348064 2421441 2431454 2470671 2499552 2511124 2588322 2739408 2823624 2869856 2916144 3019709 3081834 3228588 3294228 3451096 3522096 3647181 3764832 3766686 3882483 4109112 4235436 4304784 4374216 4392304 4842882 4862908 4941342 5022248 5176644 5478816 5647248 5650029 5832288 6039418 6163668 6457176 6588456 6902192 7044192 7294362 7412013 7533372 7764966 8218224 8470872 8510089 8609568 8748432 8784608 9059127 9685764 9725816 9882684 10044496 10314071 10353288 10941543 11294496 11300058 11647449 12078836 12327336 12914352 13176912 13372997 13804384 14588724 14824026 15066744 15529932 16436448 16941744 16950087 17020178 17496864 18118254 19371528 19451632 19765368 20088992 20628142 20706576 21883086 22600116 23294898 24157672 24654672 25530267 25828704 26353824 26745994 27177381 29177448 29648052 30133488 30942213 31059864 32824629 33883488 33900174 34040356 36236508 38743056 38903264 39530736 40118991 41256284 41413152 43766172 45200232 46589796 48315344 49309344 51060534 53491988 54354762 58354896 59296104 60266976 61884426 62119728 65649258 67800348 68080712 72198497 72473016 76590801 77486112 79061472 80237982 81532143 82512568 87532344 90400464 92826639 93179592 93610979 96630688 102121068 106983976 108709524 113454781 116709792 118592208 120356973 123768852 124239456 131298516 135600696 136161424 144396994 144946032 153181602 160475964 163064286 165025136 175064688 180800928 185653278 186359184 187221958 204242136 213967952 216595491 217419048 226909562 229772403 237184416 240713946 247537704 262597032 271201392 272322848 278479917 280832937 288793988 289892064 306363204 319736201 320951928 326128572 330050272 340364343 350129376 361070919 371306556 372718368 374443916 408484272 427935904 433190982 434838096 453819124 459544806 481427892 495075408 525194064 542402784 556959834 561665874 577587976 612726408 639472402 641903856 649786473 652257144 680728686 722141838 742613112 748887832 794183467 816968544 842498811 866381964 869676192 907638248 919089612 959208603 962855784 990150816 1021093029 1050388128 1113919668 1123331748 1155175952 1225452816 1278944804 1283807712 1299572946 1304514288 1361457372 1444283676 1485226224 1497775664 1588366934 1684997622 1732763928 1815276496 1838179224 1918417206 1925711568 1949359419 2042186058 2227839336 2238153407 2246663496 2310351904 2382550401 2450905632 2527496433 2557889608 2599145892 2609028576 2722914744 2877625809 2888567352 2970452448 2995551328 3063279087 3176733868 3369995244 3465527856 3517098211 3630552992 3676358448 3836834412 3851423136 3898718838 4084372116 4455678672 4476306814 4493326992 4765100802 5054992866 5115779216 5198291784 5445829488 5755251618 5777134704 6126558174 6353467736 6714460221 6739990488 6931055712 7034196422 7147651203 7352716896 7673668824 7797437676 8168744232 8632877427 8911357344 8952613628 8986653984 9530201604 10109985732 10231558432 10396583568 10551294633 10891658976 11510503236 11554269408 12253116348 12706935472 13428920442 13479980976 14068392844 14295302406 15347337648 15594875352 16337488464 17265754854 17905227256 19060403208 20143380663 20219971464 20793167136 21102589266 21442953609 23021006472 24506232696 24619687477 25413870944 26857840884 26959961952 28136785688 28590604812 30694675296 31189750704 31653883899 32674976928 34531509708 35810454512 38120806416 40286761326 40439942928 42205178532 42885907218 46042012944 49012465392 49239374954 53715681768 56273571376 57181209624 60430141989 62379501408 63307767798 69063019416 71620909024 73859062431 76241612832 80573522652 80879885856 84410357064 85771814436 92084025888 94961651697 98024930784 98478749908 107431363536 112547142752 114362419248 120860283978 126615535596 138126038832 147718124862 161147045304 168820714128 171543628872 189923303394 196957499816 214862727072 221577187293 228724838496 241720567956 253231071192 276252077664 295436249724 322294090608 337641428256 343087257744 379846606788 393914999632 443154374586 483441135912 506462142384 590872499448 644588181216 664731561879 686174515488 759693213576 787829999264 886308749172 966882271824 1012924284768 1181744998896 1329463123758 1519386427152 1772617498344 1933764543648 2363489997792 2658926247516 3038772854304 3545234996688 5317852495032 7090469993376 10635704990064 21271409980128
• Sum of all divisors σ(n): 80151401594880
• Sum of proper divisors (its aliquot sum) s(n): 58879991614752
• 21271409980128 is an abundant number, because the sum of its proper divisors (58879991614752) is greater than itself. Its abundance is 37608581634624

Bases of 21271409980128

• Binary: 100110101100010100010110101011111001011100000₂
• Hexadecimal: 0x1358A2D5F2E0
• Base-36: 7JFY8AGO0

Squares and roots of 21271409980128

• 21271409980128 squared (21271409980128²) is 452472882542689081354896384
• 21271409980128 cubed (21271409980128³) is 9624736189455840830135039066896939057152
• The square root of 21271409980128 is 4612093.8824061247
• The cube root of 21271409980128 is 27707.5904338257

Scales and comparisons

• 21,271,409,980,128 seconds is equal to 676,365 years, 2 weeks, 18 hours, 28 minutes, 48 seconds.
• To count from 1 to 21,271,409,980,128 would take you about one million, six hundred ninety thousand, nine hundred twelve 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 21271409980128 cubic inches would be around 2309 feet tall.

Recreational maths with 21271409980128

• 21271409980128 backwards is 82108990417212
• 21271409980128 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21271409980128's digits is 54
• More coming soon!