21028152047616

Names of 21028152047616

• Cardinal: 21028152047616 can be written as Twenty-one trillion, twenty-eight billion, one hundred fifty-two million, forty-seven thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 2.1028152047616 × 10¹³

Factors of 21028152047616

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 3929

Divisors of 21028152047616

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 32 34 36 42 48 51 54 56 63 64 68 72 84 96 102 108 112 119 126 128 136 144 153 168 189 192 204 216 224 238 252 256 272 288 306 336 357 378 384 408 432 448 459 476 504 512 544 576 612 672 714 756 768 816 864 896 918 952 1008 1024 1071 1088 1152 1171 1224 1344 1428 1512 1536 1632 1728 1792 1836 1904 2016 2048 2142 2176 2304 2342 2448 2688 2729 2856 3024 3072 3213 3264 3456 3513 3584 3672 3808 4032 4284 4352 4608 4684 4896 5376 5458 5712 6048 6144 6426 6528 6912 7026 7168 7344 7616 8064 8187 8197 8568 8704 9216 9368 9792 10539 10752 10916 11424 12096 12852 13056 13824 14052 14336 14688 15232 16128 16374 16394 17136 17408 18432 18736 19103 19584 19907 21078 21504 21832 22848 24192 24561 24591 25704 26112 27648 28104 29376 30464 31617 32256 32748 32788 34272 34816 37472 38206 39168 39814 42156 43008 43664 45696 46393 48384 49122 49182 51408 52224 55296 56208 57309 58752 59721 60928 63234 64512 65496 65576 68544 73683 73773 74944 76412 78336 79628 84312 87328 91392 92786 96768 98244 98364 102816 104448 112416 114618 117504 119442 121856 126468 129024 130992 131152 137088 139179 139349 147366 147546 149888 152824 156672 159256 168624 171927 174656 179163 182784 185572 193536 196488 196728 205632 221319 224832 229236 235008 238884 243712 252936 261984 262304 274176 278358 278698 294732 295092 299776 305648 313344 318512 324751 337248 343854 349312 358326 365568 371144 387072 392976 393456 411264 417537 418047 442638 449664 458472 470016 477768 505872 515781 523968 524608 537489 548352 556716 557396 589464 590184 599552 611296 637024 649502 674496 687708 698624 716652 731136 742288 785952 786912 822528 835074 836094 885276 899328 916944 940032 955536 974253 1011744 1031562 1047936 1049216 1074978 1096704 1113432 1114792 1178928 1180368 1199104 1222592 1252611 1254141 1274048 1299004 1348992 1375416 1397248 1433304 1484576 1571904 1573824 1645056 1670148 1672188 1770552 1798656 1833888 1911072 1948506 2023488 2063124 2095872 2098432 2149956 2193408 2226864 2229584 2357856 2360736 2398208 2445184 2505222 2508282 2548096 2598008 2697984 2750832 2794496 2866608 2922759 2969152 3143808 3147648 3195659 3290112 3340296 3344376 3541104 3597312 3667776 3762423 3822144 3897012 4046976 4126248 4191744 4196864 4299912 4453728 4459168 4715712 4721472 4890368 5010444 5016564 5096192 5196016 5395968 5501664 5588992 5733216 5845518 5938304 6287616 6295296 6391318 6580224 6680592 6688752 7082208 7194624 7335552 7524846 7644288 7794024 8093952 8252496 8383488 8393728 8599824 8768277 8907456 8918336 9431424 9442944 9586977 9780736 10020888 10033128 10192384 10392032 10791936 11003328 11466432 11691036 11876608 12575232 12590592 12782636 13361184 13377504 14164416 14671104 15049692 15288576 15588048 16187904 16504992 16766976 16787456 17199648 17536554 17814912 17836672 18862848 18885888 19173954 19561472 20041776 20066256 20384768 20784064 21583872 22006656 22369613 22932864 23382072 23753216 25150464 25181184 25565272 26722368 26755008 28328832 28760931 29342208 30099384 30577152 31176096 32375808 33009984 34399296 35073108 35629824 35673344 37725696 37771776 38347908 39122944 40083552 40132512 40769536 41568128 44013312 44739226 45865728 46764144 47506432 50300928 50362368 51130544 53444736 53510016 54326203 56657664 57521862 58684416 60198768 61154304 62352192 64751616 66019968 67108839 68798592 70146216 71259648 71346688 75451392 75543552 76695816 80167104 80265024 83136256 86282793 88026624 89478452 91731456 93528288 95012864 102261088 106889472 107020032 108652406 113315328 115043724 117368832 120397536 122308608 124704384 132039936 134217678 137597184 140292432 142519296 142693376 150902784 151087104 153391632 160334208 160530048 162978609 166272512 172565586 176053248 178956904 183462912 187056576 201326517 204522176 213778944 214040064 217304812 226630656 230087448 240795072 249408768 264079872 268435356 275194368 280584864 285038592 285386752 306783264 320668416 321060096 325957218 332545024 345131172 352106496 357913808 366925824 374113152 380283421 402653034 409044352 427557888 428080128 434609624 453261312 460174896 481590144 488935827 498817536 528159744 536870712 550388736 561169728 603979551 613566528 641336832 642120192 651914436 665090048 690262344 715827616 748226304 760566842 805306068 818088704 855115776 856160256 869219248 920349792 963180288 977871654 997635072 1056319488 1073741424 1100777472 1122339456 1140850263 1207959102 1227133056 1282673664 1284240384 1303828872 1380524688 1431655232 1466807481 1496452608 1521133684 1610612136 1636177408 1738438496 1840699584 1926360576 1955743308 1995270144 2147482848 2244678912 2281700526 2415918204 2454266112 2565347328 2568480768 2607657744 2761049376 2863310464 2933614962 2992905216 3042267368 3221224272 3272354816 3422550789 3476876992 3681399168 3852721152 3911486616 4294965696 4489357824 4563401052 4831836408 4908532224 5215315488 5522098752 5726620928 5867229924 5985810432 6084534736 6442448544 6544709632 6845101578 6953753984 7362798336 7705442304 7822973232 8589931392 8978715648 9126802104 9663672816 9817064448 10267652367 10430630976 11044197504 11453241856 11734459848 12169069472 12884897088 13690203156 13907507968 14725596672 15645946464 17179862784 17957431296 18253604208 19327345632 19634128896 20535304734 20861261952 22088395008 22906483712 23468919696 24338138944 25769794176 27380406312 27815015936 29451193344 31291892928 34359725568 36507208416 38654691264 41070609468 41722523904 44176790016 45812967424 46937839392 48676277888 51539588352 54760812624 55630031872 58902386688 62583785856 68719451136 73014416832 77309382528 82141218936 83445047808 88353580032 93875678784 97352555776 103079176704 109521625248 111260063744 125167571712 137438902272 146028833664 154618765056 164282437872 166890095616 176707160064 187751357568 194705111552 206158353408 219043250496 250335143424 292057667328 309237530112 328564875744 333780191232 375502715136 389410223104 412316706816 438086500992 500670286848 584115334656 618475060224 657129751488 751005430272 778820446208 876173001984 1001340573696 1168230669312 1236950120448 1314259502976 1502010860544 1752346003968 2336461338624 2628519005952 3004021721088 3504692007936 5257038011904 7009384015872 10514076023808 21028152047616
• Sum of all divisors σ(n): 75468661632000
• Sum of proper divisors (its aliquot sum) s(n): 54440509584384
• 21028152047616 is an abundant number, because the sum of its proper divisors (54440509584384) is greater than itself. Its abundance is 33412357536768

Bases of 21028152047616

• Binary: 100110001111111111111100010000111100000000000₂
• Hexadecimal: 0x131FFF887800
• Base-36: 7GC76SQO0

Squares and roots of 21028152047616

• 21028152047616 squared (21028152047616²) is 442183178537656973531283456
• 21028152047616 cubed (21028152047616³) is 9298295111187982792524879719518905040896
• The square root of 21028152047616 is 4585646.3064235559
• The cube root of 21028152047616 is 27601.5647294365

Scales and comparisons

• 21,028,152,047,616 seconds is equal to 668,630 years, 9 weeks, 6 days, 10 hours, 33 minutes, 36 seconds.
• To count from 1 to 21,028,152,047,616 would take you about one million, six hundred seventy-one thousand, five hundred seventy-five 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 21028152047616 cubic inches would be around 2300.1 feet tall.

Recreational maths with 21028152047616

• 21028152047616 backwards is 61674025182012
• The number of decimal digits it has is: 14
• The sum of 21028152047616's digits is 45
• More coming soon!