21450731619408

Names of 21450731619408

• Cardinal: 21450731619408 can be written as Twenty-one trillion, four hundred fifty billion, seven hundred thirty-one million, six hundred nineteen thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.1450731619408 × 10¹³

Factors of 21450731619408

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4880

Divisors of 21450731619408

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 48 52 56 67 78 84 91 104 112 134 156 168 169 182 201 208 268 273 312 336 338 364 402 469 507 536 546 624 676 728 804 871 938 1014 1072 1092 1183 1352 1407 1456 1608 1742 1876 2028 2089 2184 2366 2613 2699 2704 2814 3216 3484 3549 3752 4056 4178 4368 4732 5226 5398 5628 6097 6267 6968 7098 7504 8097 8112 8356 9464 10452 10796 11256 11323 12194 12534 13936 14196 14623 16194 16712 18291 18893 18928 20904 21592 22512 22646 24388 25068 27157 28392 29246 32388 33424 33969 35087 36582 37786 41808 43184 43869 45292 48776 50136 54314 56679 56784 58492 64776 67938 70174 73164 75572 79261 81471 87738 90584 97552 100272 105261 108628 113358 116984 129552 135876 139963 140348 146328 151144 158522 162942 175476 180833 181168 190099 210522 217256 226716 233968 237783 245609 271752 279926 280696 292656 302288 317044 325884 350952 353041 361666 380198 419889 421044 434512 453432 456131 475566 491218 542499 543504 559852 561392 570297 634088 651768 701904 706082 723332 736827 760396 839778 842088 906864 912262 951132 979741 982436 1059123 1084998 1119704 1140594 1265831 1268176 1303536 1368393 1412164 1446664 1473654 1520792 1679556 1684176 1819519 1824524 1902264 1959482 1964872 2118246 2169996 2239408 2281188 2350829 2471287 2531662 2736786 2824328 2893328 2939223 2947308 3041584 3192917 3359112 3639038 3649048 3797493 3804528 3918964 3929744 4236492 4339992 4562376 4701658 4942574 5063324 5458557 5473572 5638211 5648656 5878446 5894616 6385834 6718224 7052487 7278076 7298096 7413861 7594986 7837928 8472984 8679984 9124752 9403316 9578751 9885148 10126648 10917114 10947144 11276422 11756892 11789232 12736633 12771668 14104974 14556152 14827722 15189972 15675856 16455803 16914633 16945968 18806632 19157502 19770296 20253296 21834228 21894288 22552844 23513784 23653747 25473266 25543336 28209948 29112304 29655444 30379944 30560777 32911606 33829266 37613264 38209899 38315004 39467477 39540592 43668456 45105688 47027568 47307494 49367409 50946532 51086672 56419896 59310888 60759888 61121554 65823212 67658532 70961241 73296743 76419798 76630008 78934954 87336912 90211376 91682331 94614988 98734818 101893064 112839792 118402431 118621776 122243108 131646424 135317064 141922482 146593486 152839596 153260016 157869908 165576229 183364662 189229976 197469636 203786128 213925439 219890229 236804862 244486216 263292848 270634128 283844964 293186972 305679192 315739816 331152458 366729324 377760137 378459952 394939272 427850878 439780458 473609724 488972432 496728687 513077201 567689928 586373944 611358384 631479632 641776317 662304916 733458648 755520274 789878544 855701756 879560916 947219448 952857659 993457374 1026154402 1133280411 1135379856 1172747888 1283552634 1324609832 1466917296 1511040548 1539231603 1711403512 1759121832 1894438896 1905715318 1986914748 2052308804 2266560822 2567105268 2644320959 2649219664 2858572977 3022081096 3078463206 3422807024 3518243664 3811430636 3973829496 4104617608 4533121644 4910881781 5134210536 5288641918 5717145954 6044162192 6156926412 6670003613 7622861272 7932962877 7947658992 8209235216 9066243288 9821763562 10268421072 10577283836 11434291908 12313852824 13340007226 14732645343 15245722544 15865925754 18132486576 19643527124 20010010839 21154567672 22868583816 24627705648 26680014452 29465290686 31731851508 34376172467 39287054248 40020021678 42309135344 45737167632 53360028904 58930581372 63463703016 63841463153 68752344934 78574108496 80040043356 103128517401 106720057808 117861162744 126927406032 127682926306 137504689868 160080086712 191524389459 206257034802 235722325488 255365852612 275009379736 320160173424 383048778918 412514069604 446890242071 510731705224 550018759472 766097557836 825028139208 893780484142 1021463410448 1340670726213 1532195115672 1650056278416 1787560968284 2681341452426 3064390231344 3575121936568 5362682904852 7150243873136 10725365809704 21450731619408
• Sum of all divisors σ(n): 69659720064000
• Sum of proper divisors (its aliquot sum) s(n): 48208988444592
• 21450731619408 is an abundant number, because the sum of its proper divisors (48208988444592) is greater than itself. Its abundance is 26758256825184

Bases of 21450731619408

• Binary: 100111000001001100011001111010000010001010000₂
• Hexadecimal: 0x1382633D0450
• Base-36: 7LQBVRJ2O

Squares and roots of 21450731619408

• 21450731619408 squared (21450731619408²) is 460133887007870158162270464
• 21450731619408 cubed (21450731619408³) is 9870208519200828329437156999484807565312
• The square root of 21450731619408 is 4631493.4545358043
• The cube root of 21450731619408 is 27785.2325772585

Scales and comparisons

• 21,450,731,619,408 seconds is equal to 682,066 years, 47 weeks, 3 days, 16 hours, 56 minutes, 48 seconds.
• To count from 1 to 21,450,731,619,408 would take you about one million, seven hundred five thousand, one hundred sixty-seven 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 21450731619408 cubic inches would be around 2315.4 feet tall.

Recreational maths with 21450731619408

• 21450731619408 backwards is 80491613705412
• The number of decimal digits it has is: 14
• The sum of 21450731619408's digits is 51
• More coming soon!