21231489739020498

Names of 21231489739020498

• Cardinal: 21231489739020498 can be written as Twenty-one quadrillion, two hundred thirty-one trillion, four hundred eighty-nine billion, seven hundred thirty-nine million, twenty thousand, four hundred ninety-eight.

Scientific notation

• Scientific notation: 2.1231489739020498 × 10¹⁶

Factors of 21231489739020498

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 650

Divisors of 21231489739020498

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 37 42 49 54 63 74 81 98 111 126 147 162 189 222 243 259 294 333 378 441 486 518 567 601 666 729 777 882 999 1134 1202 1323 1369 1458 1554 1701 1803 1813 1998 2331 2646 2738 2997 3402 3606 3626 3969 4107 4207 4662 5103 5409 5439 5994 6993 7938 8214 8414 8991 9583 10206 10818 10878 11907 12321 12621 13986 16227 16317 17982 19166 20979 22237 23814 24642 25242 26973 28749 29449 32454 32634 35721 36963 37863 41958 44474 48681 48951 53946 57498 58898 62937 66711 67081 71442 73926 75726 86247 88347 97362 97902 110889 113589 125874 133422 134162 146043 146853 155659 172494 176694 188811 200133 201243 221778 227178 258741 265041 292086 293706 311318 332667 340767 361201 377622 400266 402486 438129 440559 466977 517482 530082 600399 603729 665334 681534 722402 776223 795123 822769 876258 881118 933954 998001 1022301 1083603 1089613 1200798 1207458 1321677 1400931 1552446 1590246 1645538 1801197 1811187 1996002 2044602 2167206 2179226 2328669 2385369 2468307 2528407 2643354 2801862 3066903 3250809 3268839 3602394 3622374 4202793 4657338 4770738 4936614 5056814 5403591 5433561 5759383 6133806 6501618 6537678 6986007 7156107 7404921 7585221 8405586 9752427 9806517 10807182 10867122 11518766 12608379 13364437 13972014 14312214 14809842 15170442 16210773 16300683 17278149 17698849 19504854 19613034 21468321 22214763 22755663 25216758 26728874 29257281 29419551 32421546 32601366 34556298 35397698 37825137 40093311 40315681 42936642 44429526 45511326 48902049 51834447 53096547 58514562 58839102 66644289 68266989 75650274 80186622 80631362 87771843 88258653 93551059 97804098 103668894 106193094 113475411 120279933 120947043 133288578 136533978 155503341 159289641 175543686 176517306 187102118 199932867 204800967 217081801 226950822 240559866 241894086 263315529 264775959 280653177 311006682 318579282 360839799 362841129 399865734 409601934 434163602 466510023 477868923 494484169 526631058 529551918 561306354 599798601 614402901 651245403 654857413 721679598 725682258 794327877 841959531 933020046 955737846 988968338 1082519397 1088523387 1199597202 1228805802 1302490806 1309714826 1399530069 1433606769 1483452507 1519572607 1588655754 1683919062 1843208703 1953736209 1964572239 2165038794 2177046774 2525878593 2799060138 2867213538 2966905014 3039145214 3247558191 3265570161 3461389183 3686417406 3907472418 3929144478 4198590207 4300820307 4450357521 4558717821 5051757186 5861208627 5893716717 6495116382 6531140322 6922778366 7577635779 8032026637 8397180414 8601640614 8900715042 9117435642 9742674573 9796710483 10384167549 10637008249 11722417254 11787433434 12902460921 13351072563 13676153463 15155271558 16064053274 17583625881 17681150151 19485349146 19593420966 20768335098 21274016498 22732907337 24096079911 24229724281 25804921842 26702145126 27352306926 29390131449 31152502647 31911024747 35167251762 35362300302 40053217689 41028460389 45465814674 48192159822 48459448562 52750877643 53043450453 56224186459 58780262898 62305005294 63822049494 68198722011 72288239733 72689172843 80106435378 82056920778 93457507941 95733074241 105501755286 106086900906 112448372918 120159653067 123085381167 136397444022 144576479466 145378345686 158252632929 159130351359 168672559377 186915015882 191466148482 216864719199 218067518529 240319306134 246170762334 280372523823 287199222723 297184985569 316505265858 318260702718 337345118754 360478959201 369256143501 393569305213 433729438398 436135037058 477391054077 506017678131 560745047646 574398445446 594369971138 650594157597 654202555587 720957918402 738512287002 787138610426 841117571469 861597668169 891554956707 954782108154 1012035356262 1107768430503 1180707915639 1301188315194 1308405111174 1518053034393 1682235142938 1723195336338 1783109913414 1951782472791 1962607666761 2080294898983 2215536861006 2361415831278 2523352714407 2584793004507 2674664870121 3036106068786 3542123746917 3903564945582 3925215333522 4160589797966 4554159103179 5046705428814 5169586009014 5349329740242 5855347418373 5887823000283 6240884696949 7084247493834 7754379013521 8023994610363 9108318206358 10626371240751 11710694836746 11775646000566 12481769393898 13662477309537 14562064292881 15508758027042 16047989220726 17663469000849 18722654090847 21252742481502 24071983831089 27324954619074 29124128585762 31879113722253 35326938001698 37445308181694 40987431928611 43686192878643 48143967662178 56167962272541 63758227444506 72215951493267 81974863857222 87372385757286 95637341166759 112335924545082 131058578635929 144431902986534 168503886817623 191274682333518 216647854479801 262117157271858 286912023500277 337007773635246 393175735907787 433295708959602 505511660452869 573824047000554 786351471815574 1011023320905738 1179527207723361 1516534981358607 2359054415446722 3033069962717214 3538581623170083 7077163246340166 10615744869510249 21231489739020498
• Sum of all divisors σ(n): 57181692719205684
• Sum of proper divisors (its aliquot sum) s(n): 35950202980185186
• 21231489739020498 is an abundant number, because the sum of its proper divisors (35950202980185186) is greater than itself. Its abundance is 14718713241164688

Bases of 21231489739020498

• Binary: 1001011011011011110110101101011111100100101100011010010₂
• Hexadecimal: 0x4B6DED6BF258D2
• Base-36: 5T1XNQHSJ4I

Squares and roots of 21231489739020498

• 21231489739020498 squared (21231489739020498²) is 450776156538132694274340464168004
• 21231489739020498 cubed (21231489739020498³) is 9570649342134462070362802259942709528945471745992
• The square root of 21231489739020498 is 145710293.8677309031
• The cube root of 21231489739020498 is 276902.4655374505

Scales and comparisons

• 21,231,489,739,020,498 seconds is equal to 675,095,700 years, 20 weeks, 2 days, 8 hours, 48 minutes, 18 seconds.
• To count from 1 to 21,231,489,739,020,498 would take you about two billion, twenty-five million, two hundred eighty-seven thousand, one hundred 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 21231489739020498 cubic inches would be around 23075.2 feet tall.

Recreational maths with 21231489739020498

• 21231489739020498 backwards is 89402093798413212
• The number of decimal digits it has is: 17
• The sum of 21231489739020498's digits is 72
• More coming soon!