21555825648448

Names of 21555825648448

• Cardinal: 21555825648448 can be written as Twenty-one trillion, five hundred fifty-five billion, eight hundred twenty-five million, six hundred forty-eight thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 2.1555825648448 × 10¹³

Factors of 21555825648448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 120

Divisors of 21555825648448

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 4 7 8 13 14 16 19 26 28 32 38 49 52 56 64 76 79 91 98 104 112 133 152 158 169 182 196 208 224 247 266 304 316 338 343 364 392 416 448 494 532 553 608 632 637 676 686 728 784 832 931 988 1027 1064 1106 1183 1216 1264 1274 1352 1372 1456 1501 1568 1729 1862 1976 2054 2128 2212 2366 2401 2528 2548 2704 2744 2912 3002 3136 3211 3458 3724 3871 3952 4108 4256 4424 4459 4732 4802 5056 5096 5408 5488 5824 6004 6241 6422 6517 6916 7189 7448 7742 7904 8216 8281 8512 8848 8918 9464 9604 10192 10507 10816 10976 12008 12103 12482 12844 13034 13351 13832 14378 14896 15484 15808 16432 16562 16807 17696 17836 18928 19208 19513 20384 21014 21952 22477 24016 24206 24964 25688 26068 26702 27097 27664 28756 29792 30968 31213 32864 33124 33614 35392 35672 37856 38416 39026 40768 42028 43687 44954 45619 48032 48412 49928 50323 51376 52136 53404 54194 55328 57512 57967 59584 61936 62426 65728 66248 67228 71344 73549 75712 76832 78052 81133 84056 84721 87374 89908 91238 93457 96064 96824 99856 100646 102752 104272 106808 108388 110656 115024 115934 118579 123872 124852 132496 134456 136591 142688 147098 153664 156104 157339 162266 168112 169442 174748 179816 182476 186914 189679 193648 199712 201292 205504 208544 213616 216776 218491 230048 231868 237158 247744 249704 253669 264992 268912 273182 285376 294196 305809 312208 314678 319333 324532 336224 338884 349496 352261 359632 364952 373828 379358 387296 399424 402584 405769 417088 427232 433552 436982 460096 463736 474316 499408 507338 514843 529984 537824 546364 567931 588392 593047 611618 624416 629356 638666 649064 654199 672448 677768 698992 704522 719264 729904 747656 758716 774592 805168 811538 830053 854464 867104 873964 927472 948632 956137 998816 1014676 1029686 1054729 1075648 1092728 1101373 1135862 1176784 1186094 1223236 1248832 1258712 1277332 1298128 1308398 1327753 1355536 1397984 1409044 1438528 1459808 1495312 1517432 1541527 1610336 1623076 1660106 1734208 1747928 1775683 1854944 1897264 1912274 1997632 2029352 2059372 2109458 2140663 2185456 2202746 2271724 2353568 2372188 2446472 2465827 2517424 2554664 2596256 2616796 2655506 2711072 2795968 2818088 2840383 2919616 2990624 3034864 3083054 3220672 3246152 3320212 3495856 3551366 3603901 3709888 3794528 3824548 3975517 4058704 4118744 4151329 4218916 4281326 4370912 4405492 4543448 4579393 4707136 4744376 4892944 4931654 5034848 5109328 5192512 5233592 5311012 5422144 5636176 5680766 5810371 5981248 6069728 6166108 6492304 6640424 6692959 6991712 7102732 7207802 7383103 7589056 7649096 7709611 7951034 8117408 8237488 8302658 8437832 8562652 8741824 8810984 9086896 9158786 9488752 9785888 9863308 10069696 10218656 10467184 10622024 10790689 11272352 11361532 11620742 12139456 12332216 12429781 12984608 13280848 13385918 13983424 14205464 14415604 14766206 14984641 15298192 15419222 15902068 16234816 16474976 16605316 16875664 17125304 17260789 17621968 18173792 18317572 18977504 19571776 19726616 20039851 20437312 20934368 21244048 21581378 22544704 22723064 23241484 24664432 24859562 25227307 25969216 26561696 26771836 27828619 28410928 28831208 29532412 29969282 30596384 30838444 31804136 32055751 32949952 33210632 33751328 34250608 34521578 35243936 36347584 36635144 37955008 39453232 40079702 40672597 41868736 42488096 43162756 45446128 46482968 46850713 49328864 49719124 50454614 51681721 53123392 53543672 53967277 55657238 56821856 57662416 59064824 59938564 61192768 61676888 63608272 64111502 66421264 67502656 68501216 69043156 70487872 73270288 75534823 78906464 80159404 81345194 84976192 86325512 87008467 90892256 92965936 93701426 98657728 99438248 100909228 103363442 104892487 107087344 107934554 111314476 113643712 115324832 118129648 119877128 123353776 127216544 128223004 132842528 137002432 138086312 140278957 146540576 151069646 157812928 160318808 162690388 172651024 174016934 181784512 185931872 187402852 194800333 198876496 201818456 206726884 209784974 214174688 215869108 222628952 224390257 230649664 236259296 239754256 246707552 254433088 256446008 265685056 276172624 280557914 284708179 293081152 302139292 320637616 325380776 327954991 345302048 348033868 361772047 371863744 374805704 389600666 397752992 403636912 413453768 419569948 428349376 431738216 445257904 448780514 472518592 479508512 493415104 512892016 528743761 552345248 561115828 569416358 604278584 609059269 641275232 650761552 655909982 690604096 696067736 723544094 749611408 779201332 795505984 807273824 826907536 839139896 863476432 890515808 897561028 959017024 981952699 1025784032 1057487522 1104690496 1122231656 1138832716 1208557168 1218118538 1282550464 1301523104 1311819964 1363602331 1392135472 1447088188 1499222816 1558402664 1614547648 1653815072 1678279792 1726952864 1781031616 1795122056 1963905398 1992957253 2051568064 2114975044 2244463312 2277665432 2417114336 2436237076 2532404329 2603046208 2623639928 2727204662 2784270944 2894176376 2998445632 3116805328 3307630144 3356559584 3453905728 3590244112 3701206327 3927810796 3985914506 4229950088 4263414883 4488926624 4555330864 4834228672 4872474152 5064808658 5247279856 5454409324 5568541888 5788352752 6233610656 6713119168 6873668893 7180488224 7402412654 7855621592 7971829012 8459900176 8526829766 8977853248 9110661728 9744948304 10129617316 10494559712 10908818648 11576705504 12467221312 13747337786 14360976448 14804825308 15711243184 15943658024 16919800352 17053659532 17726830303 18221323456 19489896608 20259234632 20989119424 21817637296 23153411008 25908444289 27494675572 29609650616 31422486368 31887316048 33839600704 34107319064 35453660606 38979793216 40518469264 43635274592 48115682251 51816888578 54989351144 59219301232 62844972736 63774632096 68214638128 70907321212 81036938528 87270549184 96231364502 103633777156 109978702288 118438602464 127549264192 136429276256 141814642424 162073877056 192462729004 207267554312 219957404576 236877204928 272858552512 283629284848 336809775757 384925458008 414535108624 439914809152 567258569696 673619551514 769850916016 829070217248 1134517139392 1347239103028 1539701832032 1658140434496 2694478206056 3079403664064 5388956412112 10777912824224 21555825648448
• Sum of all divisors σ(n): 57610798529760
• Sum of proper divisors (its aliquot sum) s(n): 36054972881312
• 21555825648448 is an abundant number, because the sum of its proper divisors (36054972881312) is greater than itself. Its abundance is 14499147232864

Bases of 21555825648448

• Binary: 100111001101011011011010101001010001101000000₂
• Hexadecimal: 0x139ADB54A340
• Base-36: 7N2LY1AV4

Squares and roots of 21555825648448

• 21555825648448 squared (21555825648448²) is 464653619386288639684808704
• 21555825648448 cubed (21555825648448³) is 10015992406411155500333887408235634491392
• The square root of 21555825648448 is 4642825.1796129477
• The cube root of 21555825648448 is 27830.5349357753

Scales and comparisons

• 21,555,825,648,448 seconds is equal to 685,408 years, 30 weeks, 18 hours, 47 minutes, 28 seconds.
• To count from 1 to 21,555,825,648,448 would take you about one million, seven hundred thirteen thousand, five hundred twenty-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 21555825648448 cubic inches would be around 2319.2 feet tall.

Recreational maths with 21555825648448

• 21555825648448 backwards is 84484652855512
• The number of decimal digits it has is: 14
• The sum of 21555825648448's digits is 67
• More coming soon!