21135147264

Names of 21135147264

• Cardinal: 21135147264 can be written as Twenty-one billion, one hundred thirty-five million, one hundred forty-seven thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.1135147264 × 10¹⁰

Factors of 21135147264

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 115

Divisors of 21135147264

• Number of divisors d(n): 1080
• 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 49 54 56 61 62 63 64 66 72 77 81 84 88 93 96 98 99 108 112 122 124 126 128 132 144 147 154 162 168 176 183 186 189 192 196 198 216 217 224 231 244 248 252 256 264 279 288 294 297 308 324 336 341 352 366 372 378 384 392 396 427 432 434 441 448 462 488 496 504 528 539 549 558 567 576 588 594 616 648 651 671 672 682 693 704 732 744 756 768 784 792 837 854 864 868 882 891 896 924 976 992 1008 1023 1056 1078 1098 1116 1134 1152 1176 1188 1232 1281 1296 1302 1323 1342 1344 1364 1386 1408 1464 1488 1512 1519 1568 1584 1617 1647 1674 1708 1728 1736 1764 1782 1792 1848 1891 1952 1953 1984 2013 2016 2046 2079 2112 2156 2196 2232 2268 2304 2352 2376 2387 2464 2511 2562 2592 2604 2646 2684 2688 2728 2772 2816 2928 2976 2989 3024 3038 3069 3136 3168 3234 3294 3348 3416 3456 3472 3528 3564 3696 3782 3843 3904 3906 3968 3969 4026 4032 4092 4158 4224 4312 4392 4464 4536 4557 4697 4704 4752 4774 4851 4928 4941 5022 5124 5184 5208 5292 5368 5376 5456 5544 5673 5856 5859 5952 5978 6039 6048 6076 6138 6237 6272 6336 6468 6588 6696 6832 6912 6944 7056 7128 7161 7392 7564 7686 7808 7812 7936 7938 8052 8064 8184 8316 8448 8624 8784 8928 8967 9072 9114 9207 9394 9408 9504 9548 9702 9856 9882 10044 10248 10368 10416 10584 10736 10912 11088 11346 11529 11712 11718 11904 11956 12078 12096 12152 12276 12474 12544 12672 12936 13176 13237 13392 13664 13671 13888 14091 14112 14256 14322 14553 14784 15128 15372 15616 15624 15876 16104 16128 16368 16632 16709 17019 17248 17568 17577 17856 17934 18117 18144 18228 18414 18788 18816 19008 19096 19404 19712 19764 20088 20496 20736 20801 20832 21168 21472 21483 21824 22176 22692 23058 23424 23436 23808 23912 24156 24192 24304 24552 24948 25344 25872 26352 26474 26784 26901 27328 27342 27621 27776 28182 28224 28512 28644 29106 29568 30256 30744 31248 31752 32208 32736 32879 33264 33418 34038 34496 34587 35136 35154 35712 35868 36234 36288 36456 36828 37576 37632 38016 38192 38808 39528 39711 40176 40992 41013 41602 41664 42273 42336 42944 42966 43648 43659 44352 45384 46116 46848 46872 47824 48312 48384 48608 49104 49896 50127 51057 51744 52704 52948 53568 53802 54351 54656 54684 55242 55552 56364 56448 57024 57288 58212 59136 60512 61488 62403 62496 63504 64416 64449 65472 65758 66528 66836 68076 68992 69174 70272 70308 71424 71736 72468 72576 72912 73656 75152 76032 76384 77616 79056 79422 80352 80703 81984 82026 83204 83328 84546 84672 85888 85932 87296 87318 88704 90768 92232 92659 93744 95648 96624 97216 98208 98637 99792 100254 102114 103488 105408 105896 107136 107604 108702 109312 109368 110484 112728 112896 114048 114576 116424 119133 121024 122976 123039 124806 124992 126819 127008 128832 128898 130944 131516 133056 133672 136152 137984 138348 140544 140616 143472 144936 145152 145607 145824 147312 150304 150381 152768 153171 155232 158112 158844 160704 161406 163968 164052 166408 166656 169092 169344 171776 171864 174636 177408 181536 184464 185318 187209 187488 191296 193248 193347 194432 196416 197274 199584 200508 204228 206976 210816 211792 214272 215208 217404 218736 220968 225456 228096 229152 232848 238266 242048 242109 245952 246078 249612 249984 253638 254016 257664 257796 261888 263032 266112 267344 272304 276696 277977 281232 286944 289872 291214 291648 294624 295911 300608 300762 305536 306342 310464 316224 317688 321408 322812 327936 328104 332816 338184 338688 343728 349272 357399 363072 368928 370636 374418 374976 380457 382592 386496 386694 388864 392832 394548 399168 401016 408456 413952 421632 423584 430416 434808 436821 437472 441936 450912 451143 458304 465696 476532 484096 484218 491904 492156 499224 499968 507276 508032 515328 515592 526064 532224 534688 544608 553392 555954 561627 562464 573888 579744 582428 583296 589248 591822 601216 601524 611072 612684 620928 632448 635376 642816 645624 656208 665632 676368 687456 698544 714798 726144 737856 741272 748836 749952 760914 765184 772992 773388 785664 789096 798336 802032 816912 833931 847168 860832 869616 873642 874944 883872 887733 901824 902286 916608 931392 953064 968436 983808 984312 998448 1014552 1016064 1019249 1031184 1052128 1069376 1072197 1089216 1106784 1111908 1123254 1124928 1147776 1159488 1164856 1166592 1178496 1183644 1202432 1203048 1225368 1241856 1264896 1270752 1291248 1310463 1312416 1331264 1352736 1353429 1374912 1397088 1429596 1452288 1475712 1482544 1497672 1499904 1521828 1545984 1546776 1578192 1596672 1604064 1633824 1667862 1684881 1694336 1721664 1739232 1747284 1749888 1767744 1775466 1803648 1804572 1833216 1862784 1906128 1936872 1968624 1996896 2029104 2038498 2062368 2104256 2138752 2144394 2178432 2213568 2223816 2246508 2249856 2295552 2318976 2329712 2356992 2367288 2406096 2450736 2501793 2541504 2582496 2620926 2624832 2662528 2663199 2705472 2706858 2749824 2794176 2859192 2951424 2965088 2995344 3043656 3057747 3093552 3156384 3208128 3267648 3335724 3369762 3388672 3443328 3478464 3494568 3499776 3535488 3550932 3607296 3609144 3725568 3812256 3873744 3931389 3937248 3993792 4058208 4076996 4124736 4208512 4277504 4288788 4356864 4427136 4447632 4493016 4499712 4637952 4659424 4734576 4812192 4901472 5003586 5083008 5164992 5241852 5249664 5325056 5326398 5410944 5413716 5499648 5588352 5718384 5930176 5990688 6087312 6115494 6187104 6312768 6416256 6535296 6671448 6739524 6886656 6956928 6989136 7070976 7101864 7218288 7505379 7624512 7747488 7862778 7874496 7987584 8116416 8153992 8249472 8417024 8577576 8854272 8895264 8986032 9173241 9318848 9469152 9624384 9802944 10007172 10166016 10329984 10483704 10499328 10652796 10821888 10827432 11176704 11436768 11794167 11860352 11981376 12174624 12230988 12374208 12625536 12832512 13070592 13342896 13479048 13913856 13978272 14203728 14436576 15010758 15249024 15494976 15725556 15748992 15975168 16232832 16307984 16498944 17155152 17790528 17972064 18346482 18637696 18938304 19248768 19605888 20014344 20659968 20967408 21305592 21654864 22873536 23588334 23720704 23962752 24349248 24461976 24748416 25251072 26685792 26958096 27519723 27956544 28407456 28873152 30021516 30498048 30989952 31451112 31497984 32465664 32615968 34310304 35581056 35944128 36692964 37275392 37876608 38497536 39211776 40028688 41934816 42611184 43309728 45747072 47176668 47925504 48698496 48923952 49496832 53371584 53916192 55039446 55913088 56814912 57746304 60043032 61979904 62902224 65231936 68620608 71162112 71888256 73385928 75753216 80057376 82559169 83869632 85222368 86619456 91494144 94353336 97396992 97847904 106743168 107832384 110078892 111826176 113629824 115492608 120086064 125804448 130463872 137241216 143776512 146771856 160114752 165118338 167739264 170444736 173238912 188706672 195695808 213486336 215664768 220157784 227259648 240172128 251608896 260927744 274482432 293543712 320229504 330236676 335478528 340889472 346477824 377413344 391391616 431329536 440315568 480344256 503217792 587087424 640459008 660473352 681778944 754826688 782783232 880631136 960688512 1006435584 1174174848 1320946704 1509653376 1761262272 1921377024 2348349696 2641893408 3019306752 3522524544 5283786816 7045049088 10567573632 21135147264
• Sum of all divisors σ(n): 83908129536
• Sum of proper divisors (its aliquot sum) s(n): 62772982272
• 21135147264 is an abundant number, because the sum of its proper divisors (62772982272) is greater than itself. Its abundance is 41637835008

Bases of 21135147264

• Binary: 10011101011110000001100000100000000₂
• Hexadecimal: 0x4EBC0C100
• Base-36: 9PJBK00

Squares and roots of 21135147264

• 21135147264 squared (21135147264²) is 446694449870966685696
• 21135147264 cubed (21135147264³) is 9440952980034346700222962335744
• The square root of 21135147264 is 145379.3219959427
• The cube root of 21135147264 is 2764.8299548259

Scales and comparisons

• 21,135,147,264 seconds is equal to 672 years, 1 week, 4 days, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 21,135,147,264 would take you about one thousand, three hundred forty-four 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 21135147264 cubic inches would be around 230.4 feet tall.

Recreational maths with 21135147264

• 21135147264 backwards is 46274153112
• 21135147264 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21135147264's digits is 36
• More coming soon!