21139084512

Names of 21139084512

• Cardinal: 21139084512 can be written as Twenty-one billion, one hundred thirty-nine million, eighty-four thousand, five hundred twelve.

Scientific notation

• Scientific notation: 2.1139084512 × 10¹⁰

Factors of 21139084512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 115

Divisors of 21139084512

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 31 32 36 39 42 48 49 52 54 56 59 62 63 72 78 81 84 91 93 96 98 104 108 112 117 118 124 126 144 147 156 162 168 177 182 186 189 196 208 216 217 224 234 236 248 252 273 279 288 294 312 324 336 343 351 354 364 372 378 392 403 413 416 432 434 441 468 472 496 504 531 546 558 567 588 624 637 648 651 672 686 702 708 728 744 756 767 784 806 819 826 837 864 868 882 936 944 992 1008 1029 1053 1062 1092 1116 1134 1176 1209 1239 1248 1274 1296 1302 1323 1372 1404 1416 1456 1488 1512 1519 1534 1568 1593 1612 1638 1652 1674 1736 1764 1829 1872 1888 1911 1953 2016 2058 2106 2124 2184 2232 2268 2301 2352 2418 2457 2478 2511 2548 2592 2604 2646 2744 2808 2821 2832 2891 2912 2976 3024 3038 3068 3087 3186 3224 3276 3304 3348 3472 3528 3627 3658 3717 3744 3822 3906 3969 4116 4212 4248 4368 4459 4464 4536 4557 4602 4704 4779 4836 4914 4956 5022 5096 5208 5292 5369 5487 5488 5616 5642 5664 5733 5782 5859 6048 6076 6136 6174 6372 6448 6552 6608 6696 6903 6944 7056 7254 7316 7371 7434 7644 7812 7938 8232 8424 8463 8496 8673 8736 8918 8928 9072 9114 9204 9261 9558 9672 9828 9912 10044 10192 10416 10584 10633 10738 10881 10974 10976 11151 11232 11284 11466 11564 11718 12152 12272 12348 12744 12803 12896 13104 13216 13377 13392 13671 13806 14112 14508 14632 14742 14868 15288 15624 15876 16107 16461 16464 16848 16926 16992 17199 17346 17577 17836 18144 18228 18408 18522 19116 19344 19656 19747 19824 20088 20237 20384 20709 20832 21168 21266 21476 21762 21948 22302 22568 22932 23128 23436 23777 24304 24544 24696 25389 25488 25606 26019 26208 26754 26784 27342 27612 27783 29016 29264 29484 29736 30576 31248 31752 31899 32214 32643 32922 32928 33453 33696 33852 34398 34692 35154 35672 36456 36816 37044 37583 38232 38409 38688 39312 39494 39648 40131 40176 40474 41013 41418 42336 42532 42952 43524 43896 44604 45136 45864 46256 46872 47554 48321 48608 49383 49392 50778 50976 51212 51597 52038 53508 54684 55224 55566 58032 58528 58968 59241 59472 60711 61152 62127 62496 63504 63798 64428 65286 65844 66906 67704 68796 69384 70308 71331 71344 72912 73632 74088 75166 76167 76464 76818 78057 78624 78988 80262 80352 80948 82026 82836 85064 85904 87048 87792 89208 89621 90272 91728 92512 93744 95108 95697 96642 98766 98784 101556 102424 103194 104076 107016 109368 110448 111132 112749 115227 116064 117936 118482 118944 120393 121422 123039 124254 127008 127596 128856 130572 131688 133812 135408 137592 138229 138768 140616 142662 142688 144963 145824 148149 148176 150332 152334 152928 153636 156114 157976 160524 161896 164052 165672 166439 170128 171808 174096 175584 177723 178416 179242 182133 183456 187488 190216 191394 193284 197532 203112 204848 206388 208152 213993 214032 218736 220896 222264 225498 228501 230454 234171 235872 236964 240786 242844 246078 248508 255192 257712 261144 263081 263376 267624 268863 270816 275184 276458 277536 281232 285324 287091 289926 296298 296352 300664 304668 307272 312228 315952 321048 323792 328104 331344 332878 338247 340256 345681 348192 355446 356832 358484 361179 364266 380432 382788 386568 395064 406224 409696 412776 414687 416304 427986 428064 434889 437472 444528 450996 457002 460908 468342 473928 481572 485688 492156 497016 499317 510384 515424 522288 526162 526752 533169 535248 537726 546399 550368 552916 562464 570648 574182 579852 592596 601328 609336 614544 624456 627347 631904 641979 642096 647584 656208 662688 665756 676494 691362 710892 716968 722358 728532 760864 765576 773136 789243 790128 806589 812448 825552 829374 832608 855972 861273 869778 889056 901992 914004 921816 936684 947856 963144 971376 984312 994032 998634 1014741 1020768 1037043 1044576 1052324 1066338 1070496 1075452 1092798 1105832 1141296 1148364 1159704 1165073 1185192 1202656 1218672 1229088 1244061 1248912 1254694 1283958 1284192 1312416 1331512 1352988 1382724 1421784 1433936 1444716 1457064 1497951 1531152 1546272 1578486 1580256 1599507 1613178 1639197 1651104 1658748 1711944 1722546 1739556 1803984 1828008 1843632 1873368 1882041 1895712 1925937 1926288 1942752 1968624 1988064 1997268 2029482 2074086 2104648 2132676 2150904 2185596 2211664 2282592 2296728 2319408 2330146 2367729 2370384 2419767 2437344 2488122 2497824 2509388 2567916 2663024 2705976 2765448 2843568 2867872 2889432 2914128 2995902 3044223 3062304 3156972 3199014 3226356 3278394 3317496 3423888 3445092 3479112 3495219 3607968 3656016 3687264 3732183 3746736 3764082 3851874 3852576 3937248 3994536 4058964 4148172 4209296 4265352 4301808 4371192 4423328 4493853 4593456 4638816 4660292 4735458 4740768 4839534 4976244 5018776 5135832 5326048 5411952 5530896 5646123 5687136 5778864 5828256 5991804 6088446 6313944 6398028 6452712 6556788 6634992 6847776 6890184 6958224 6990438 7103187 7259301 7312032 7464366 7493472 7528164 7703748 7989072 8117928 8155511 8296344 8418592 8530704 8603616 8742384 8987706 9186912 9320584 9470916 9679068 9952488 10037552 10271664 10485657 10823904 11061792 11196549 11292246 11557728 11983608 12176892 12627888 12796056 12905424 13113576 13269984 13481559 13780368 13916448 13980876 14206374 14518602 14928732 15056328 15407496 15978144 16235856 16311022 16592688 16938369 17061408 17484768 17975412 18641168 18941832 19358136 19904976 20075104 20543328 20971314 21309561 22393098 22584492 23967216 24353784 24466533 25255776 25592112 25810848 26227152 26963118 27560736 27961752 28412748 29037204 29857464 30112656 30814992 31456971 32471712 32622044 33185376 33876738 35950824 37282336 37883664 38716272 39809952 41942628 42619122 44786196 45168984 47934432 48707568 48933066 50815107 51184224 52454304 53926236 55923504 56825496 58074408 59714928 60225312 61629984 62913942 65244088 67753476 71901648 73399599 75767328 77432544 83885256 85238244 89572392 90337968 94370913 97415136 97866132 101630214 107852472 111847008 113650992 116148816 119429856 125827884 130488176 135506952 143803296 146799198 167770512 170476488 179144784 180675936 188741826 195732264 203260428 215704944 220198797 227301984 232297632 251655768 260976352 271013904 293598396 335541024 340952976 358289568 377483652 391464528 406520856 431409888 440397594 503311536 542027808 587196792 660596391 681905952 754967304 782929056 813041712 880795188 1006623072 1174393584 1321192782 1509934608 1626083424 1761590376 2348787168 2642385564 3019869216 3523180752 5284771128 7046361504 10569542256 21139084512
• Sum of all divisors σ(n): 81962496000
• Sum of proper divisors (its aliquot sum) s(n): 60823411488
• 21139084512 is an abundant number, because the sum of its proper divisors (60823411488) is greater than itself. Its abundance is 39684326976

Bases of 21139084512

• Binary: 10011101011111111001101010011100000₂
• Hexadecimal: 0x4EBFCD4E0
• Base-36: 9PLNY00

Squares and roots of 21139084512

• 21139084512 squared (21139084512²) is 446860894005478278144
• 21139084512 cubed (21139084512³) is 9446230203489679512666258505728
• The square root of 21139084512 is 145392.8626583849
• The cube root of 21139084512 is 2765.0016300797

Scales and comparisons

• 21,139,084,512 seconds is equal to 672 years, 8 weeks, 1 day, 7 hours, 55 minutes, 12 seconds.
• To count from 1 to 21,139,084,512 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 21139084512 cubic inches would be around 230.4 feet tall.

Recreational maths with 21139084512

• 21139084512 backwards is 21548093112
• 21139084512 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21139084512's digits is 36
• More coming soon!