21448014720

Names of 21448014720

• Cardinal: 21448014720 can be written as Twenty-one billion, four hundred forty-eight million, fourteen thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.144801472 × 10¹⁰

Factors of 21448014720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 196

Divisors of 21448014720

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 19 20 22 24 30 32 33 38 40 43 44 48 55 57 60 64 66 76 80 86 88 95 96 110 113 114 120 121 128 129 132 152 160 165 172 176 190 192 209 215 220 226 228 240 242 258 264 285 304 320 330 339 344 352 363 380 384 418 430 440 452 456 473 480 484 516 528 565 570 605 608 627 640 645 660 678 688 704 726 760 817 836 860 880 904 912 946 960 968 1032 1045 1056 1130 1140 1210 1216 1243 1254 1290 1320 1356 1376 1408 1419 1452 1520 1634 1672 1695 1720 1760 1808 1815 1824 1892 1920 1936 2064 2090 2112 2147 2260 2280 2299 2365 2420 2432 2451 2486 2508 2580 2640 2712 2752 2838 2904 3040 3135 3268 3344 3390 3440 3520 3616 3630 3648 3729 3784 3872 4085 4128 4180 4224 4294 4520 4560 4598 4730 4840 4859 4902 4972 5016 5160 5203 5280 5424 5504 5676 5808 6080 6215 6270 6441 6536 6688 6780 6880 6897 7040 7095 7232 7260 7296 7458 7568 7744 8170 8256 8360 8588 8987 9040 9120 9196 9460 9680 9718 9804 9944 10032 10320 10406 10560 10735 10848 11352 11495 11616 12160 12255 12430 12540 12882 13072 13376 13560 13673 13760 13794 14190 14464 14520 14577 14916 15136 15488 15609 16340 16512 16720 17176 17974 18080 18240 18392 18645 18920 19360 19436 19608 19888 20064 20640 20812 21120 21470 21696 22704 22990 23232 23617 24295 24510 24860 25080 25764 26015 26144 26752 26961 27120 27346 27520 27588 28380 29040 29154 29832 30272 31218 32205 32680 33440 34352 34485 35948 36160 36480 36784 37290 37840 38720 38872 39216 39776 40128 41019 41280 41624 42940 43392 44935 45408 45980 46464 47234 48590 49020 49720 50160 51528 52030 52288 53449 53922 54240 54692 55176 56760 58080 58308 59664 60544 62436 64410 65360 66880 68365 68704 68970 70851 71896 72320 72885 73568 74580 75680 77440 77744 78045 78432 79552 80256 82038 82560 83248 85880 89870 90816 91960 92321 94468 97180 98040 98857 99440 100320 103056 104060 104576 106898 107844 108480 109384 110352 113520 116160 116616 118085 119328 124872 128820 130720 133760 134805 136730 137408 137940 141702 143792 145770 147136 149160 151360 155488 156090 156864 159104 160347 164076 166496 171760 179740 181632 183920 184642 188936 194360 196080 197714 198880 200640 205095 206112 208120 213796 215688 216960 218768 220704 227040 232320 233232 236170 238656 249744 257640 259787 261440 267245 269610 273460 274816 275880 276963 283404 287584 291540 294272 296571 298320 302720 310976 312180 313728 320694 328152 332992 343520 354255 359480 367840 369284 377872 388720 392160 395428 397760 401280 410190 412224 416240 427592 431376 437536 441408 454080 461605 466464 472340 477312 494285 499488 515280 519574 522880 534490 539220 546920 551760 553926 566808 575168 583080 587939 593142 596640 621952 624360 641388 656304 665984 687040 708510 718960 735680 738568 755744 777440 779361 784320 790856 795520 801735 820380 824448 832480 855184 862752 875072 882816 908160 923210 932928 944680 988570 998976 1015531 1030560 1039148 1068980 1078440 1093840 1103520 1107852 1133616 1150336 1166160 1175878 1186284 1193280 1248720 1282776 1298935 1312608 1374080 1384815 1417020 1437920 1471360 1477136 1482855 1511488 1554880 1558722 1568640 1581712 1603470 1640760 1664960 1710368 1725504 1750144 1763817 1846420 1865856 1889360 1977140 1997952 2031062 2061120 2078296 2137960 2156880 2187680 2207040 2215704 2267232 2332320 2351756 2372568 2386560 2497440 2565552 2597870 2625216 2769630 2834040 2875840 2939695 2954272 2965710 3022976 3046593 3109760 3117444 3163424 3206940 3281520 3329920 3420736 3451008 3527634 3692840 3778720 3896805 3954280 4062124 4122240 4156592 4275920 4313760 4375360 4414080 4431408 4534464 4664640 4703512 4745136 4994880 5077655 5131104 5195740 5250432 5539260 5668080 5751680 5879390 5908544 5931420 6093186 6234888 6326848 6413880 6563040 6841472 7055268 7385680 7557440 7793610 7908560 8124248 8313184 8551840 8627520 8750720 8819085 8862816 9068928 9329280 9407024 9490272 9989760 10155310 10262208 10391480 11078520 11170841 11336160 11758780 11817088 11862840 12186372 12469776 12653696 12827760 13126080 14110536 14771360 15114880 15232965 15587220 15817120 16248496 16626368 17103680 17255040 17638170 17725632 18814048 18980544 20310620 20524416 20782960 22157040 22341682 22672320 23517560 23725680 24372744 24939552 25655520 26252160 28221072 29542720 30465930 31174440 31634240 32496992 33252736 33512523 34207360 35276340 35451264 37628096 37961088 40621240 41565920 44314080 44683364 45344640 47035120 47451360 48745488 49879104 51311040 55854205 56442144 59085440 60931860 62348880 63268480 64993984 67025046 70552680 75256192 81242480 83131840 88628160 89366728 94070240 94902720 97490976 99758208 102622080 111708410 112884288 121863720 124697760 129987968 134050092 141105360 162484960 166263680 167562615 177256320 178733456 188140480 189805440 194981952 223416820 225768576 243727440 249395520 268100184 282210720 324969920 335125230 357466912 376280960 389963904 446833640 487454880 498791040 536200368 564421440 649939840 670250460 714933824 893667280 974909760 1072400736 1128842880 1340500920 1429867648 1787334560 1949819520 2144801472 2681001840 3574669120 4289602944 5362003680 7149338240 10724007360 21448014720
• Sum of all divisors σ(n): 81656467200
• Sum of proper divisors (its aliquot sum) s(n): 60208452480
• 21448014720 is an abundant number, because the sum of its proper divisors (60208452480) is greater than itself. Its abundance is 38760437760

Bases of 21448014720

• Binary: 10011111110011001101011101110000000₂
• Hexadecimal: 0x4FE66BB80
• Base-36: 9UPLE2O

Squares and roots of 21448014720

• 21448014720 squared (21448014720²) is 460017335429336678400
• 21448014720 cubed (21448014720³) is 9866458581743590598159106048000
• The square root of 21448014720 is 146451.4073677683
• The cube root of 21448014720 is 2778.4059456909

Scales and comparisons

• 21,448,014,720 seconds is equal to 681 years, 50 weeks, 6 days, 21 hours, 52 minutes.
• To count from 1 to 21,448,014,720 would take you about one thousand, three hundred sixty-three 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 21448014720 cubic inches would be around 231.5 feet tall.

Recreational maths with 21448014720

• 21448014720 backwards is 02741084412
• 21448014720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21448014720's digits is 33
• More coming soon!