21446977776

Names of 21446977776

• Cardinal: 21446977776 can be written as Twenty-one billion, four hundred forty-six million, nine hundred seventy-seven thousand, seven hundred seventy-six.

Scientific notation

• Scientific notation: 2.1446977776 × 10¹⁰

Factors of 21446977776

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 194

Divisors of 21446977776

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 19 21 24 28 34 37 38 42 48 49 51 56 57 68 74 76 84 98 102 109 111 112 114 119 133 136 147 148 152 168 196 204 218 222 228 238 259 266 272 294 296 304 323 327 336 343 357 392 399 408 436 444 456 476 518 532 588 592 629 646 654 686 703 714 763 777 784 798 816 833 872 888 912 931 952 969 1029 1036 1064 1176 1258 1292 1308 1372 1406 1428 1526 1554 1596 1666 1744 1776 1813 1853 1862 1887 1904 1938 2058 2071 2072 2109 2128 2261 2289 2352 2499 2516 2584 2616 2744 2793 2812 2856 3052 3108 3192 3332 3626 3706 3724 3774 3876 4033 4116 4142 4144 4218 4403 4522 4578 4921 4998 5032 5168 5232 5341 5439 5488 5559 5586 5624 5712 5831 6104 6213 6216 6384 6517 6664 6783 7252 7412 7448 7548 7752 8066 8232 8284 8436 8806 9044 9156 9842 9996 10064 10682 10878 11118 11172 11248 11662 11951 12099 12208 12426 12432 12691 12971 13034 13209 13328 13566 14497 14504 14763 14824 14896 15096 15504 15827 16023 16132 16464 16568 16872 17493 17612 18088 18312 19551 19684 19992 21364 21756 22236 22344 23324 23902 24198 24852 25382 25942 26068 26418 27132 28231 28994 29008 29526 29648 30192 30821 31654 32046 32264 33136 33744 34447 34986 35207 35224 35853 36176 36624 37387 38073 38913 39102 39368 39984 42728 43491 43512 44472 44688 46648 47481 47804 48396 49704 50764 51884 52136 52836 54264 56462 57988 59052 61642 63308 64092 64528 68561 68894 69972 70414 70448 71706 74774 76146 76627 77826 78204 78736 83657 84693 85456 86982 87024 88944 90797 92463 93296 94962 95608 96792 99408 101479 101528 103341 103768 104272 105621 105672 108528 110789 112161 112924 115976 118104 123284 126616 128184 137122 137788 139944 140828 143412 149548 152292 153254 155652 156408 167314 169386 173964 181594 184926 189924 191216 193584 197617 202958 203056 205683 206682 207536 211242 211344 215747 221578 224322 225848 229881 231952 236208 241129 246449 246568 250971 253232 256368 272391 274244 275576 279888 281656 286824 299096 304437 304584 306508 311304 312816 332367 334628 338772 347928 363188 369852 379848 395234 405916 411366 413364 422484 431494 443156 448644 451696 459762 479927 482258 492898 493136 501942 536389 544782 548488 551152 563312 573648 585599 592851 598192 608874 609168 613016 622608 635579 647241 664734 669256 677544 695856 710353 723387 726376 739347 739704 759696 790468 811832 822732 826728 844968 862988 886312 897288 919524 959854 964516 985796 1003884 1072778 1089564 1096976 1171198 1185702 1217748 1226032 1271158 1294482 1302659 1329468 1338512 1355088 1383319 1420706 1439781 1446774 1452752 1478694 1479408 1580936 1609167 1623664 1645464 1653456 1689936 1725143 1725976 1756797 1772624 1794576 1839048 1906737 1919708 1929032 1971592 2007768 2131059 2145556 2179128 2342396 2371404 2435496 2542316 2588964 2605318 2658936 2766638 2841412 2879562 2893548 2957388 3161872 3218334 3290928 3359489 3450286 3451952 3513594 3678096 3754723 3813474 3839416 3858064 3907977 3943184 4015536 4099193 4149957 4262118 4291112 4358256 4684792 4742808 4870992 5084632 5175429 5177928 5210636 5317872 5533276 5682824 5759124 5787096 5914776 6436668 6718978 6900572 7027188 7509446 7626948 7678832 7815954 8198386 8299914 8524236 8582224 9118613 9369584 9485616 10078467 10169264 10350858 10355856 10421272 11066552 11264169 11365648 11518248 11574192 11829552 12076001 12297579 12873336 13437956 13801144 14054376 15018892 15253896 15631908 16396772 16599828 17048472 18237226 20156934 20701716 20842544 22133104 22528338 23036496 23516423 24152002 24595158 25746672 26283061 26875912 27355839 27602288 28108752 30037784 30507792 31263816 32793544 33199656 34096944 36228003 36474452 40313868 41403432 45056676 47032846 48304004 49190316 52566122 53751824 54711678 60075568 62527632 63830291 65587088 66399312 70549269 72456006 72948904 78849183 80627736 82806864 90113352 94065692 96608008 98380632 105132244 109423356 127660582 141098538 144912012 145897808 157698366 161255472 180226704 188131384 191490873 193216016 196761264 210264488 218846712 255321164 282197076 289824024 315396732 376262768 382981746 420528976 437693424 446812037 510642328 564394152 579648048 630793464 765963492 893624074 1021284656 1128788304 1261586928 1340436111 1531926984 1787248148 2680872222 3063853968 3574496296 5361744444 7148992592 10723488888 21446977776
• Sum of all divisors σ(n): 74638080000
• Sum of proper divisors (its aliquot sum) s(n): 53191102224
• 21446977776 is an abundant number, because the sum of its proper divisors (53191102224) is greater than itself. Its abundance is 31744124448

Bases of 21446977776

• Binary: 10011111110010101101110100011110000₂
• Hexadecimal: 0x4FE56E8F0
• Base-36: 9UOZ5YO

Squares and roots of 21446977776

• 21446977776 squared (21446977776²) is 459972855724237906176
• 21446977776 cubed (21446977776³) is 9865027614280984758293445144576
• The square root of 21446977776 is 146447.8670926961
• The cube root of 21446977776 is 2778.3611692421

Scales and comparisons

• 21,446,977,776 seconds is equal to 681 years, 49 weeks, 1 day, 21 hours, 49 minutes, 36 seconds.
• To count from 1 to 21,446,977,776 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 21446977776 cubic inches would be around 231.5 feet tall.

Recreational maths with 21446977776

• 21446977776 backwards is 67777964412
• The number of decimal digits it has is: 11
• The sum of 21446977776's digits is 60
• More coming soon!