21839580672

Names of 21839580672

• Cardinal: 21839580672 can be written as Twenty-one billion, eight hundred thirty-nine million, five hundred eighty thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1839580672 × 10¹⁰

Factors of 21839580672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 143

Divisors of 21839580672

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 17 21 24 26 28 32 34 39 42 48 49 51 52 56 64 68 78 84 91 96 98 101 102 104 112 119 128 136 147 156 168 169 182 192 196 202 204 208 221 224 238 256 272 273 294 303 312 336 338 357 364 384 392 404 408 416 442 448 476 507 512 544 546 588 606 624 637 663 672 676 707 714 728 768 784 808 816 832 833 884 896 952 1014 1088 1092 1176 1183 1212 1248 1274 1313 1326 1344 1352 1414 1428 1456 1536 1547 1568 1616 1632 1664 1666 1717 1768 1792 1904 1911 2028 2121 2176 2184 2352 2366 2424 2496 2499 2548 2626 2652 2688 2704 2828 2856 2873 2912 3094 3136 3232 3264 3328 3332 3434 3536 3549 3584 3808 3822 3939 4056 4242 4352 4368 4641 4704 4732 4848 4949 4992 4998 5096 5151 5252 5304 5376 5408 5656 5712 5746 5824 6188 6272 6464 6528 6656 6664 6868 7072 7098 7616 7644 7878 8112 8281 8484 8619 8704 8736 9191 9282 9408 9464 9696 9898 9984 9996 10192 10302 10504 10608 10752 10816 10829 11312 11424 11492 11648 12019 12376 12544 12928 13056 13328 13736 14144 14196 14847 15232 15288 15756 16224 16562 16968 17069 17238 17472 18382 18564 18816 18928 19392 19796 19968 19992 20111 20384 20604 21008 21216 21632 21658 22321 22624 22848 22984 23296 24038 24752 24843 25088 25856 26112 26656 27472 27573 28288 28392 29694 30464 30576 31512 32448 32487 33124 33936 34138 34476 34944 36057 36764 37128 37632 37856 38784 39592 39984 40222 40768 41208 42016 42432 43264 43316 44642 45248 45696 45968 46592 48076 49504 49686 51207 51712 53312 54944 55146 56576 56784 59388 60333 60928 61152 63024 64337 64896 64974 66248 66963 67872 68276 68952 69888 72114 73528 74256 75264 75712 77568 79184 79968 80444 81536 82416 84032 84133 84864 86528 86632 89284 90496 91392 91936 96152 99008 99372 102414 106624 109888 110292 113152 113568 118776 119483 120666 122304 126048 128674 129792 129948 132496 133926 135744 136552 137904 139776 140777 144228 147056 148512 151424 155136 156247 158368 159936 160888 163072 164832 168064 168266 169728 173264 178568 180992 182784 183872 192304 193011 198016 198744 204828 213248 219776 220584 227136 237552 238966 241332 244608 252096 252399 257348 259584 259896 264992 267852 271488 273104 275808 281554 288456 290173 294112 297024 302848 312494 316736 319872 321776 326144 329664 336128 336532 339456 346528 357136 358449 361984 367744 384608 386022 396032 397488 409656 422331 426496 439552 441168 454272 468741 475104 477932 482664 489216 504192 504798 514696 519792 529984 535704 542976 546208 551616 563108 576912 580346 588224 594048 605696 624988 633472 639744 643552 659328 672256 673064 693056 714272 716898 735488 769216 772044 792064 794976 819312 836381 844662 870519 879104 882336 908544 937482 950208 955864 965328 978432 1008384 1009596 1029392 1039584 1059968 1071408 1085952 1092416 1093729 1103232 1126216 1153824 1160692 1176448 1188096 1249976 1266944 1279488 1287104 1318656 1346128 1386112 1428544 1433796 1470976 1538432 1544088 1589952 1638624 1672762 1689324 1741038 1764672 1817088 1874964 1900416 1911728 1930656 2016768 2019192 2031211 2058784 2079168 2119936 2142816 2184832 2187458 2206464 2252432 2307648 2321384 2352896 2376192 2499952 2509143 2533888 2574208 2637312 2692256 2772224 2857088 2867592 3076864 3088176 3179904 3277248 3281187 3345524 3378648 3482076 3529344 3749928 3800832 3823456 3861312 4038384 4062422 4117568 4158336 4239872 4285632 4369664 4374916 4412928 4504864 4615296 4642768 4705792 4999904 5018286 5148416 5384512 5544448 5714176 5735184 6093633 6153728 6176352 6359808 6554496 6562374 6691048 6757296 6964152 7058688 7499856 7601664 7646912 7722624 8076768 8124844 8235136 8316672 8571264 8739328 8749832 9009728 9230592 9285536 9999808 10036572 10296832 10769024 11428352 11470368 12187266 12352704 12719616 13108992 13124748 13382096 13514592 13928304 14117376 14218477 14999712 15293824 15445248 16153536 16249688 16470272 16633344 17142528 17499664 18019456 18461184 18571072 19999616 20073144 21538048 22940736 24374532 24705408 26217984 26249496 26764192 27029184 27856608 28436954 29999424 30587648 30890496 32307072 32499376 32940544 34285056 34999328 36038912 37142144 39999232 40146288 42655431 43076096 45881472 48749064 49410816 52498992 53528384 54058368 55713216 56873908 59998848 61175296 64614144 64998752 69998656 72077824 74284288 79998464 80292576 85310862 91762944 97498128 98821632 104997984 107056768 108116736 111426432 113747816 119997696 129228288 129997504 139997312 148568576 160585152 170621724 183525888 194996256 209995968 214113536 216233472 222852864 227495632 239995392 259995008 279994624 321170304 341243448 389992512 419991936 428227072 445705728 454991264 519990016 559989248 642340608 682486896 779985024 839983872 909982528 1039980032 1284681216 1364973792 1559970048 1679967744 1819965056 2729947584 3119940096 3639930112 5459895168 7279860224 10919790336 21839580672
• Sum of all divisors σ(n): 78367185072
• Sum of proper divisors (its aliquot sum) s(n): 56527604400
• 21839580672 is an abundant number, because the sum of its proper divisors (56527604400) is greater than itself. Its abundance is 34688023728

Bases of 21839580672

• Binary: 10100010101101111011000111000000000₂
• Hexadecimal: 0x515BD8E00
• Base-36: A16Q0AO

Squares and roots of 21839580672

• 21839580672 squared (21839580672²) is 476967283928795971584
• 21839580672 cubed (21839580672³) is 10416765475267668725237387624448
• The square root of 21839580672 is 147782.2068856735
• The cube root of 21839580672 is 2795.2120841411

Scales and comparisons

• 21,839,580,672 seconds is equal to 694 years, 22 weeks, 2 days, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 21,839,580,672 would take you about one thousand, three hundred eighty-eight 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 21839580672 cubic inches would be around 232.9 feet tall.

Recreational maths with 21839580672

• 21839580672 backwards is 27608593812
• 21839580672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21839580672's digits is 51
• More coming soon!