18531822816

Names of 18531822816

• Cardinal: 18531822816 can be written as Eighteen billion, five hundred thirty-one million, eight hundred twenty-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.8531822816 × 10¹⁰

Factors of 18531822816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 319

Divisors of 18531822816

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 31 32 36 39 48 52 54 62 72 78 81 93 96 104 108 113 117 124 144 156 157 162 186 208 216 226 234 248 279 288 312 314 324 339 351 372 403 416 432 452 468 471 496 558 624 628 648 678 702 744 806 837 864 904 936 942 992 1017 1053 1116 1209 1248 1256 1296 1356 1404 1413 1469 1488 1612 1674 1808 1872 1884 2034 2041 2106 2232 2418 2511 2512 2592 2712 2808 2826 2938 2976 3051 3224 3348 3503 3616 3627 3744 3768 4068 4082 4212 4239 4407 4464 4836 4867 5022 5024 5424 5616 5652 5876 6102 6123 6448 6696 7006 7254 7536 8136 8164 8424 8478 8814 8928 9153 9672 9734 10044 10509 10848 10881 11232 11304 11752 12204 12246 12717 12896 13221 13392 14012 14508 14601 15072 16272 16328 16848 16956 17628 17741 18306 18369 19344 19468 20088 21018 21762 22608 23504 24408 24492 25434 26442 26784 28024 29016 29202 31527 32544 32643 32656 33696 33912 35256 35482 36612 36738 38688 38936 39663 40176 42036 43524 43803 45216 45539 47008 48816 48984 50868 52884 53223 55107 56048 58032 58404 63054 63271 65286 65312 67824 70512 70964 73224 73476 77872 79326 80352 84072 87048 87606 91078 94581 97632 97968 101736 105768 106446 110214 112096 116064 116808 118989 126108 126542 130572 131409 135648 136617 141024 141928 146448 146952 155744 158652 159669 165321 168144 174096 175212 182156 189162 189813 195936 203472 211536 212892 220428 230633 233616 237978 252216 253084 261144 262818 273234 283743 283856 292896 293904 317304 319338 330642 336288 348192 350424 364312 378324 379626 394227 406944 409851 423072 425784 440856 461266 467232 475956 479007 504432 506168 522288 525636 546468 549971 567486 567712 569439 587808 634608 638676 661284 691899 700848 728624 756648 759252 788454 819702 851568 881712 922532 951912 958014 1008864 1012336 1044576 1051272 1092936 1099942 1134972 1138878 1229553 1269216 1277352 1322568 1383798 1401696 1437021 1457248 1513296 1518504 1576908 1639404 1649913 1703136 1708317 1763424 1845064 1903824 1916028 2024672 2075697 2102544 2185872 2199884 2269944 2277756 2459106 2554704 2645136 2767596 2874042 3026592 3037008 3153816 3278808 3299826 3416634 3688659 3690128 3807648 3832056 4151394 4205088 4371744 4399768 4539888 4555512 4918212 4949739 5109408 5124951 5290272 5535192 5748084 6074016 6227091 6307632 6557616 6599652 6833268 7149623 7377318 7380256 7664112 8302788 8799536 9079776 9111024 9836424 9899478 10249902 11070384 11496168 12454182 12615264 13115232 13199304 13666536 14299246 14754636 14849217 15328224 16605576 17599072 18222048 18681273 19672848 19798956 20499804 21448869 22140768 22992336 24908364 26398608 27333072 28598492 29509272 29698434 33211152 37362546 39345696 39597912 40999608 42897738 44547651 45984672 49816728 52797216 54666144 57196984 59018544 59396868 64346607 66422304 74725092 79195824 81999216 85795476 89095302 99633456 114393968 118037088 118793736 128693214 149450184 158391648 163998432 171590952 178190604 193039821 199266912 228787936 237587472 257386428 298900368 343181904 356381208 386079642 475174944 514772856 579119463 597800736 686363808 712762416 772159284 1029545712 1158238926 1425524832 1544318568 2059091424 2316477852 3088637136 4632955704 6177274272 9265911408 18531822816
• Sum of all divisors σ(n): 61512853248
• Sum of proper divisors (its aliquot sum) s(n): 42981030432
• 18531822816 is an abundant number, because the sum of its proper divisors (42981030432) is greater than itself. Its abundance is 24449207616

Bases of 18531822816

• Binary: 10001010000100101010010110011100000₂
• Hexadecimal: 0x450952CE0
• Base-36: 8IHDA00

Squares and roots of 18531822816

• 18531822816 squared (18531822816²) is 343428456883618169856
• 18531822816 cubed (18531822816³) is 6364355312939507456769584234496
• The square root of 18531822816 is 136131.6378216321
• The cube root of 18531822816 is 2646.3018459545

Scales and comparisons

• 18,531,822,816 seconds is equal to 589 years, 13 weeks, 1 day, 16 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,531,822,816 would take you about one thousand, one hundred seventy-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 18531822816 cubic inches would be around 220.5 feet tall.

Recreational maths with 18531822816

• 18531822816 backwards is 61822813581
• The number of decimal digits it has is: 11
• The sum of 18531822816's digits is 45
• More coming soon!