18243351984

Names of 18243351984

• Cardinal: 18243351984 can be written as Eighteen billion, two hundred forty-three million, three hundred fifty-one thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 1.8243351984 × 10¹⁰

Factors of 18243351984

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 340

Divisors of 18243351984

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 17 22 24 26 33 34 39 44 48 51 52 61 66 68 78 88 102 104 121 122 132 136 143 156 176 183 187 204 208 221 233 242 244 264 272 286 312 363 366 374 408 429 442 466 484 488 528 561 572 624 663 671 699 726 732 748 793 816 858 884 932 968 976 1037 1122 1144 1326 1342 1398 1452 1464 1496 1573 1586 1716 1768 1864 1936 2013 2057 2074 2244 2288 2379 2431 2563 2652 2684 2796 2904 2928 2992 3029 3111 3146 3172 3432 3536 3728 3961 4026 4114 4148 4488 4719 4758 4862 5126 5304 5368 5592 5808 6058 6171 6222 6292 6344 6864 7293 7381 7689 7922 8052 8228 8296 8723 8976 9087 9438 9516 9724 10252 10608 10736 11184 11407 11883 12116 12342 12444 12584 12688 13481 14213 14586 14762 15378 15844 16104 16456 16592 17446 18174 18876 19032 19448 20504 22143 22814 23766 24232 24684 24888 25168 26169 26741 26962 28193 28426 29172 29524 30756 31688 32208 32912 33319 34221 34892 36348 37752 38064 38896 40443 41008 42639 43571 44286 45628 47532 48464 49368 49776 51493 52338 53482 53924 56386 56852 58344 59048 61512 63376 66638 68442 69784 72696 75504 80223 80886 84579 85278 87142 88572 91256 95064 95953 98736 99957 102986 104676 106964 107848 112772 113704 116688 118096 123024 125477 130713 133276 136884 139568 145392 148291 154479 156343 160446 161772 169158 170556 174284 177144 182512 184769 190128 191906 199914 205972 209352 213928 215696 225544 227408 241621 250954 261426 266552 273768 287859 296582 308958 312686 320892 323544 338316 341112 348568 354288 366509 369538 376431 383812 399828 411944 418704 427856 444873 451088 469029 479281 483242 501908 522852 533104 547536 554307 566423 575718 593164 617916 625372 641784 647088 676632 682224 697136 724863 733018 739076 752862 767624 799656 823888 889746 938058 958562 966484 1003816 1045704 1099527 1108614 1132846 1151436 1186328 1235832 1250744 1283568 1353264 1437843 1449726 1466036 1478152 1505724 1535248 1599312 1631201 1699269 1719773 1779492 1876116 1917124 1932968 2007632 2032459 2091408 2199054 2217228 2265692 2302872 2372656 2471664 2501488 2657831 2875686 2899452 2932072 2956304 3011448 3141073 3262402 3398538 3439546 3558984 3752232 3834248 3865936 4064918 4398108 4434456 4531384 4605744 4893603 5159319 5315662 5751372 5798904 5864144 6022896 6097377 6230653 6282146 6524804 6797076 6879092 7117968 7504464 7668496 7973493 8129836 8796216 8868912 9062768 9423219 9787206 10318638 10631324 11502744 11597808 12194754 12461306 12564292 13049608 13594152 13758184 15946986 16259672 17592432 18691959 18846438 19574412 20637276 21262648 22357049 23005488 24389508 24922612 25128584 26099216 27188304 27516368 29236141 31893972 32519344 34551803 37383918 37692876 39148824 41274552 42525296 44714098 48779016 49845224 50257168 58472282 63787944 67071147 69103606 74767836 75385752 78297648 82549104 87708423 89428196 97558032 99690448 103655409 116944564 127575888 134142294 138207212 149535672 150771504 175416846 178856392 207310818 233889128 268284588 276414424 299071344 350833692 357712784 380069833 414621636 467778256 536569176 552828848 701667384 760139666 829243272 1073138352 1140209499 1403334768 1520279332 1658486544 2280418998 3040558664 4560837996 6081117328 9121675992 18243351984
• Sum of all divisors σ(n): 60295015872
• Sum of proper divisors (its aliquot sum) s(n): 42051663888
• 18243351984 is an abundant number, because the sum of its proper divisors (42051663888) is greater than itself. Its abundance is 23808311904

Bases of 18243351984

• Binary: 10000111111011000110111010110110000₂
• Hexadecimal: 0x43F6375B0
• Base-36: 8DPMCHC

Squares and roots of 18243351984

• 18243351984 squared (18243351984²) is 332819891612116736256
• 18243351984 cubed (18243351984³) is 6071750429956574818815502331904
• The square root of 18243351984 is 135067.9532087461
• The cube root of 18243351984 is 2632.4989853795

Scales and comparisons

• 18,243,351,984 seconds is equal to 580 years, 4 weeks, 1 day, 21 hours, 46 minutes, 24 seconds.
• To count from 1 to 18,243,351,984 would take you about one thousand, one hundred sixty 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 18243351984 cubic inches would be around 219.4 feet tall.

Recreational maths with 18243351984

• 18243351984 backwards is 48915334281
• 18243351984 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18243351984's digits is 48
• More coming soon!