18228359072

Names of 18228359072

• Cardinal: 18228359072 can be written as Eighteen billion, two hundred twenty-eight million, three hundred fifty-nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8228359072 × 10¹⁰

Factors of 18228359072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 227

Divisors of 18228359072

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 11 14 16 17 22 28 32 34 44 49 56 68 77 83 88 98 107 112 119 136 154 166 176 187 196 214 224 238 272 308 332 343 352 374 392 428 476 539 544 581 616 664 686 748 749 784 833 856 913 952 1078 1162 1177 1232 1309 1328 1372 1411 1496 1498 1568 1666 1712 1819 1826 1904 2156 2324 2354 2464 2618 2656 2744 2822 2992 2996 3332 3424 3638 3652 3773 3808 4067 4312 4648 4708 5236 5243 5488 5644 5831 5984 5992 6391 6664 7276 7304 7546 8134 8239 8624 8881 9163 9296 9416 9877 10472 10486 10976 11288 11662 11984 12733 12782 13328 14552 14608 15092 15521 16268 16478 17248 17762 18326 18592 18832 19754 20009 20944 20972 22576 23324 23968 25466 25564 26656 28469 29104 29216 30184 31042 32536 32956 35524 36652 36701 37664 39508 40018 41888 41944 44737 45152 46648 50932 51128 56938 57673 58208 60368 62084 62167 64141 65072 65912 69139 71048 73304 73402 79016 80036 83888 89131 89474 93296 97691 101864 102256 108647 113876 115346 120736 124168 124334 128282 130144 131824 138278 140063 142096 146608 146804 150977 158032 160072 167776 178262 178948 186592 195382 203728 204512 217294 227752 230692 248336 248668 256564 263648 276556 280126 284192 293216 293608 301954 313159 316064 320144 356524 357896 390764 403711 407456 434588 435169 455504 461384 483973 496672 497336 513128 553112 560252 587216 603908 623917 626318 640288 683837 713048 715792 760529 781528 807422 869176 870338 911008 922768 967946 980441 994672 1026256 1056839 1106224 1120504 1174432 1207816 1247834 1252636 1367674 1426096 1431584 1521058 1563056 1614844 1660747 1738352 1740676 1845536 1935892 1960882 1989344 2052512 2113678 2212448 2241008 2415632 2495668 2505272 2735348 2852192 3042116 3046183 3126112 3229688 3321494 3476704 3481352 3871784 3921764 4227356 4482016 4786859 4831264 4991336 5010544 5323703 5470696 6084232 6092366 6459376 6642988 6863087 6962704 7397873 7743568 7843528 8454712 9573718 9982672 10021088 10647406 10941392 11625229 12168464 12184732 12918752 13285976 13726174 13925408 14795746 15487136 15687056 16909424 19147436 19965344 21294812 21882784 23250458 24336928 24369464 26571952 27452348 29591492 31374112 33508013 33818848 38294872 42589624 46500916 48738928 51785111 53143904 54904696 59182984 67016026 76589744 81376603 85179248 93001832 97477856 103570222 109809392 118365968 134032052 153179488 162753206 170358496 186003664 207140444 219618784 236731936 268064104 325506412 372007328 414280888 536128208 569636221 651012824 828561776 1072256416 1139272442 1302025648 1657123552 2278544884 2604051296 4557089768 9114179536 18228359072
• Sum of all divisors σ(n): 49380710400
• Sum of proper divisors (its aliquot sum) s(n): 31152351328
• 18228359072 is an abundant number, because the sum of its proper divisors (31152351328) is greater than itself. Its abundance is 12923992256

Bases of 18228359072

• Binary: 10000111110011111101010111110100000₂
• Hexadecimal: 0x43E7EAFA0
• Base-36: 8DGOZVK

Squares and roots of 18228359072

• 18228359072 squared (18228359072²) is 332273074457764701184
• 18228359072 cubed (18228359072³) is 6056792911173526671668735541248
• The square root of 18228359072 is 135012.4404342059
• The cube root of 18228359072 is 2631.7776332433

Scales and comparisons

• 18,228,359,072 seconds is equal to 579 years, 31 weeks, 3 days, 9 hours, 4 minutes, 32 seconds.
• To count from 1 to 18,228,359,072 would take you about one thousand, one hundred fifty-nine 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 18228359072 cubic inches would be around 219.3 feet tall.

Recreational maths with 18228359072

• 18228359072 backwards is 27095382281
• The number of decimal digits it has is: 11
• The sum of 18228359072's digits is 47
• More coming soon!