18007744608

Names of 18007744608

• Cardinal: 18007744608 can be written as Eighteen billion, seven million, seven hundred forty-four thousand, six hundred eight.

Scientific notation

• Scientific notation: 1.8007744608 × 10¹⁰

Factors of 18007744608

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 459

Divisors of 18007744608

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 32 36 38 42 48 49 54 56 57 61 63 72 76 84 96 98 108 112 114 122 126 133 144 147 152 168 171 183 189 196 216 224 228 244 252 266 288 294 304 336 342 366 367 378 392 399 427 432 441 456 488 504 513 532 549 588 608 672 684 732 734 756 784 798 854 864 882 912 931 976 1008 1026 1064 1098 1101 1159 1176 1197 1281 1323 1368 1464 1468 1512 1568 1596 1647 1708 1764 1824 1862 1952 2016 2052 2128 2196 2202 2318 2352 2394 2562 2569 2646 2736 2793 2928 2936 2989 3024 3192 3294 3303 3416 3477 3528 3591 3724 3843 4104 4256 4392 4404 4636 4704 4788 5124 5138 5292 5472 5586 5856 5872 5978 6048 6384 6588 6606 6832 6954 6973 7056 7182 7448 7686 7707 8113 8208 8379 8784 8808 8967 9272 9576 9909 10248 10276 10431 10584 11172 11529 11744 11956 12768 13176 13212 13664 13908 13946 14112 14364 14896 15372 15414 16226 16416 16758 17568 17616 17934 17983 18544 19152 19818 20496 20552 20862 20919 21168 22344 22387 23058 23121 23912 24339 25137 26352 26424 26901 27816 27892 28728 29792 30744 30828 31293 32452 33516 35232 35868 35966 37088 38304 39636 40992 41104 41724 41838 42336 44688 44774 46116 46242 47824 48678 48811 50274 52704 52848 53802 53949 55632 55784 56791 57456 61488 61656 62586 62757 64904 67032 67161 69363 71736 71932 73017 79272 80703 82208 83448 83676 89376 89548 92232 92484 95648 97356 97622 100548 105696 107604 107898 111264 111568 113582 114912 122976 123312 125172 125514 129808 134064 134322 138726 143472 143864 146034 146433 156709 158544 161406 161847 166896 167352 170373 179096 184464 184968 188271 194712 195244 201096 201483 215208 215796 219051 223136 227164 246624 250344 251028 259616 268128 268644 277452 286944 287728 292068 292866 313418 317088 322812 323694 333792 334704 340746 341677 358192 368928 369936 376542 389424 390488 402192 402966 425353 430416 431592 438102 439299 454328 470127 485541 500688 502056 511119 537288 554904 575456 584136 585732 604449 626836 645624 647388 669408 681492 683354 716384 739872 753084 778848 780976 804384 805932 850706 860832 863184 876204 878598 908656 940254 971082 1001376 1004112 1022238 1025031 1074576 1096963 1109808 1168272 1171464 1208898 1253672 1276059 1291248 1294776 1317897 1362984 1366708 1410381 1506168 1533357 1561952 1611864 1701412 1726368 1752408 1757196 1817312 1880508 1942164 2008224 2044476 2050062 2149152 2193926 2219616 2336544 2342928 2417796 2507344 2552118 2582496 2589552 2635794 2725968 2733416 2820762 2977471 3012336 3066714 3075093 3223728 3290889 3402824 3504816 3514392 3761016 3828177 3884328 4088952 4100124 4231143 4387852 4685856 4835592 5014688 5104236 5179104 5271588 5451936 5466832 5641524 5954942 6024672 6133428 6150186 6447456 6581778 6805648 7009632 7028784 7522032 7656354 7768656 8177904 8200248 8462286 8775704 8932413 9225279 9671184 9872667 10208472 10543176 10933664 11283048 11484531 11909884 12266856 12300372 13163556 13611296 14057568 15044064 15312708 15537312 16355808 16400496 16924572 17551408 17864826 18450558 19342368 19745334 20416944 20842297 21086352 22566096 22969062 23819768 24533712 24600744 26327112 26797239 29618001 30625416 32800992 33849144 35102816 35729652 36901116 39490668 40833888 41684594 42172704 45132192 45938124 47639536 49067424 49201488 52654224 53594478 59236002 61250832 62526891 67698288 71459304 73802232 78981336 80391717 83369188 91876248 95279072 98402976 105308448 107188956 118472004 122501664 125053782 135396576 142918608 147604464 157962672 160783434 166738376 183752496 187580673 214377912 236944008 250107564 285837216 295208928 315925344 321566868 333476752 367504992 375161346 428755824 473888016 500215128 562742019 643133736 666953504 750322692 857511648 947776032 1000430256 1125484038 1286267472 1500645384 2000860512 2250968076 2572534944 3001290768 4501936152 6002581536 9003872304 18007744608
• Sum of all divisors σ(n): 65545804800
• Sum of proper divisors (its aliquot sum) s(n): 47538060192
• 18007744608 is an abundant number, because the sum of its proper divisors (47538060192) is greater than itself. Its abundance is 29530315584

Bases of 18007744608

• Binary: 10000110001010110000110000001100000₂
• Hexadecimal: 0x431586060
• Base-36: 89TCGO0

Squares and roots of 18007744608

• 18007744608 squared (18007744608²) is 324278865866953073664
• 18007744608 cubed (18007744608³) is 5839530998303979457661922803712
• The square root of 18007744608 is 134192.9379960063
• The cube root of 18007744608 is 2621.1172035525

Scales and comparisons

• 18,007,744,608 seconds is equal to 572 years, 30 weeks, 4 days, 23 hours, 16 minutes, 48 seconds.
• To count from 1 to 18,007,744,608 would take you about one thousand, one hundred forty-five 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 18007744608 cubic inches would be around 218.4 feet tall.

Recreational maths with 18007744608

• 18007744608 backwards is 80644770081
• The number of decimal digits it has is: 11
• The sum of 18007744608's digits is 45
• More coming soon!