18161407077330944

Names of 18161407077330944

• Cardinal: 18161407077330944 can be written as Eighteen quadrillion, one hundred sixty-one trillion, four hundred seven billion, seventy-seven million, three hundred thirty thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.8161407077330944 × 10¹⁶

Factors of 18161407077330944

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 2456

Divisors of 18161407077330944

• Number of divisors d(n): 1248
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 41 49 53 56 62 64 82 98 106 112 124 128 164 196 212 217 224 248 256 287 328 371 392 424 434 448 496 512 574 656 742 784 848 868 896 992 1024 1093 1148 1229 1271 1312 1484 1519 1568 1643 1696 1736 1792 1984 2009 2048 2173 2186 2296 2458 2542 2597 2624 2968 3038 3136 3286 3392 3472 3584 3968 4018 4096 4346 4372 4592 4916 5084 5194 5248 5936 6076 6272 6572 6784 6944 7168 7651 7936 8036 8603 8692 8744 8897 9184 9832 10168 10388 10496 11501 11872 12152 12544 13144 13568 13888 14336 15211 15302 15872 16072 17206 17384 17488 17794 18368 19664 20336 20776 20992 23002 23744 24304 25088 26288 27136 27776 28672 30422 30604 31744 32144 33883 34412 34768 34976 35588 36736 38099 39328 40672 41552 41984 44813 46004 47488 48608 50176 50389 52576 53557 54272 55552 57929 60221 60844 61208 62279 63488 64288 65137 67363 67766 68824 69536 69952 71176 73472 76198 78656 80507 81344 83104 83968 89626 92008 94976 97216 100352 100778 105152 106477 107114 108544 111104 115858 120442 121688 122416 124558 126976 128576 130274 134726 135532 137648 139072 139904 142352 146944 152396 157312 161014 162688 166208 167936 179252 184016 189952 194432 200704 201556 210304 212954 214228 217088 222208 231716 237181 240884 243376 244832 249116 257152 260548 266693 269452 271064 275296 278144 279808 284704 293888 304792 313691 314624 322028 325376 332416 352723 358504 368032 379904 388864 403112 405503 420608 425908 428456 444416 455959 463432 471541 474362 481768 486752 489664 498232 514304 521096 533386 538904 542128 550592 556288 559616 569408 587776 609584 627382 629248 644056 650752 664832 705446 717008 736064 759808 777728 806224 811006 841216 851816 856912 888832 911918 926864 943082 948724 963536 973504 979328 996464 1028608 1042192 1066772 1077808 1084256 1101184 1112576 1119232 1138816 1175552 1219168 1254764 1258496 1288112 1301504 1329664 1343297 1389203 1410892 1434016 1472128 1519616 1555456 1562059 1612448 1622012 1660267 1682432 1703632 1713824 1795799 1823836 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6921267941056 6993225674752 7144534648832 7388692871168 7910020504064 8308054472704 8357757513728 8867874549478 9040023433216 9153935018816 10134713770832 10461640021504 10708376814464 11053808324608 11582530023808 11956160024576 12238144930816 13842535882112 14289069297664 14777385742336 15820041008128 16616108945408 17735749098956 18307870037632 20269427541664 20923280043008 21416753628928 23165060047616 24476289861632 27685071764224 31640082016256 35471498197912 36615740075264 40538855083328 41846560086016 42833507257856 46330120095232 48952579723264 55370143528448 63280164032512 70942996395824 73231480150528 81077710166656 83693120172032 85667014515712 92660240190464 110740287056896 141885992791648 146462960301056 162155420333312 171334029031424 185320480380928 221480574113792 283771985583296 292925920602112 324310840666624 342668058062848 370640960761856 442961148227584 567543971166592 585851841204224 648621681333248 1135087942333184 1297243362666496 2270175884666368 2594486725332992 4540351769332736 9080703538665472 18161407077330944
• Sum of all divisors σ(n): 45596052347005440
• Sum of proper divisors (its aliquot sum) s(n): 27434645269674496
• 18161407077330944 is an abundant number, because the sum of its proper divisors (27434645269674496) is greater than itself. Its abundance is 9273238192343552

Bases of 18161407077330944

• Binary: 1000000100001011011010000011001011101110011000000000000₂
• Hexadecimal: 0x4085B419773000
• Base-36: 4YTOJ8C7HFK

Squares and roots of 18161407077330944

• 18161407077330944 squared (18161407077330944²) is 329836707028526501336490899931136
• 18161407077330944 cubed (18161407077330944³) is 5990298705391414321425444462813735807436281872384
• The square root of 18161407077330944 is 134764264.8380161053
• The cube root of 18161407077330944 is 262855.1544138629

Scales and comparisons

• 18,161,407,077,330,944 seconds is equal to 577,476,568 years, 7 weeks, 1 day, 10 hours, 35 minutes, 44 seconds.
• To count from 1 to 18,161,407,077,330,944 would take you about one billion, seven hundred thirty-two million, four hundred twenty-nine thousand, seven hundred four 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 18161407077330944 cubic inches would be around 21904.6 feet tall.

Recreational maths with 18161407077330944

• 18161407077330944 backwards is 44903377070416181
• The number of decimal digits it has is: 17
• The sum of 18161407077330944's digits is 65
• More coming soon!