18223998144540

Names of 18223998144540

• Cardinal: 18223998144540 can be written as Eighteen trillion, two hundred twenty-three billion, nine hundred ninety-eight million, one hundred forty-four thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.822399814454 × 10¹³

Factors of 18223998144540

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4666

Divisors of 18223998144540

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 277 431 554 811 831 862 1108 1293 1385 1622 1662 1724 2155 2433 2586 2770 3137 3244 3324 4055 4155 4310 4866 5172 5540 6274 6465 8110 8310 8620 9411 9732 12165 12548 12930 15685 16220 16620 18822 24330 25860 31370 37644 47055 48660 62740 94110 119387 188220 224647 238774 349541 358161 449294 477548 596935 673941 699082 716322 868949 898588 1048623 1123235 1193870 1347882 1352047 1398164 1432644 1737898 1747705 1790805 2097246 2246470 2387740 2544107 2606847 2695764 2704094 3369705 3475796 3495410 3581610 4056141 4194492 4344745 4492940 5088214 5213694 5243115 5408188 6739410 6760235 6990820 7163220 7632321 8112282 8689490 10176428 10427388 10486230 12720535 13034235 13478820 13520470 15264642 16224564 17378980 20280705 20972460 25441070 26068470 27040940 30529284 38161605 40561410 50882140 52136940 76323210 81122820 96822857 152646420 193645714 290468571 374517019 387291428 484114285 580937142 704717639 749034038 968228570 1096510117 1123551057 1161874284 1409435278 1452342855 1498068076 1872585095 1936457140 2114152917 2193020234 2247102114 2818870556 2904685710 3289530351 3523588195 3745170190 4228305834 4386040468 4494204228 5482550585 5617755285 5809371420 6579060702 7047176390 7490340380 8456611668 10570764585 10965101170 11235510570 13158121404 14094352780 16447651755 21141529170 21930202340 22471021140 32895303510 42283058340 65790607020 303733302409 607466604818 911199907227 1214933209636 1518666512045 1822399814454 3037333024090 3644799628908 4555999536135 6074666048180 9111999072270 18223998144540
• Sum of all divisors σ(n): 51409904007168
• Sum of proper divisors (its aliquot sum) s(n): 33185905862628
• 18223998144540 is an abundant number, because the sum of its proper divisors (33185905862628) is greater than itself. Its abundance is 14961907718088

Bases of 18223998144540

• Binary: 100001001001100011010111011111001000000011100₂
• Hexadecimal: 0x10931AEF901C
• Base-36: 6GJZLYRDO

Squares and roots of 18223998144540

• 18223998144540 squared (18223998144540²) is 332114108372197362731811600
• 18223998144540 cubed (18223998144540³) is 6052446894750481218147215944032848664000
• The square root of 18223998144540 is 4268957.5009058125
• The cube root of 18223998144540 is 26315.6774222175

Scales and comparisons

• 18,223,998,144,540 seconds is equal to 579,466 years, 40 weeks, 10 hours, 49 minutes.
• To count from 1 to 18,223,998,144,540 would take you about one million, four hundred forty-eight thousand, six hundred sixty-six 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 18223998144540 cubic inches would be around 2193 feet tall.

Recreational maths with 18223998144540

• 18223998144540 backwards is 04544189932281
• 18223998144540 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18223998144540's digits is 60
• More coming soon!