18223356630640

Names of 18223356630640

• Cardinal: 18223356630640 can be written as Eighteen trillion, two hundred twenty-three billion, three hundred fifty-six million, six hundred thirty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.822335663064 × 10¹³

Factors of 18223356630640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3180

Divisors of 18223356630640

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 80 98 112 140 196 245 280 392 490 560 784 980 1187 1960 1979 2374 3920 3958 4748 5935 7916 8309 9496 9895 11870 13853 15832 16618 18992 19790 23740 27706 31664 33236 39580 41545 47480 55412 58163 66472 69265 79160 83090 94960 96971 110824 116326 132944 138530 158320 166180 193942 221648 232652 277060 290815 332360 387884 465304 484855 554120 581630 664720 775768 930608 969710 1108240 1163260 1551536 1939420 2326520 2349073 3878840 3916441 4653040 4698146 7757680 7832882 9396292 11745365 15665764 16443511 18792584 19582205 23490730 27415087 31331528 32887022 37585168 39164410 46981460 54830174 62663056 65774044 78328820 82217555 93962920 109660348 115104577 131548088 137075435 156657640 164435110 187925840 191905609 219320696 230209154 263096176 274150870 313315280 328870220 383811218 438641392 460418308 548301740 575522885 657740440 767622436 920836616 959528045 1096603480 1151045770 1315480880 1535244872 1841673232 1919056090 2193206960 2302091540 3070489744 3838112180 4604183080 4648815467 7676224360 9208366160 9297630934 15352448720 18595261868 23244077335 32541708269 37190523736 46488154670 65083416538 74381047472 92976309340 130166833076 162708541345 185952618680 227791957883 260333666152 325417082690 371905237360 455583915766 520667332304 650834165380 911167831532 1138959789415 1301668330760 1822335663064 2277919578830 2603336661520 3644671326128 4555839157660 9111678315320 18223356630640
• Sum of all divisors σ(n): 49353202137096
• Sum of proper divisors (its aliquot sum) s(n): 31129845506456
• 18223356630640 is an abundant number, because the sum of its proper divisors (31129845506456) is greater than itself. Its abundance is 12906488875816

Bases of 18223356630640

• Binary: 100001001001011110100101100101101011001110000₂
• Hexadecimal: 0x1092F4B2D670
• Base-36: 6GJP00W34

Squares and roots of 18223356630640

• 18223356630640 squared (18223356630640²) is 332090726887490853386809600
• 18223356630640 cubed (18223356630640³) is 6051807749799213772338868824875206144000
• The square root of 18223356630640 is 4268882.3631765727
• The cube root of 18223356630640 is 26315.3686339409

Scales and comparisons

• 18,223,356,630,640 seconds is equal to 579,446 years, 19 weeks, 2 days, 12 hours, 30 minutes, 40 seconds.
• To count from 1 to 18,223,356,630,640 would take you about one million, four hundred forty-eight thousand, six hundred fifteen 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 18223356630640 cubic inches would be around 2192.9 feet tall.

Recreational maths with 18223356630640

• 18223356630640 backwards is 04603665332281
• 18223356630640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18223356630640's digits is 49
• More coming soon!