19400668728320

Names of 19400668728320

• Cardinal: 19400668728320 can be written as Nineteen trillion, four hundred billion, six hundred sixty-eight million, seven hundred twenty-eight thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.940066872832 × 10¹³

Factors of 19400668728320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 719

Divisors of 19400668728320

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 512 640 701 704 880 1024 1280 1402 1408 1760 2560 2804 2816 3505 3520 5120 5608 5632 7010 7040 7711 11216 11264 14020 14080 15422 22432 28040 28160 30844 38555 44864 56080 56320 61688 77110 89728 112160 123376 154220 179456 224320 246752 308440 358912 448640 491401 493504 616880 717824 897280 982802 987008 1233760 1794560 1965604 1974016 2457005 2467520 3589120 3931208 3948032 4914010 4935040 5405411 7862416 7896064 9828020 9870080 10810822 15724832 19656040 19740160 21621644 27027055 31449664 39312080 39480320 43243288 54054110 62899328 78624160 86486576 108108220 125798656 157248320 172973152 216216440 251597312 314496640 344472101 345946304 432432880 503194624 628993280 688944202 691892608 864865760 1257986560 1377888404 1383785216 1722360505 1729731520 2515973120 2755776808 2767570432 3444721010 3459463040 3789193111 5511553616 5535140864 6889442020 6918926080 7578386222 11023107232 13778884040 13837852160 15156772444 18945965555 22046214464 27557768080 27675704320 30313544888 37891931110 44092428928 55115536160 60627089776 75783862220 88184857856 110231072320 121254179552 151567724440 176369715712 220462144640 242508359104 303135448880 352739431424 440924289280 485016718208 606270897760 881848578560 970033436416 1212541795520 1763697157120 1940066872832 2425083591040 3880133745664 4850167182080 9700334364160 19400668728320
• Sum of all divisors σ(n): 50842204242336
• Sum of proper divisors (its aliquot sum) s(n): 31441535514016
• 19400668728320 is an abundant number, because the sum of its proper divisors (31441535514016) is greater than itself. Its abundance is 12040866785696

Bases of 19400668728320

• Binary: 100011010010100010001111101111100110000000000₂
• Hexadecimal: 0x11A511F7CC00
• Base-36: 6VKJL90JK

Squares and roots of 19400668728320

• 19400668728320 squared (19400668728320²) is 376385947106013565970022400
• 19400668728320 cubed (19400668728320³) is 7302139073798742993132302902249914368000
• The square root of 19400668728320 is 4404619.0219268681
• The cube root of 19400668728320 is 26870.2825584081

Scales and comparisons

• 19,400,668,728,320 seconds is equal to 616,881 years, 13 weeks, 1 day, 22 hours, 45 minutes, 20 seconds.
• To count from 1 to 19,400,668,728,320 would take you about one million, five hundred forty-two thousand, two hundred three 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 19400668728320 cubic inches would be around 2239.2 feet tall.

Recreational maths with 19400668728320

• 19400668728320 backwards is 02382786600491
• The number of decimal digits it has is: 14
• The sum of 19400668728320's digits is 56
• More coming soon!