12805518327808

Names of 12805518327808

• Cardinal: 12805518327808 can be written as Twelve trillion, eight hundred five billion, five hundred eighteen million, three hundred twenty-seven thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.2805518327808 × 10¹³

Factors of 12805518327808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 1211

Divisors of 12805518327808

• Number of divisors d(n): 204
• Complete list of divisors:
  1 2 4 8 16 19 32 38 64 76 97 128 152 194 256 304 388 512 608 776 1024 1093 1216 1552 1843 2048 2186 2432 3104 3686 4096 4372 4864 6208 7372 8192 8744 9409 9728 12416 14744 16384 17488 18818 19456 20767 24832 29488 32768 34976 37636 38912 41534 49664 58976 65536 69952 75272 77824 83068 99328 106021 117952 139904 150544 155648 166136 178771 198656 212042 235904 279808 301088 311296 332272 357542 397312 424084 471808 559616 602176 622592 664544 715084 794624 848168 943616 1119232 1204352 1245184 1329088 1430168 1589248 1696336 1887232 2014399 2238464 2408704 2658176 2860336 3178496 3392672 3774464 4028798 4476928 4817408 5316352 5720672 6356992 6785344 7548928 8057596 8953856 9634816 10284037 10632704 11441344 13570688 15097856 16115192 17907712 19269632 20568074 21265408 22882688 27141376 30195712 32230384 35815424 38539264 41136148 42530816 45765376 54282752 60391424 64460768 71630848 77078528 82272296 85061632 91530752 108565504 120782848 128921536 154157056 164544592 170123264 183061504 195396703 217131008 257843072 308314112 329089184 340246528 366123008 390793406 434262016 515686144 616628224 658178368 680493056 732246016 781586812 868524032 1031372288 1316356736 1360986112 1464492032 1563173624 1737048064 2062744576 2632713472 2928984064 3126347248 3474096128 4125489152 5265426944 5857968128 6252694496 6948192256 8250978304 10530853888 11715936256 12505388992 16501956608 21061707776 25010777984 33003913216 42123415552 50021555968 66007826432 84246831104 100043111936 132015652864 168493662208 200086223872 336987324416 400172447744 673974648832 800344895488 1600689790976 3201379581952 6402759163904 12805518327808
• Sum of all divisors σ(n): 27264492894360
• Sum of proper divisors (its aliquot sum) s(n): 14458974566552
• 12805518327808 is an abundant number, because the sum of its proper divisors (14458974566552) is greater than itself. Its abundance is 1653456238744

Bases of 12805518327808

• Binary: 10111010010110000100010111110000000000000000₂
• Hexadecimal: 0xBA5845F0000
• Base-36: 4JERUZEV4

Squares and roots of 12805518327808

• 12805518327808 squared (12805518327808²) is 163981299643826596546084864
• 12805518327808 cubed (12805518327808³) is 2099865538006796944593136516058539098112
• The square root of 12805518327808 is 3578479.8906530131
• The cube root of 12805518327808 is 23395.5030244839

Scales and comparisons

• 12,805,518,327,808 seconds is equal to 407,175 years, 45 weeks, 2 days, 16 hours, 23 minutes, 28 seconds.
• To count from 1 to 12,805,518,327,808 would take you about one million, seventeen thousand, nine hundred thirty-nine 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 12805518327808 cubic inches would be around 1949.6 feet tall.

Recreational maths with 12805518327808

• 12805518327808 backwards is 80872381550821
• The number of decimal digits it has is: 14
• The sum of 12805518327808's digits is 58
• More coming soon!