1321985345681

Names of 1321985345681

• Cardinal: 1321985345681 can be written as One trillion, three hundred twenty-one billion, nine hundred eighty-five million, three hundred forty-five thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 1.321985345681 × 10¹²

Factors of 1321985345681

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 673

Divisors of 1321985345681

• Number of divisors d(n): 192
• Complete list of divisors:
  1 7 11 13 49 71 73 77 89 91 143 409 497 511 539 623 637 781 803 923 949 979 1001 1157 2863 3479 3577 4361 4499 5183 5317 5467 5621 6319 6461 6497 6643 6853 7007 8099 10153 10439 12727 20041 29039 29857 31493 36281 36401 37219 38269 39347 44233 45227 45479 46501 47971 56693 57013 58487 67379 69509 71071 71467 73073 82147 84461 89089 203273 208999 220451 253967 254807 260533 309631 318353 319429 328427 377507 388141 399091 400411 409409 461287 471653 473213 486563 497497 500269 511511 575029 591227 623623 741169 903617 929071 1422911 1462993 1783649 2119847 2236003 2298989 2584471 2642549 2657273 2716987 2793637 2802877 2865863 3229009 3301571 3312491 3405941 3501883 4025203 4138589 4152577 4269551 5074157 5188183 5205343 5996731 6325319 6503497 14838929 15652021 16092923 18091297 18497843 18600911 19018909 19620139 22603063 23187437 23318317 27558011 28429181 29068039 29230003 29886857 33598123 34544549 35519099 36317281 36437401 41977117 44277233 45524479 65964041 103872503 126639079 130206377 163228219 188666383 192906077 199004267 203476273 204610021 209207999 235186861 241811843 248633693 255061807 293839819 303138121 369579353 379990039 461748287 1142597533 1320664681 1350342539 1393029869 1432270147 1646308027 1692682901 2075330213 2121966847 2452662979 2587055471 2659930273 3232238009 9244652767 14527311491 14853767929 17168640853 18109388297 18619511911 26979292769 101691180437 120180485971 188855049383 1321985345681
• Sum of all divisors σ(n): 1882672243200
• Sum of proper divisors (its aliquot sum) s(n): 560686897519
• 1321985345681 is a deficient number, because the sum of its proper divisors (560686897519) is less than itself. Its deficiency is 761298448162

Bases of 1321985345681

• Binary: 10011001111001100011101111000100010010001₂
• Hexadecimal: 0x133CC778891
• Base-36: GVB7XX1T

Squares and roots of 1321985345681

• 1321985345681 squared (1321985345681²) is 1747645254195313065353761
• 1321985345681 cubed (1321985345681³) is 2310361415495150058191707480138456241
• The square root of 1321985345681 is 1149776.2154789079
• The cube root of 1321985345681 is 10975.1099645819

Scales and comparisons

• 1,321,985,345,681 seconds is equal to 42,035 years, 2 weeks, 2 days, 7 hours, 34 minutes, 41 seconds.
• To count from 1 to 1,321,985,345,681 would take you about one hundred five thousand and eighty-seven 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 1321985345681 cubic inches would be around 914.6 feet tall.

Recreational maths with 1321985345681

• 1321985345681 backwards is 1865435891231
• The number of decimal digits it has is: 13
• The sum of 1321985345681's digits is 56
• More coming soon!