1988212720293

Names of 1988212720293

• Cardinal: 1988212720293 can be written as One trillion, nine hundred eighty-eight billion, two hundred twelve million, seven hundred twenty thousand, two hundred ninety-three.

Scientific notation

• Scientific notation: 1.988212720293 × 10¹²

Factors of 1988212720293

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 280

Divisors of 1988212720293

• Number of divisors d(n): 156
• Complete list of divisors:
  1 3 9 17 27 31 51 81 93 153 229 243 279 459 527 687 729 837 961 1377 1581 2061 2187 2511 2883 3893 4131 4743 6183 6561 7099 7533 8649 11679 12393 14229 16337 18549 19683 21297 22599 25947 35037 37179 42687 49011 55647 59049 63891 67797 77841 105111 111537 120683 128061 147033 166941 177147 191673 203391 220069 233523 315333 334611 362049 384183 441099 500823 531441 575019 610173 660207 700569 945999 1003833 1086147 1152549 1323297 1502469 1725057 1830519 1980621 2101707 2837997 3011499 3258441 3457647 3741173 3969891 4507407 5175171 5491557 5941863 6305121 8513991 9034497 9775323 10372941 11223519 11909673 13522221 15525513 16474671 17825589 18915363 25541973 29325969 31118823 33670557 35729019 40566663 46576539 53476767 56746089 76625919 87977907 93356469 101011671 107187057 121699989 139729617 160430301 170238267 229877757 263933721 280069407 303035013 321561171 419188851 481290903 510714801 689633271 791801163 909105039 964683513 1257566553 1443872709 2068899813 2375403489 2727315117 2894050539 3772699659 4331618127 7126210467 8181945351 8682151617 12994854381 21378631401 24545836053 38984563143 64135894203 73637508159 116953689429 220912524477 662737573431 1988212720293
• Sum of all divisors σ(n): 3277144814220
• Sum of proper divisors (its aliquot sum) s(n): 1288932093927
• 1988212720293 is a deficient number, because the sum of its proper divisors (1288932093927) is less than itself. Its deficiency is 699280626366

Bases of 1988212720293

• Binary: 11100111011101010101101101000001010100101₂
• Hexadecimal: 0x1CEEAB682A5
• Base-36: PDDEIPB9

Squares and roots of 1988212720293

• 1988212720293 squared (1988212720293²) is 3952989821134891054005849
• 1988212720293 cubed (1988212720293³) is 7859384645569141246981159015022993757
• The square root of 1988212720293 is 1410039.9711685483
• The cube root of 1988212720293 is 12574.4099767941

Scales and comparisons

• 1,988,212,720,293 seconds is equal to 63,219 years, 5 days, 7 hours, 11 minutes, 33 seconds.
• To count from 1 to 1,988,212,720,293 would take you about one hundred fifty-eight thousand and forty-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 1988212720293 cubic inches would be around 1047.9 feet tall.

Recreational maths with 1988212720293

• 1988212720293 backwards is 3920272128891
• The number of decimal digits it has is: 13
• The sum of 1988212720293's digits is 54
• More coming soon!