1988637981239

Names of 1988637981239

• Cardinal: 1988637981239 can be written as One trillion, nine hundred eighty-eight billion, six hundred thirty-seven million, nine hundred eighty-one thousand, two hundred thirty-nine.

Scientific notation

• Scientific notation: 1.988637981239 × 10¹²

Factors of 1988637981239

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 429

Divisors of 1988637981239

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 13 29 91 97 203 283 377 679 1261 1981 2639 2813 3679 8207 8827 9409 19691 25753 27451 36569 57449 65863 80089 106691 122317 192157 255983 272861 356863 560623 746837 796079 856219 1041157 1910027 2322581 2498041 2662747 3547193 5572553 7288099 7768633 10349027 16258067 18639229 24830351 30193553 34615711 54380431 72443189 77219663 100992229 211354871 225290357 242309977 540537641 706945603 753557401 1003855619 1577032499 2928774641 5274901807 7026989333 9796246213 20501422487 21853164629 68573723491 152972152403 284091140177 1988637981239
• Sum of all divisors σ(n): 2567396532960
• Sum of proper divisors (its aliquot sum) s(n): 578758551721
• 1988637981239 is a deficient number, because the sum of its proper divisors (578758551721) is less than itself. Its deficiency is 1409879429518

Bases of 1988637981239

• Binary: 11100111100000100000011110111101000110111₂
• Hexadecimal: 0x1CF040F7A37
• Base-36: PDKFPIRB

Squares and roots of 1988637981239

• 1988637981239 squared (1988637981239²) is 3954681020426325315975121
• 1988637981239 cubed (1988637981239³) is 7864428880904796099491843422188754919
• The square root of 1988637981239 is 1410190.7605848933
• The cube root of 1988637981239 is 12575.3064308837

Scales and comparisons

• 1,988,637,981,239 seconds is equal to 63,232 years, 27 weeks, 6 days, 7 hours, 13 minutes, 59 seconds.
• To count from 1 to 1,988,637,981,239 would take you about one hundred fifty-eight thousand and eighty-one 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 1988637981239 cubic inches would be around 1047.9 feet tall.

Recreational maths with 1988637981239

• 1988637981239 backwards is 9321897368891
• The number of decimal digits it has is: 13
• The sum of 1988637981239's digits is 74
• More coming soon!