1988547478970

Names of 1988547478970

• Cardinal: 1988547478970 can be written as One trillion, nine hundred eighty-eight billion, five hundred forty-seven million, four hundred seventy-eight thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.98854747897 × 10¹²

Factors of 1988547478970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 105213

Divisors of 1988547478970

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 5 10 13 19 26 31 38 62 65 95 130 155 169 190 247 310 338 361 403 494 589 722 806 845 1178 1235 1690 1805 2015 2470 2945 3211 3610 4030 4693 5239 5890 6422 7657 9386 10478 11191 15314 16055 22382 23465 26195 32110 38285 46930 52390 55955 61009 76570 99541 105143 111910 122018 145483 199082 210286 290966 305045 497705 525715 610090 727415 995410 1051430 1366859 1454830 1891279 1997717 2733718 3259433 3782558 3995434 6518866 6834295 9456395 9988585 13668590 16297165 17769167 18912790 19977170 25970321 32594330 35538334 37956623 42372629 51940642 61929227 75913246 84745258 88845835 123858454 129851605 177691670 189783115 211863145 259703210 309646135 337614173 379566230 423726290 493436099 550844177 619292270 675228346 805079951 986872198 1101688354 1176655313 1610159902 1688070865 2353310626 2467180495 2754220885 3376141730 4025399755 4934360990 5508441770 5883276565 6414669287 8050799510 10466039363 11766553130 12829338574 15296519069 20932078726 30593038138 32073346435 52330196815 64146692870 76482595345 104660393630 152965190690 198854747897 397709495794 994273739485 1988547478970
• Sum of all divisors σ(n): 4222630144512
• Sum of proper divisors (its aliquot sum) s(n): 2234082665542
• 1988547478970 is an abundant number, because the sum of its proper divisors (2234082665542) is greater than itself. Its abundance is 245535186572

Bases of 1988547478970

• Binary: 11100111011111110101010101000010110111010₂
• Hexadecimal: 0x1CEFEAA85BA
• Base-36: PDIXTQRE

Squares and roots of 1988547478970

• 1988547478970 squared (1988547478970²) is 3954321076117942592260900
• 1988547478970 cubed (1988547478970³) is 7863355206952272216223599327503273000
• The square root of 1988547478970 is 1410158.6715579209
• The cube root of 1988547478970 is 12575.1156619521

Scales and comparisons

• 1,988,547,478,970 seconds is equal to 63,229 years, 34 weeks, 1 day, 19 hours, 42 minutes, 50 seconds.
• To count from 1 to 1,988,547,478,970 would take you about one hundred fifty-eight thousand and seventy-four 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 1988547478970 cubic inches would be around 1047.9 feet tall.

Recreational maths with 1988547478970

• 1988547478970 backwards is 0798747458891
• The number of decimal digits it has is: 13
• The sum of 1988547478970's digits is 77
• More coming soon!