1988624148905940

Names of 1988624148905940

• Cardinal: 1988624148905940 can be written as One quadrillion, nine hundred eighty-eight trillion, six hundred twenty-four billion, one hundred forty-eight million, nine hundred five thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.98862414890594 × 10¹⁵

Factors of 1988624148905940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 903764024

Divisors of 1988624148905940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 31 35 39 42 52 60 62 65 70 78 84 91 93 105 124 130 140 155 156 169 182 186 195 210 217 260 273 310 338 364 372 390 403 420 434 455 465 507 546 620 651 676 780 806 845 868 910 930 1014 1085 1092 1183 1209 1302 1365 1612 1690 1820 1860 2015 2028 2170 2366 2418 2535 2604 2730 2821 3255 3380 3549 4030 4340 4732 4836 5070 5239 5460 5642 5915 6045 6510 7098 8060 8463 10140 10478 11284 11830 12090 13020 14105 14196 15717 16926 17745 20956 23660 24180 26195 28210 31434 33852 35490 36673 42315 52390 56420 62868 70980 73346 78585 84630 104780 110019 146692 157170 169260 183365 220038 314340 366730 440076 550095 733460 1100190 2200380 903763963 1807527926 2711291889 3615055852 4518819815 5422583778 6326347741 9037639630 10845167556 11748931519 12652695482 13556459445 18075279260 18979043223 23497863038 25305390964 27112918890 28016682853 31631738705 35246794557 37958086446 46995726076 54225837780 56033365706 58744657595 63263477410 70493589114 75916172892 82242520633 84050048559 94895216115 112066731412 117489315190 126526954820 140083414265 140987178228 152736109747 164485041266 168100097118 176233972785 189790432230 196116779971 234978630380 246727561899 280166828530 305472219494 328970082532 336200194236 352467945570 364216877089 379580864460 392233559942 411212603165 420250242795 458208329241 493455123798 560333657060 588350339913 610944438988 704935891140 728433754178 763680548735 784467119884 822425206330 840500485590 916416658482 980583899855 986910247596 1069152768229 1092650631267 1176700679826 1233637809495 1456867508356 1527361097470 1644850412660 1681000971180 1821084385445 1832833316964 1961167799710 2138305536458 2185301262534 2291041646205 2353401359652 2467275618990 2549518139623 2941751699565 3054722194940 3207458304687 3642168770890 3922335599420 4276611072916 4370602525068 4582083292410 4734819402157 4934551237980 5099036279246 5345763841145 5463253156335 5883503399130 6414916609374 7284337541780 7648554418869 9164166584820 9469638804314 10198072558492 10691527682290 10926506312670 11767006798260 12747590698115 12829833218748 14204458206471 15297108837738 16037291523435 18939277608628 21383055364580 21853012625340 23674097010785 25495181396230 28408916412942 30594217675476 32074583046870 33143735815099 38242772094345 47348194021570 50990362792460 56817832825884 64149166093740 66287471630198 71022291032355 76485544188690 94696388043140 99431207445297 132574943260396 142044582064710 152971088377380 165718679075495 198862414890594 284089164129420 331437358150990 397724829781188 497156037226485 662874716301980 994312074452970 1988624148905940
• Sum of all divisors σ(n): 7113041743159296
• Sum of proper divisors (its aliquot sum) s(n): 5124417594253356
• 1988624148905940 is an abundant number, because the sum of its proper divisors (5124417594253356) is greater than itself. Its abundance is 3135793445347416

Bases of 1988624148905940

• Binary: 111000100001010010010100011111111001011111111010100₂
• Hexadecimal: 0x710A4A3FCBFD4
• Base-36: JKWPBLI5ZO

Squares and roots of 1988624148905940

• 1988624148905940 squared (1988624148905940²) is 3954626005611874226098967283600
• 1988624148905940 cubed (1988624148905940³) is 7864264774651210485083239514421022793704584000
• The square root of 1988624148905940 is 44593992.2961147313
• The cube root of 1988624148905940 is 125752.7727420623

Scales and comparisons

• 1,988,624,148,905,940 seconds is equal to 63,232,096 years, 37 weeks, 1 day, 22 hours, 19 minutes.
• To count from 1 to 1,988,624,148,905,940 would take you about one hundred eighty-nine million, six hundred ninety-six thousand, two hundred ninety 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 1988624148905940 cubic inches would be around 10479.4 feet tall.

Recreational maths with 1988624148905940

• 1988624148905940 backwards is 0495098414268891
• 1988624148905940 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1988624148905940's digits is 78
• More coming soon!