3987999342553162728100

Names of 3987999342553162728100

• Cardinal: 3987999342553162728100 can be written as Three sextillion, nine hundred eighty-seven quintillion, nine hundred ninety-nine quadrillion, three hundred forty-two trillion, five hundred fifty-three billion, one hundred sixty-two million, seven hundred twenty-eight thousand, one hundred.

Scientific notation

• Scientific notation: 3.9879993425531627281 × 10²¹

Factors of 3987999342553162728100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 47590

Divisors of 3987999342553162728100

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 10 20 25 50 79 100 158 316 395 790 1580 1747 1975 3494 3950 6241 6988 7900 8735 12482 17470 24964 31205 34940 43675 45757 62410 87350 91514 124820 138013 156025 174700 183028 228785 276026 312050 457570 552052 624100 690065 915140 1143925 1380130 2287850 2760260 3450325 3614803 4575700 6900650 7229606 10903027 13801300 14459212 18074015 21806054 36148030 43612108 54515135 72296060 79937479 90370075 109030270 159874958 180740150 218060540 272575675 285569437 319749916 361480300 399687395 545151350 571138874 799374790 1090302700 1142277748 1427847185 1598749580 1998436975 2093703049 2855694370 3996873950 4187406098 5711388740 6315060841 7139235925 7993747900 8374812196 10468515245 12630121682 14278471850 20937030490 25260243364 28556943700 31575304205 41874060980 52342576225 63150608410 104685152450 126301216820 157876521025 165402540871 209370304900 315753042050 330805081742 498889806439 631506084100 661610163484 827012704355 997779612878 1654025408710 1995559225756 2494449032195 3308050817420 3657699226603 4135063521775 4988898064390 7315398453206 8270127043550 9977796128780 12472245160975 13066800728809 14630796906412 16540254087100 18288496133015 24944490321950 26133601457618 36576992266030 49888980643900 52267202915236 65334003644045 73153984532060 91442480665075 130668007288090 182884961330150 261336014576180 288958238901637 326670018220225 365769922660300 577916477803274 653340036440450 1155832955606548 1306680072880900 1444791194508185 2889582389016370 5779164778032740 7223955972540925 14447911945081850 22827700873229323 28895823890163700 45655401746458646 91310803492917292 114138504366146615 228277008732293230 456554017464586460 570692521830733075 1141385043661466150 2282770087322932300
• Sum of all divisors σ(n): 3990736662768310667652
• Sum of proper divisors (its aliquot sum) s(n): 2737320215147939552
• 3987999342553162728100 is a deficient number, because the sum of its proper divisors (2737320215147939552) is less than itself. Its deficiency is 3985262022338014788548

Bases of 3987999342553162728100

• Binary: 110110000011000010011011110100001011100111011100100111100100001010100100₂
• Hexadecimal: 0xD8309BD0B9DC9E42A4
• Base-36: NDMY6EGK93EJS4

Squares and roots of 3987999342553162728100

• 3987999342553162728100 squared (3987999342553162728100²) is 15904138756204458155669438824159034529610000
• 3987999342553162728100 cubed (3987999342553162728100³) is 63425694903617654324739254475027884669207827245281167829041000000
• 3987999342553162728100 is a perfect square number. Its square root is 63150608410
• The cube root of 3987999342553162728100 is 15858119.7372051169

Scales and comparisons

• 3,987,999,342,553,162,728,100 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 3,987,999,342,553,162,728,100 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 3987999342553162728100 cubic inches would be around 1321510 feet tall.

Recreational maths with 3987999342553162728100

• 3987999342553162728100 backwards is 0018272613552439997893
• The number of decimal digits it has is: 22
• The sum of 3987999342553162728100's digits is 103
• More coming soon!