3998025621720

Names of 3998025621720

• Cardinal: 3998025621720 can be written as Three trillion, nine hundred ninety-eight billion, twenty-five million, six hundred twenty-one thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.99802562172 × 10¹²

Factors of 3998025621720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 19867019

Divisors of 3998025621720

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 30 36 39 40 43 45 52 60 65 72 78 86 90 104 117 120 129 130 156 172 180 195 215 234 258 260 312 344 360 387 390 430 468 516 520 559 585 645 774 780 860 936 1032 1118 1170 1290 1548 1560 1677 1720 1935 2236 2340 2580 2795 3096 3354 3870 4472 4680 5031 5160 5590 6708 7740 8385 10062 11180 13416 15480 16770 20124 22360 25155 33540 40248 50310 67080 100620 201240 19866953 39733906 59600859 79467812 99334765 119201718 158935624 178802577 198669530 238403436 258270389 298004295 357605154 397339060 476806872 516540778 596008590 715210308 774811167 794678120 854278979 894012885 1033081556 1192017180 1291351945 1430420616 1549622334 1708557958 1788025770 2066163112 2324433501 2384034360 2562836937 2582703890 3099244668 3417115916 3576051540 3874055835 4271394895 4648867002 5125673874 5165407780 6198489336 6834231832 7152103080 7688510811 7748111670 8542789790 9297734004 10251347748 10330815560 11105626727 11622167505 12814184685 15377021622 15496223340 17085579580 18595468008 20502695496 22211253454 23244335010 25628369370 30754043244 30992446680 33316880181 34171159160 38442554055 44422506908 46488670020 51256738740 55528133635 61508086488 66633760362 76885108110 88845013816 92977340040 99950640543 102513477480 111056267270 133267520724 153770216220 166584400905 199901281086 222112534540 266535041448 307540432440 333168801810 399802562172 444225069080 499753202715 666337603620 799605124344 999506405430 1332675207240 1999012810860 3998025621720
• Sum of all divisors σ(n): 14318511086880
• Sum of proper divisors (its aliquot sum) s(n): 10320485465160
• 3998025621720 is an abundant number, because the sum of its proper divisors (10320485465160) is greater than itself. Its abundance is 6322459843440

Bases of 3998025621720

• Binary: 111010001011011100111001011010000011011000₂
• Hexadecimal: 0x3A2DCE5A0D8
• Base-36: 1F0O18920

Squares and roots of 3998025621720

• 3998025621720 squared (3998025621720²) is 15984208871929592535758400
• 3998025621720 cubed (3998025621720³) is 63905276612898649053841748491712448000
• The square root of 3998025621720 is 1999506.3445060633
• The cube root of 3998025621720 is 15871.3983147125

Scales and comparisons

• 3,998,025,621,720 seconds is equal to 127,124 years, 44 weeks, 16 hours, 42 minutes.
• To count from 1 to 3,998,025,621,720 would take you about three hundred seventeen thousand, eight hundred twelve 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 3998025621720 cubic inches would be around 1322.6 feet tall.

Recreational maths with 3998025621720

• 3998025621720 backwards is 0271265208993
• The number of decimal digits it has is: 13
• The sum of 3998025621720's digits is 54
• More coming soon!