138435420000

Names of 138435420000

• Cardinal: 138435420000 can be written as One hundred thirty-eight billion, four hundred thirty-five million, four hundred twenty thousand.

Scientific notation

• Scientific notation: 1.3843542 × 10¹¹

Factors of 138435420000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 135748

Divisors of 138435420000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 32 34 40 48 50 51 60 68 75 80 85 96 100 102 120 125 136 150 160 170 200 204 240 250 255 272 300 340 375 400 408 425 480 500 510 544 600 625 680 750 800 816 850 1000 1020 1200 1250 1275 1360 1500 1632 1700 1875 2000 2040 2125 2400 2500 2550 2720 3000 3400 3750 4000 4080 4250 5000 5100 6000 6375 6800 7500 8160 8500 10000 10200 10625 12000 12750 13600 15000 17000 20000 20400 21250 25500 30000 31875 34000 40800 42500 51000 60000 63750 68000 85000 102000 127500 135721 170000 204000 255000 271442 340000 407163 510000 542884 678605 814326 1020000 1085768 1357210 1628652 2035815 2171536 2307257 2714420 3257304 3393025 4071630 4343072 4614514 5428840 6514608 6786050 6921771 8143260 9229028 10179075 10857680 11536285 13029216 13572100 13843542 16286520 16965125 18458056 20358150 21715360 23072570 27144200 27687084 32573040 33930250 34608855 36916112 40716300 46145140 50895375 54288400 55374168 57681425 65146080 67860500 69217710 73832224 81432600 84825625 92290280 101790750 108576800 110748336 115362850 135721000 138435420 162865200 169651250 173044275 184580560 203581500 221496672 230725700 254476875 271442000 276870840 288407125 325730400 339302500 346088550 369161120 407163000 461451400 508953750 542884000 553741680 576814250 678605000 692177100 814326000 865221375 922902800 1017907500 1107483360 1153628500 1357210000 1384354200 1442035625 1628652000 1730442750 1845805600 2035815000 2307257000 2714420000 2768708400 2884071250 3460885500 4071630000 4326106875 4614514000 5537416800 5768142500 6921771000 8143260000 8652213750 9229028000 11536285000 13843542000 17304427500 23072570000 27687084000 34608855000 46145140000 69217710000 138435420000
• Sum of all divisors σ(n): 480810928752
• Sum of proper divisors (its aliquot sum) s(n): 342375508752
• 138435420000 is an abundant number, because the sum of its proper divisors (342375508752) is greater than itself. Its abundance is 203940088752

Bases of 138435420000

• Binary: 10000000111011011001001101111101100000₂
• Hexadecimal: 0x203B64DF60
• Base-36: 1RLGVHPC

Squares and roots of 138435420000

• 138435420000 squared (138435420000²) is 19164365510576400000000
• 138435420000 cubed (138435420000³) is 2653026988490158376088000000000000
• The square root of 138435420000 is 372069.1064842659
• The cube root of 138435420000 is 5173.0785650715

Scales and comparisons

• 138,435,420,000 seconds is equal to 4,401 years, 42 weeks, 3 days, 19 hours, 20 minutes.
• To count from 1 to 138,435,420,000 would take you about eight thousand, eight hundred three 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 138435420000 cubic inches would be around 431.1 feet tall.

Recreational maths with 138435420000

• 138435420000 backwards is 000024534831
• 138435420000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138435420000's digits is 30
• More coming soon!