1081113280

Names of 1081113280

• Cardinal: 1081113280 can be written as One billion, eighty-one million, one hundred thirteen thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.08111328 × 10⁹

Factors of 1081113280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 20011

Divisors of 1081113280

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 130 160 169 208 260 320 338 416 520 676 832 845 1040 1352 1690 2080 2704 3380 4160 5408 6760 10816 13520 19991 27040 39982 54080 79964 99955 159928 199910 259883 319856 399820 519766 639712 799640 1039532 1279424 1299415 1599280 2079064 2598830 3198560 3378479 4158128 5197660 6397120 6756958 8316256 10395320 13513916 16632512 16892395 20790640 27027832 33784790 41581280 54055664 67569580 83162560 108111328 135139160 216222656 270278320 540556640 1081113280
• Sum of all divisors σ(n): 2787804432
• Sum of proper divisors (its aliquot sum) s(n): 1706691152
• 1081113280 is an abundant number, because the sum of its proper divisors (1706691152) is greater than itself. Its abundance is 625577872

Bases of 1081113280

• Binary: 1000000011100000111101011000000₂
• Hexadecimal: 0x40707AC0
• Base-36: HVO0CG

Squares and roots of 1081113280

• 1081113280 squared (1081113280²) is 1168805924192358400
• 1081113280 cubed (1081113280³) is 1263611606387031940759552000
• The square root of 1081113280 is 32880.2871033691
• The cube root of 1081113280 is 1026.3379806507

Scales and comparisons

• 1,081,113,280 seconds is equal to 34 years, 19 weeks, 3 days, 21 hours, 14 minutes, 40 seconds.
• To count from 1 to 1,081,113,280 would take you about sixty-eight 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 1081113280 cubic inches would be around 85.5 feet tall.

Recreational maths with 1081113280

• 1081113280 backwards is 0823111801
• The number of decimal digits it has is: 10
• The sum of 1081113280's digits is 25
• More coming soon!