1272128268828

Names of 1272128268828

• Cardinal: 1272128268828 can be written as One trillion, two hundred seventy-two billion, one hundred twenty-eight million, two hundred sixty-eight thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 1.272128268828 × 10¹²

Factors of 1272128268828

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 487376

Divisors of 1272128268828

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 19 38 57 76 114 228 11731 23462 35193 46924 70386 140772 222889 445778 475621 668667 891556 951242 1337334 1426863 1902484 2674668 2853726 5707452 9036799 18073598 27110397 36147196 54220794 108441588 5579509951 11159019902 16738529853 22318039804 33477059706 66954119412 106010689069 212021378138 318032067207 424042756276 636064134414 1272128268828
• Sum of all divisors σ(n): 3124798490240
• Sum of proper divisors (its aliquot sum) s(n): 1852670221412
• 1272128268828 is an abundant number, because the sum of its proper divisors (1852670221412) is greater than itself. Its abundance is 580541952584

Bases of 1272128268828

• Binary: 10010100000110000110000001110101000011100₂
• Hexadecimal: 0x12830C0EA1C
• Base-36: G8EOBQCC

Squares and roots of 1272128268828

• 1272128268828 squared (1272128268828²) is 1618310332351324236493584
• 1272128268828 cubed (1272128268828³) is 2058698321520555423663901874849199552
• The square root of 1272128268828 is 1127886.6382877315
• The cube root of 1272128268828 is 10835.3672192693

Scales and comparisons

• 1,272,128,268,828 seconds is equal to 40,449 years, 38 weeks, 4 days, 19 hours, 33 minutes, 48 seconds.
• To count from 1 to 1,272,128,268,828 would take you about one hundred one thousand, one hundred twenty-four 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 1272128268828 cubic inches would be around 902.9 feet tall.

Recreational maths with 1272128268828

• 1272128268828 backwards is 8288628212721
• 1272128268828 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1272128268828's digits is 57
• More coming soon!