140128128

Names of 140128128

• Cardinal: 140128128 can be written as One hundred forty million, one hundred twenty-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.40128128 × 10⁸

Factors of 140128128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 17389

Divisors of 140128128

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 288 336 384 448 504 576 672 896 1008 1152 1344 2016 2688 4032 8064 17377 34754 52131 69508 104262 121639 139016 156393 208524 243278 278032 312786 364917 417048 486556 556064 625572 729834 834096 973112 1094751 1112128 1251144 1459668 1668192 1946224 2189502 2224256 2502288 2919336 3336384 3892448 4379004 5004576 5838672 6672768 7784896 8758008 10009152 11677344 15569792 17516016 20018304 23354688 35032032 46709376 70064064 140128128
• Sum of all divisors σ(n): 460864560
• Sum of proper divisors (its aliquot sum) s(n): 320736432
• 140128128 is an abundant number, because the sum of its proper divisors (320736432) is greater than itself. Its abundance is 180608304

Bases of 140128128

• Binary: 1000010110100010111110000000₂
• Hexadecimal: 0x85A2F80
• Base-36: 2BFFK0

Squares and roots of 140128128

• 140128128 squared (140128128²) is 19635892256784384
• 140128128 cubed (140128128³) is 2751540823552891029553152
• The square root of 140128128 is 11837.5727241695
• The cube root of 140128128 is 519.4077675721

Scales and comparisons

• 140,128,128 seconds is equal to 4 years, 23 weeks, 4 days, 20 hours, 28 minutes, 48 seconds.
• To count from 1 to 140,128,128 would take you about six 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 140128128 cubic inches would be around 43.3 feet tall.

Recreational maths with 140128128

• 140128128 backwards is 821821041
• The number of decimal digits it has is: 9
• The sum of 140128128's digits is 27
• More coming soon!