1128500440

Names of 1128500440

• Cardinal: 1128500440 can be written as One billion, one hundred twenty-eight million, five hundred thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.12850044 × 10⁹

Factors of 1128500440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2578

Divisors of 1128500440

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 19 20 31 38 40 62 76 95 124 152 155 190 248 310 361 380 589 620 722 760 1178 1240 1444 1805 2356 2521 2888 2945 3610 4712 5042 5890 7220 10084 11191 11780 12605 14440 20168 22382 23560 25210 44764 47899 50420 55955 78151 89528 95798 100840 111910 156302 191596 223820 239495 312604 383192 390755 447640 478990 625208 781510 910081 957980 1484869 1563020 1820162 1915960 2969738 3126040 3640324 4550405 5939476 7280648 7424345 9100810 11878952 14848690 18201620 28212511 29697380 36403240 56425022 59394760 112850044 141062555 225700088 282125110 564250220 1128500440
• Sum of all divisors σ(n): 2767340160
• Sum of proper divisors (its aliquot sum) s(n): 1638839720
• 1128500440 is an abundant number, because the sum of its proper divisors (1638839720) is greater than itself. Its abundance is 510339280

Bases of 1128500440

• Binary: 1000011010000111000110011011000₂
• Hexadecimal: 0x43438CD8
• Base-36: INVOIG

Squares and roots of 1128500440

• 1128500440 squared (1128500440²) is 1273513243080193600
• 1128500440 cubed (1128500440³) is 1437160255161825432885184000
• The square root of 1128500440 is 33593.1606134343
• The cube root of 1128500440 is 1041.1194922389

Scales and comparisons

• 1,128,500,440 seconds is equal to 35 years, 45 weeks, 6 days, 8 hours, 20 minutes, 40 seconds.
• To count from 1 to 1,128,500,440 would take you about seventy-one 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 1128500440 cubic inches would be around 86.8 feet tall.

Recreational maths with 1128500440

• 1128500440 backwards is 0440058211
• The number of decimal digits it has is: 10
• The sum of 1128500440's digits is 25
• More coming soon!