1225535493

Names of 1225535493

• Cardinal: 1225535493 can be written as One billion, two hundred twenty-five million, five hundred thirty-five thousand, four hundred ninety-three.

Scientific notation

• Scientific notation: 1.225535493 × 10⁹

Factors of 1225535493

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1042

Divisors of 1225535493

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 13 21 31 39 91 93 179 217 273 403 537 651 809 1209 1253 2327 2427 2821 3759 5549 5663 6981 8463 10517 16289 16647 16989 25079 31551 38843 48867 72137 73619 75237 116529 144811 175553 216411 220857 326027 434433 504959 526659 978081 1013677 1514877 1882543 2282189 3041031 4489141 5647629 6846567 13177801 13467423 31423987 39533403 58358833 94271961 175076499 408511831 1225535493
• Sum of all divisors σ(n): 2090188800
• Sum of proper divisors (its aliquot sum) s(n): 864653307
• 1225535493 is a deficient number, because the sum of its proper divisors (864653307) is less than itself. Its deficiency is 360882186

Bases of 1225535493

• Binary: 1001001000011000011000000000101₂
• Hexadecimal: 0x490C3005
• Base-36: K9NH8L

Squares and roots of 1225535493

• 1225535493 squared (1225535493²) is 1501937244602753049
• 1225535493 cubed (1225535493³) is 1840677401519296547063468157
• The square root of 1225535493 is 35007.6490641689
• The cube root of 1225535493 is 1070.1433682757

Scales and comparisons

• 1,225,535,493 seconds is equal to 38 years, 50 weeks, 2 days, 10 hours, 31 minutes, 33 seconds.
• To count from 1 to 1,225,535,493 would take you about seventy-seven 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 1225535493 cubic inches would be around 89.2 feet tall.

Recreational maths with 1225535493

• 1225535493 backwards is 3945355221
• 1225535493 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1225535493's digits is 39
• More coming soon!