1320621057

Names of 1320621057

• Cardinal: 1320621057 can be written as One billion, three hundred twenty million, six hundred twenty-one thousand and fifty-seven.

Scientific notation

• Scientific notation: 1.320621057 × 10⁹

Factors of 1320621057

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1661

Divisors of 1320621057

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 21 27 37 63 111 127 189 259 333 381 777 889 999 1143 1487 2331 2667 3429 4461 4699 6993 8001 10409 13383 14097 24003 31227 32893 40149 42291 55019 93681 98679 126873 165057 188849 281043 296037 385133 495171 566547 888111 1155399 1321943 1485513 1699641 3466197 3965829 5098923 6987413 10398591 11897487 20962239 35692461 48911891 62886717 146735673 188660151 440207019 1320621057
• Sum of all divisors σ(n): 2316042240
• Sum of proper divisors (its aliquot sum) s(n): 995421183
• 1320621057 is a deficient number, because the sum of its proper divisors (995421183) is less than itself. Its deficiency is 325199874

Bases of 1320621057

• Binary: 1001110101101110001010000000001₂
• Hexadecimal: 0x4EB71401
• Base-36: LU9HQ9

Squares and roots of 1320621057

• 1320621057 squared (1320621057²) is 1744039976191797249
• 1320621057 cubed (1320621057³) is 2303215916808666117704072193
• The square root of 1320621057 is 36340.3502597319
• The cube root of 1320621057 is 1097.1333227801

Scales and comparisons

• 1,320,621,057 seconds is equal to 41 years, 51 weeks, 3 days, 23 hours, 10 minutes, 57 seconds.
• To count from 1 to 1,320,621,057 would take you about eighty-three 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 1320621057 cubic inches would be around 91.4 feet tall.

Recreational maths with 1320621057

• 1320621057 backwards is 7501260231
• 1320621057 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1320621057's digits is 27
• More coming soon!