1138830472

Names of 1138830472

• Cardinal: 1138830472 can be written as One billion, one hundred thirty-eight million, eight hundred thirty thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.138830472 × 10⁹

Factors of 1138830472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2182

Divisors of 1138830472

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 13 26 52 61 89 104 122 178 244 356 488 712 793 1157 1586 2017 2314 3172 4034 4628 5429 6344 8068 9256 10858 16136 21716 26221 43432 52442 70577 104884 123037 141154 179513 209768 246074 282308 359026 492148 564616 718052 984296 1436104 1599481 2333669 3198962 4667338 6397924 9334676 10950293 12795848 18669352 21900586 43801172 87602344 142353809 284707618 569415236 1138830472
• Sum of all divisors σ(n): 2364692400
• Sum of proper divisors (its aliquot sum) s(n): 1225861928
• 1138830472 is an abundant number, because the sum of its proper divisors (1225861928) is greater than itself. Its abundance is 87031456

Bases of 1138830472

• Binary: 1000011111000010010110010001000₂
• Hexadecimal: 0x43E12C88
• Base-36: IU137S

Squares and roots of 1138830472

• 1138830472 squared (1138830472²) is 1296934843955742784
• 1138830472 cubed (1138830472³) is 1476988920495364901813314048
• The square root of 1138830472 is 33746.5623730773
• The cube root of 1138830472 is 1044.2865705779

Scales and comparisons

• 1,138,830,472 seconds is equal to 36 years, 10 weeks, 6 days, 21 hours, 47 minutes, 52 seconds.
• To count from 1 to 1,138,830,472 would take you about seventy-two 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 1138830472 cubic inches would be around 87 feet tall.

Recreational maths with 1138830472

• 1138830472 backwards is 2740388311
• The number of decimal digits it has is: 10
• The sum of 1138830472's digits is 37
• More coming soon!