28349378352

Names of 28349378352

• Cardinal: 28349378352 can be written as Twenty-eight billion, three hundred forty-nine million, three hundred seventy-eight thousand, three hundred fifty-two.

Scientific notation

• Scientific notation: 2.8349378352 × 10¹⁰

Factors of 28349378352

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 65623566

Divisors of 28349378352

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 65623561 131247122 196870683 262494244 393741366 524988488 590612049 787482732 1049976976 1181224098 1574965464 1771836147 2362448196 3149930928 3543672294 4724896392 7087344588 9449792784 14174689176 28349378352
• Sum of all divisors σ(n): 81373216880
• Sum of proper divisors (its aliquot sum) s(n): 53023838528
• 28349378352 is an abundant number, because the sum of its proper divisors (53023838528) is greater than itself. Its abundance is 24674460176

Bases of 28349378352

• Binary: 11010011001110000010010111100110000₂
• Hexadecimal: 0x699C12F30
• Base-36: D0UHKC0

Squares and roots of 28349378352

• 28349378352 squared (28349378352²) is 803687252944846235904
• 28349378352 cubed (28349378352³) is 22784034010412972130105542750208
• The square root of 28349378352 is 168372.7363678575
• The cube root of 28349378352 is 3049.1667831295

Scales and comparisons

• 28,349,378,352 seconds is equal to 901 years, 21 weeks, 6 days, 19 hours, 19 minutes, 12 seconds.
• To count from 1 to 28,349,378,352 would take you about one thousand, eight hundred 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 28349378352 cubic inches would be around 254.1 feet tall.

Recreational maths with 28349378352

• 28349378352 backwards is 25387394382
• 28349378352 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28349378352's digits is 54
• More coming soon!