438139519444

Names of 438139519444

• Cardinal: 438139519444 can be written as Four hundred thirty-eight billion, one hundred thirty-nine million, five hundred nineteen thousand, four hundred forty-four.

Scientific notation

• Scientific notation: 4.38139519444 × 10¹¹

Factors of 438139519444

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 88855

Divisors of 438139519444

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 4 11 22 44 101 121 202 242 404 484 1111 2222 4444 10201 12221 20402 24442 40804 48884 88741 112211 177482 224422 354964 448844 976151 1234321 1952302 2468642 3904604 4937284 8962841 10737661 17925682 21475322 35851364 42950644 98591251 197182502 394365004 905246941 1084503761 1810493882 2169007522 3620987764 4338015044 9957716351 19915432702 39830865404 109534879861 219069759722 438139519444
• Sum of all divisors σ(n): 851221517006
• Sum of proper divisors (its aliquot sum) s(n): 413081997562
• 438139519444 is a deficient number, because the sum of its proper divisors (413081997562) is less than itself. Its deficiency is 25057521882

Bases of 438139519444

• Binary: 110011000000011001001101000000111010100₂
• Hexadecimal: 0x66032681D4
• Base-36: 5LA0YGUS

Squares and roots of 438139519444

• 438139519444 squared (438139519444²) is 191966238498619254069136
• 438139519444 cubed (438139519444³) is 84107995485257332035376988592280384
• The square root of 438139519444 is 661921.0824894463
• The cube root of 438139519444 is 7595.1695958493

Scales and comparisons

• 438,139,519,444 seconds is equal to 13,931 years, 25 weeks, 6 hours, 4 minutes, 4 seconds.
• To count from 1 to 438,139,519,444 would take you about twenty-seven thousand, eight hundred sixty-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 438139519444 cubic inches would be around 632.9 feet tall.

Recreational maths with 438139519444

• 438139519444 backwards is 444915931834
• The number of decimal digits it has is: 12
• The sum of 438139519444's digits is 55
• More coming soon!