4471990128

Names of 4471990128

• Cardinal: 4471990128 can be written as Four billion, four hundred seventy-one million, nine hundred ninety thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.471990128 × 10⁹

Factors of 4471990128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 62159

Divisors of 4471990128

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 167 216 334 432 501 668 1002 1336 1503 2004 2672 3006 4008 4509 6012 8016 9018 12024 18036 24048 36072 61987 72144 123974 185961 247948 371922 495896 557883 743844 991792 1115766 1487688 1673649 2231532 2975376 3347298 4463064 6694596 8926128 10351829 13389192 20703658 26778384 31055487 41407316 62110974 82814632 93166461 124221948 165629264 186332922 248443896 279499383 372665844 496887792 558998766 745331688 1117997532 1490663376 2235995064 4471990128
• Sum of all divisors σ(n): 12913340160
• Sum of proper divisors (its aliquot sum) s(n): 8441350032
• 4471990128 is an abundant number, because the sum of its proper divisors (8441350032) is greater than itself. Its abundance is 3969359904

Bases of 4471990128

• Binary: 100001010100011010010011101110000₂
• Hexadecimal: 0x10A8D2770
• Base-36: 21YI9O0

Squares and roots of 4471990128

• 4471990128 squared (4471990128²) is 19998695704929456384
• 4471990128 cubed (4471990128³) is 89433969765320529885654577152
• The square root of 4471990128 is 66872.9401776235
• The cube root of 4471990128 is 1647.5310645387

Scales and comparisons

• 4,471,990,128 seconds is equal to 142 years, 10 weeks, 1 day, 3 hours, 28 minutes, 48 seconds.
• To count from 1 to 4,471,990,128 would take you about two hundred eighty-four 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 4471990128 cubic inches would be around 137.3 feet tall.

Recreational maths with 4471990128

• 4471990128 backwards is 8210991744
• The number of decimal digits it has is: 10
• The sum of 4471990128's digits is 45
• More coming soon!