3978028404

Names of 3978028404

• Cardinal: 3978028404 can be written as Three billion, nine hundred seventy-eight million, twenty-eight thousand, four hundred four.

Scientific notation

• Scientific notation: 3.978028404 × 10⁹

Factors of 3978028404

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 830864

Divisors of 3978028404

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 28 36 38 42 57 63 76 84 114 126 133 171 228 252 266 342 399 532 684 798 1197 1596 2394 4788 830833 1661666 2492499 3323332 4984998 5815831 7477497 9969996 11631662 14954994 15785827 17447493 23263324 29909988 31571654 34894986 47357481 52342479 63143308 69789972 94714962 104684958 110500789 142072443 189429924 209369916 221001578 284144886 331502367 442003156 568289772 663004734 994507101 1326009468 1989014202 3978028404
• Sum of all divisors σ(n): 12096943040
• Sum of proper divisors (its aliquot sum) s(n): 8118914636
• 3978028404 is an abundant number, because the sum of its proper divisors (8118914636) is greater than itself. Its abundance is 4140886232

Bases of 3978028404

• Binary: 11101101000110111110010101110100₂
• Hexadecimal: 0xED1BE574
• Base-36: 1TSEYD0

Squares and roots of 3978028404

• 3978028404 squared (3978028404²) is 15824709983030787216
• 3978028404 cubed (3978028404³) is 62951145797558829551728083264
• The square root of 3978028404 is 63071.6132979013
• The cube root of 3978028404 is 1584.4892361221

Scales and comparisons

• 3,978,028,404 seconds is equal to 126 years, 25 weeks, 2 days, 23 hours, 53 minutes, 24 seconds.
• To count from 1 to 3,978,028,404 would take you about two hundred fifty-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 3978028404 cubic inches would be around 132 feet tall.

Recreational maths with 3978028404

• 3978028404 backwards is 4048208793
• The number of decimal digits it has is: 10
• The sum of 3978028404's digits is 45
• More coming soon!