3990489244

Names of 3990489244

• Cardinal: 3990489244 can be written as Three billion, nine hundred ninety million, four hundred eighty-nine thousand, two hundred forty-four.

Scientific notation

• Scientific notation: 3.990489244 × 10⁹

Factors of 3990489244

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1358

Divisors of 3990489244

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 28 49 98 107 179 196 214 358 428 716 749 1063 1253 1498 2126 2506 2996 4252 5012 5243 7441 8771 10486 14882 17542 19153 20972 29764 35084 38306 52087 76612 104174 113741 134071 190277 208348 227482 268142 380554 454964 536284 761108 796187 938497 1331939 1592374 1876994 2663878 3184748 3753988 5327756 5573309 9323573 11146618 18647146 20359639 22293236 37294292 40719278 81438556 142517473 285034946 570069892 997622311 1995244622 3990489244
• Sum of all divisors σ(n): 8252979840
• Sum of proper divisors (its aliquot sum) s(n): 4262490596
• 3990489244 is an abundant number, because the sum of its proper divisors (4262490596) is greater than itself. Its abundance is 272001352

Bases of 3990489244

• Binary: 11101101110110100000100010011100₂
• Hexadecimal: 0xEDDA089C
• Base-36: 1TZU17G

Squares and roots of 3990489244

• 3990489244 squared (3990489244²) is 15924004406479691536
• 3990489244 cubed (3990489244³) is 63544568305465812978845838784
• The square root of 3990489244 is 63170.3193279883
• The cube root of 3990489244 is 1586.1419381733

Scales and comparisons

• 3,990,489,244 seconds is equal to 126 years, 46 weeks, 5 hours, 14 minutes, 4 seconds.
• To count from 1 to 3,990,489,244 would take you about two hundred fifty-three 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 3990489244 cubic inches would be around 132.2 feet tall.

Recreational maths with 3990489244

• 3990489244 backwards is 4429840993
• The number of decimal digits it has is: 10
• The sum of 3990489244's digits is 52
• More coming soon!