1449794140

Names of 1449794140

• Cardinal: 1449794140 can be written as One billion, four hundred forty-nine million, seven hundred ninety-four thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.44979414 × 10⁹

Factors of 1449794140

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 72489714

Divisors of 1449794140

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 5 10 20 72489707 144979414 289958828 362448535 724897070 1449794140
• Sum of all divisors σ(n): 3044567736
• Sum of proper divisors (its aliquot sum) s(n): 1594773596
• 1449794140 is an abundant number, because the sum of its proper divisors (1594773596) is greater than itself. Its abundance is 144979456

Bases of 1449794140

• Binary: 1010110011010100001101001011100₂
• Hexadecimal: 0x566A1A5C
• Base-36: NZ64BG

Squares and roots of 1449794140

• 1449794140 squared (1449794140²) is 2101903048378339600
• 1449794140 cubed (1449794140³) is 3047326722387053255009944000
• The square root of 1449794140 is 38076.1623591453
• The cube root of 1449794140 is 1131.7976295457

Scales and comparisons

• 1,449,794,140 seconds is equal to 46 years, 5 weeks, 1 day, 35 minutes, 40 seconds.
• To count from 1 to 1,449,794,140 would take you about ninety-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 1449794140 cubic inches would be around 94.3 feet tall.

Recreational maths with 1449794140

• 1449794140 backwards is 0414979441
• The number of decimal digits it has is: 10
• The sum of 1449794140's digits is 43
• More coming soon!