1490798409

Names of 1490798409

• Cardinal: 1490798409 can be written as One billion, four hundred ninety million, seven hundred ninety-eight thousand, four hundred nine.

Scientific notation

• Scientific notation: 1.490798409 × 10⁹

Factors of 1490798409

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 70167

Divisors of 1490798409

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 7993 23979 62171 186513 496932803 1490798409
• Sum of all divisors σ(n): 1988011872
• Sum of proper divisors (its aliquot sum) s(n): 497213463
• 1490798409 is a deficient number, because the sum of its proper divisors (497213463) is less than itself. Its deficiency is 993584946

Bases of 1490798409

• Binary: 1011000110110111100011101001001₂
• Hexadecimal: 0x58DBC749
• Base-36: ONKZEX

Squares and roots of 1490798409

• 1490798409 squared (1490798409²) is 2222479896276931281
• 1490798409 cubed (1490798409³) is 3313269493404134177117131929
• The square root of 1490798409 is 38610.8586928599
• The cube root of 1490798409 is 1142.3687305031

Scales and comparisons

• 1,490,798,409 seconds is equal to 47 years, 20 weeks, 6 days, 14 hours, 40 minutes, 9 seconds.
• To count from 1 to 1,490,798,409 would take you about ninety-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 1490798409 cubic inches would be around 95.2 feet tall.

Recreational maths with 1490798409

• 1490798409 backwards is 9048970941
• The number of decimal digits it has is: 10
• The sum of 1490798409's digits is 51
• More coming soon!