1490639801

Names of 1490639801

• Cardinal: 1490639801 can be written as One billion, four hundred ninety million, six hundred thirty-nine thousand, eight hundred one.

Scientific notation

• Scientific notation: 1.490639801 × 10⁹

Factors of 1490639801

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 195223

Divisors of 1490639801

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 1097 7679 194119 1358833 212948543 1490639801
• Sum of all divisors σ(n): 1705150080
• Sum of proper divisors (its aliquot sum) s(n): 214510279
• 1490639801 is a deficient number, because the sum of its proper divisors (214510279) is less than itself. Its deficiency is 1276129522

Bases of 1490639801

• Binary: 1011000110110010101101110111001₂
• Hexadecimal: 0x58D95BB9
• Base-36: ONHL15

Squares and roots of 1490639801

• 1490639801 squared (1490639801²) is 2222007016325319601
• 1490639801 cubed (1490639801³) is 3312212096635778161296039401
• The square root of 1490639801 is 38608.8047082527
• The cube root of 1490639801 is 1142.3282163633

Scales and comparisons

• 1,490,639,801 seconds is equal to 47 years, 20 weeks, 4 days, 18 hours, 36 minutes, 41 seconds.
• To count from 1 to 1,490,639,801 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 1490639801 cubic inches would be around 95.2 feet tall.

Recreational maths with 1490639801

• 1490639801 backwards is 1089360941
• The number of decimal digits it has is: 10
• The sum of 1490639801's digits is 41
• More coming soon!