1490293690

Names of 1490293690

• Cardinal: 1490293690 can be written as One billion, four hundred ninety million, two hundred ninety-three thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.49029369 × 10⁹

Factors of 1490293690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1079

Divisors of 1490293690

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 19 31 38 62 95 155 190 310 421 589 601 842 1178 1202 2105 2945 3005 4210 5890 6010 7999 11419 13051 15998 18631 22838 26102 37262 39995 57095 65255 79990 93155 114190 130510 186310 247969 253021 353989 495938 506042 707978 1239845 1265105 1769945 2479690 2530210 3539890 4807399 7843651 9614798 15687302 24036995 39218255 48073990 78436510 149029369 298058738 745146845 1490293690
• Sum of all divisors σ(n): 2926586880
• Sum of proper divisors (its aliquot sum) s(n): 1436293190
• 1490293690 is a deficient number, because the sum of its proper divisors (1436293190) is less than itself. Its deficiency is 54000500

Bases of 1490293690

• Binary: 1011000110101000001001110111010₂
• Hexadecimal: 0x58D413BA
• Base-36: ONA5YY

Squares and roots of 1490293690

• 1490293690 squared (1490293690²) is 2220975282453816100
• 1490293690 cubed (1490293690³) is 3309905449086889850250409000
• The square root of 1490293690 is 38604.3221673429
• The cube root of 1490293690 is 1142.2397972907

Scales and comparisons

• 1,490,293,690 seconds is equal to 47 years, 20 weeks, 18 hours, 28 minutes, 10 seconds.
• To count from 1 to 1,490,293,690 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 1490293690 cubic inches would be around 95.2 feet tall.

Recreational maths with 1490293690

• 1490293690 backwards is 0963920941
• The number of decimal digits it has is: 10
• The sum of 1490293690's digits is 43
• More coming soon!