1396729008

Names of 1396729008

• Cardinal: 1396729008 can be written as One billion, three hundred ninety-six million, seven hundred twenty-nine thousand and eight.

Scientific notation

• Scientific notation: 1.396729008 × 10⁹

Factors of 1396729008

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 119752

Divisors of 1396729008

• Number of divisors d(n): 70
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 243 324 432 486 648 729 972 1296 1458 1944 2916 3888 5832 11664 119747 239494 359241 478988 718482 957976 1077723 1436964 1915952 2155446 2873928 3233169 4310892 5747856 6466338 8621784 9699507 12932676 17243568 19399014 25865352 29098521 38798028 51730704 58197042 77596056 87295563 116394084 155192112 174591126 232788168 349182252 465576336 698364504 1396729008
• Sum of all divisors σ(n): 4057421484
• Sum of proper divisors (its aliquot sum) s(n): 2660692476
• 1396729008 is an abundant number, because the sum of its proper divisors (2660692476) is greater than itself. Its abundance is 1263963468

Bases of 1396729008

• Binary: 1010011010000000110010010110000₂
• Hexadecimal: 0x534064B0
• Base-36: N3KR00

Squares and roots of 1396729008

• 1396729008 squared (1396729008²) is 1950851921788664064
• 1396729008 cubed (1396729008³) is 2724811469474774343755968512
• The square root of 1396729008 is 37372.8378371245
• The cube root of 1396729008 is 1117.8170191969

Scales and comparisons

• 1,396,729,008 seconds is equal to 44 years, 21 weeks, 2 days, 20 hours, 16 minutes, 48 seconds.
• To count from 1 to 1,396,729,008 would take you about eighty-eight 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 1396729008 cubic inches would be around 93.2 feet tall.

Recreational maths with 1396729008

• 1396729008 backwards is 8009276931
• The number of decimal digits it has is: 10
• The sum of 1396729008's digits is 45
• More coming soon!