1397003817

Names of 1397003817

• Cardinal: 1397003817 can be written as One billion, three hundred ninety-seven million, three thousand, eight hundred seventeen.

Scientific notation

• Scientific notation: 1.397003817 × 10⁹

Factors of 1397003817

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 87428

Divisors of 1397003817

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 11 33 487 1461 5357 16071 86927 260781 956197 2868591 42333449 127000347 465667939 1397003817
• Sum of all divisors σ(n): 2036201472
• Sum of proper divisors (its aliquot sum) s(n): 639197655
• 1397003817 is a deficient number, because the sum of its proper divisors (639197655) is less than itself. Its deficiency is 757806162

Bases of 1397003817

• Binary: 1010011010001001001011000101001₂
• Hexadecimal: 0x53449629
• Base-36: N3QN1L

Squares and roots of 1397003817

• 1397003817 squared (1397003817²) is 1951619664712569489
• 1397003817 cubed (1397003817³) is 2726420120935719784010739513
• The square root of 1397003817 is 37376.5142435725
• The cube root of 1397003817 is 1117.8903252405

Scales and comparisons

• 1,397,003,817 seconds is equal to 44 years, 21 weeks, 6 days, 36 minutes, 57 seconds.
• To count from 1 to 1,397,003,817 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 1397003817 cubic inches would be around 93.2 feet tall.

Recreational maths with 1397003817

• 1397003817 backwards is 7183007931
• The number of decimal digits it has is: 10
• The sum of 1397003817's digits is 39
• More coming soon!