1438168357

Names of 1438168357

• Cardinal: 1438168357 can be written as One billion, four hundred thirty-eight million, one hundred sixty-eight thousand, three hundred fifty-seven.

Scientific notation

• Scientific notation: 1.438168357 × 10⁹

Factors of 1438168357

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1525163

Divisors of 1438168357

• Number of divisors d(n): 8
• Complete list of divisors:
  1 23 41 943 1525099 35077277 62529059 1438168357
• Sum of all divisors σ(n): 1537300800
• Sum of proper divisors (its aliquot sum) s(n): 99132443
• 1438168357 is a deficient number, because the sum of its proper divisors (99132443) is less than itself. Its deficiency is 1339035914

Bases of 1438168357

• Binary: 1010101101110001011010100100101₂
• Hexadecimal: 0x55B8B525
• Base-36: NS8XT1

Squares and roots of 1438168357

• 1438168357 squared (1438168357²) is 2068328223076079449
• 1438168357 cubed (1438168357³) is 2974604202318054667169795293
• The square root of 1438168357 is 37923.1902270891
• The cube root of 1438168357 is 1128.7642420513

Scales and comparisons

• 1,438,168,357 seconds is equal to 45 years, 37 weeks, 6 days, 11 hours, 12 minutes, 37 seconds.
• To count from 1 to 1,438,168,357 would take you about ninety-one 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 1438168357 cubic inches would be around 94.1 feet tall.

Recreational maths with 1438168357

• 1438168357 backwards is 7538618341
• The number of decimal digits it has is: 10
• The sum of 1438168357's digits is 46
• More coming soon!