1390406162

Names of 1390406162

• Cardinal: 1390406162 can be written as One billion, three hundred ninety million, four hundred six thousand, one hundred sixty-two.

Scientific notation

• Scientific notation: 1.390406162 × 10⁹

Factors of 1390406162

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 48881

Divisors of 1390406162

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 79 158 181 362 14299 28598 48619 97238 3840901 7681802 8800039 17600078 695203081 1390406162
• Sum of all divisors σ(n): 2123721600
• Sum of proper divisors (its aliquot sum) s(n): 733315438
• 1390406162 is a deficient number, because the sum of its proper divisors (733315438) is less than itself. Its deficiency is 657090724

Bases of 1390406162

• Binary: 1010010110111111110101000010010₂
• Hexadecimal: 0x52DFEA12
• Base-36: MZT89E

Squares and roots of 1390406162

• 1390406162 squared (1390406162²) is 1933229295327570244
• 1390406162 cubed (1390406162³) is 2687973924782371475745443528
• The square root of 1390406162 is 37288.1504234255
• The cube root of 1390406162 is 1116.1277206591

Scales and comparisons

• 1,390,406,162 seconds is equal to 44 years, 10 weeks, 6 days, 15 hours, 56 minutes, 2 seconds.
• To count from 1 to 1,390,406,162 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 1390406162 cubic inches would be around 93 feet tall.

Recreational maths with 1390406162

• 1390406162 backwards is 2616040931
• The number of decimal digits it has is: 10
• The sum of 1390406162's digits is 32
• More coming soon!