1388140018977347436

Names of 1388140018977347436

• Cardinal: 1388140018977347436 can be written as One quintillion, three hundred eighty-eight quadrillion, one hundred forty trillion, eighteen billion, nine hundred seventy-seven million, three hundred forty-seven thousand, four hundred thirty-six.

Scientific notation

• Scientific notation: 1.388140018977347436 × 10¹⁸

Factors of 1388140018977347436

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 36296935966411

Divisors of 1388140018977347436

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 3 4 6 12 3187 6374 9561 12748 19122 38244 36296935963219 72593871926438 108890807889657 145187743852876 217781615779314 435563231558628 115678334914778953 231356669829557906 347035004744336859 462713339659115812 694070009488673718 1388140018977347436
• Sum of all divisors σ(n): 3240009691820870080
• Sum of proper divisors (its aliquot sum) s(n): 1851869672843522644
• 1388140018977347436 is an abundant number, because the sum of its proper divisors (1851869672843522644) is greater than itself. Its abundance is 463729653866175208

Bases of 1388140018977347436

• Binary: 1001101000011101010011111111000011001101001100001011101101100₂
• Hexadecimal: 0x1343A9FE19A6176C
• Base-36: AJO6KH4PXCOC

Squares and roots of 1388140018977347436

• 1388140018977347436 squared (1388140018977347436²) is 1926932712286430499757795706655774096
• 1388140018977347436 cubed (1388140018977347436³) is 2674852411801357200787204074407949228337202675320817856
• The square root of 1388140018977347436 is 1178193540.5430414411
• The cube root of 1388140018977347436 is 1115521.0201413157

Scales and comparisons

• 1,388,140,018,977,347,436 seconds is equal to 44,138,558,804 years, 24 weeks, 6 days, 9 hours, 50 minutes, 36 seconds.
• To count from 1 to 1,388,140,018,977,347,436 would take you about one hundred fifty-four billion, four hundred eighty-four million, nine hundred fifty-five thousand, eight hundred fifteen 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 1388140018977347436 cubic inches would be around 92960.1 feet tall.

Recreational maths with 1388140018977347436

• 1388140018977347436 backwards is 6347437798100418831
• The number of decimal digits it has is: 19
• The sum of 1388140018977347436's digits is 84
• More coming soon!