1397431589875831449

Names of 1397431589875831449

• Cardinal: 1397431589875831449 can be written as One quintillion, three hundred ninety-seven quadrillion, four hundred thirty-one trillion, five hundred eighty-nine billion, eight hundred seventy-five million, eight hundred thirty-one thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 1.397431589875831449 × 10¹⁸

Factors of 1397431589875831449

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 41373

Divisors of 1397431589875831449

• Number of divisors d(n): 18
• Complete list of divisors:
  1 3 9 14869 26501 44607 79503 133821 238509 221087161 394043369 663261483 1182130107 1989784449 3546390321 5859030853661 17577092560983 52731277682949
• Sum of all divisors σ(n): 1397455033996480806
• Sum of proper divisors (its aliquot sum) s(n): 23444120649357
• 1397431589875831449 is a deficient number, because the sum of its proper divisors (23444120649357) is less than itself. Its deficiency is 1397408145755182092

Bases of 1397431589875831449

• Binary: 1001101100100101011001010000010001000011101010101001010011001₂
• Hexadecimal: 0x1364ACA088755299
• Base-36: AM7O5LVHMRO9

Squares and roots of 1397431589875831449

• 1397431589875831449 squared (1397431589875831449²) is 1952815048382893988711565649057439601
• 1397431589875831449 cubed (1397431589875831449³) is 2728925437795156260517946396586794359369558798973811849
• 1397431589875831449 is a perfect square number. Its square root is 1182130107
• The cube root of 1397431589875831449 is 1118004.4156845895

Scales and comparisons

• 1,397,431,589,875,831,449 seconds is equal to 44,434,002,018 years, 17 weeks, 2 days, 23 hours, 24 minutes, 9 seconds.
• To count from 1 to 1,397,431,589,875,831,449 would take you about one hundred fifty-five billion, five hundred nineteen million, seven thousand and sixty-four 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 1397431589875831449 cubic inches would be around 93167 feet tall.

Recreational maths with 1397431589875831449

• 1397431589875831449 backwards is 9441385789851347931
• The number of decimal digits it has is: 19
• The sum of 1397431589875831449's digits is 99
• More coming soon!