1238713839838

Names of 1238713839838

• Cardinal: 1238713839838 can be written as One trillion, two hundred thirty-eight billion, seven hundred thirteen million, eight hundred thirty-nine thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 1.238713839838 × 10¹²

Factors of 1238713839838

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 7780

Divisors of 1238713839838

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 173 271 346 542 3181 4153 6362 8306 46883 93766 550313 718469 862051 1100626 1125463 1436938 1724102 2250926 13210693 26421386 149134823 194705099 298269646 389410198 2285449889 3580097803 4570899778 7160195606 619356919919 1238713839838
• Sum of all divisors σ(n): 1876748487552
• Sum of proper divisors (its aliquot sum) s(n): 638034647714
• 1238713839838 is a deficient number, because the sum of its proper divisors (638034647714) is less than itself. Its deficiency is 600679192124

Bases of 1238713839838

• Binary: 10010000001101001000110010011000011011110₂
• Hexadecimal: 0x120691930DE
• Base-36: FT228JXA

Squares and roots of 1238713839838

• 1238713839838 squared (1238713839838²) is 1534411977006202315866244
• 1238713839838 cubed (1238713839838³) is 1900697351930769834228563256446628472
• The square root of 1238713839838 is 1112975.2197771523
• The cube root of 1238713839838 is 10739.6549906625

Scales and comparisons

• 1,238,713,839,838 seconds is equal to 39,387 years, 13 weeks, 6 days, 17 hours, 43 minutes, 58 seconds.
• To count from 1 to 1,238,713,839,838 would take you about ninety-eight thousand, four hundred sixty-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 1238713839838 cubic inches would be around 895 feet tall.

Recreational maths with 1238713839838

• 1238713839838 backwards is 8389383178321
• The number of decimal digits it has is: 13
• The sum of 1238713839838's digits is 64
• More coming soon!