31930137261389249

Names of 31930137261389249

• Cardinal: 31930137261389249 can be written as Thirty-one quadrillion, nine hundred thirty trillion, one hundred thirty-seven billion, two hundred sixty-one million, three hundred eighty-nine thousand, two hundred forty-nine.

Scientific notation

• Scientific notation: 3.1930137261389249 × 10¹⁶

Factors of 31930137261389249

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1410

Divisors of 31930137261389249

• Number of divisors d(n): 16
• Complete list of divisors:
  1 281 1129 78961 317249 1274641 22188041 89146969 358174121 1439069689 25050298289 100646928001 404378582609 28281786768281 113630381713129 31930137261389249
• Sum of all divisors σ(n): 32072581415930640
• Sum of proper divisors (its aliquot sum) s(n): 142444154541391
• 31930137261389249 is a deficient number, because the sum of its proper divisors (142444154541391) is less than itself. Its deficiency is 31787693106847858

Bases of 31930137261389249

• Binary: 1110001011100000100101001101001000110000011010111000001₂
• Hexadecimal: 0x71704A691835C1
• Base-36: 8QEAEK1PU4H

Squares and roots of 31930137261389249

• 31930137261389249 squared (31930137261389249²) is 1019533665531158130118565492784001
• 31930137261389249 cubed (31930137261389249³) is 32553849883017196026756232160001778454261940605249
• The square root of 31930137261389249 is 178690059.2125629383
• 31930137261389249 is a perfect cube number. Its cube root is 317249

Scales and comparisons

• 31,930,137,261,389,249 seconds is equal to 1,015,279,598 years, 26 weeks, 4 days, 16 hours, 7 minutes, 29 seconds.
• To count from 1 to 31,930,137,261,389,249 would take you about three billion, forty-five million, eight hundred thirty-eight thousand, seven hundred ninety-five 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 31930137261389249 cubic inches would be around 26437.4 feet tall.

Recreational maths with 31930137261389249

• 31930137261389249 backwards is 94298316273103913
• The number of decimal digits it has is: 17
• The sum of 31930137261389249's digits is 71
• More coming soon!