31368747809961

Names of 31368747809961

• Cardinal: 31368747809961 can be written as Thirty-one trillion, three hundred sixty-eight billion, seven hundred forty-seven million, eight hundred nine thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 3.1368747809961 × 10¹³

Factors of 31368747809961

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1609

Divisors of 31368747809961

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 27 81 653 953 1959 2859 5877 8577 17631 25731 52893 77193 426409 622309 908209 1279227 1866927 2724627 3837681 5600781 8173881 11513043 16802343 24521643 34539129 50407029 73564929 406367777 593060477 1219103331 1779181431 3657309993 5337544293 10971929979 16012632879 32915789937 48037898637 387268491481 1161805474443 3485416423329 10456249269987 31368747809961
• Sum of all divisors σ(n): 46980655270549
• Sum of proper divisors (its aliquot sum) s(n): 15611907460588
• 31368747809961 is a deficient number, because the sum of its proper divisors (15611907460588) is less than itself. Its deficiency is 15756840349373

Bases of 31368747809961

• Binary: 111001000011110011011000100011111110010101001₂
• Hexadecimal: 0x1C879B11FCA9
• Base-36: B4ALQJ1K9

Squares and roots of 31368747809961

• 31368747809961 squared (31368747809961²) is 983998339164933033770821521
• 31368747809961 cubed (31368747809961³) is 30866795746685254396667681240452556970681
• 31368747809961 is a perfect square number. Its square root is 5600781
• The cube root of 31368747809961 is 31537.8725829225

Scales and comparisons

• 31,368,747,809,961 seconds is equal to 997,429 years, 7 weeks, 5 days, 18 hours, 19 minutes, 21 seconds.
• To count from 1 to 31,368,747,809,961 would take you about two million, four hundred ninety-three thousand, five hundred seventy-two 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 31368747809961 cubic inches would be around 2628.2 feet tall.

Recreational maths with 31368747809961

• 31368747809961 backwards is 16990874786313
• The number of decimal digits it has is: 14
• The sum of 31368747809961's digits is 72
• More coming soon!