31993112643472

Names of 31993112643472

• Cardinal: 31993112643472 can be written as Thirty-one trillion, nine hundred ninety-three billion, one hundred twelve million, six hundred forty-three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 3.1993112643472 × 10¹³

Factors of 31993112643472

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 35976

Divisors of 31993112643472

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 383 766 1532 3064 6128 35591 71182 142364 146689 284728 293378 569456 586756 1173512 2347024 13631353 27262706 54525412 56181887 109050824 112363774 218101648 224727548 449455096 898910192 5220808199 10441616398 20883232796 41766465592 83532931184 1999569540217 3999139080434 7998278160868 15996556321736 31993112643472
• Sum of all divisors σ(n): 62150670673920
• Sum of proper divisors (its aliquot sum) s(n): 30157558030448
• 31993112643472 is a deficient number, because the sum of its proper divisors (30157558030448) is less than itself. Its deficiency is 1835554613024

Bases of 31993112643472

• Binary: 111010001100011111010000111010100011110010000₂
• Hexadecimal: 0x1D18FA1D4790
• Base-36: BC9FL8ADS

Squares and roots of 31993112643472

• 31993112643472 squared (31993112643472²) is 1023559256617887943784214784
• 31993112643472 cubed (31993112643472³) is 32746846594244552163363678379284063490048
• The square root of 31993112643472 is 5656245.4546697317
• The cube root of 31993112643472 is 31745.7431682263

Scales and comparisons

• 31,993,112,643,472 seconds is equal to 1,017,282 years, 1 week, 14 hours, 17 minutes, 52 seconds.
• To count from 1 to 31,993,112,643,472 would take you about two million, five hundred forty-three thousand, two hundred 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 31993112643472 cubic inches would be around 2645.5 feet tall.

Recreational maths with 31993112643472

• 31993112643472 backwards is 27434621139913
• The number of decimal digits it has is: 14
• The sum of 31993112643472's digits is 55
• More coming soon!