180991137342

Names of 180991137342

• Cardinal: 180991137342 can be written as One hundred eighty billion, nine hundred ninety-one million, one hundred thirty-seven thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 1.80991137342 × 10¹¹

Factors of 180991137342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 16764

Divisors of 180991137342

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 1321 1657 2642 3314 3963 4971 7926 9942 13781 27562 41343 82686 2188897 4377794 6566691 13133382 18204701 22835117 36409402 45670234 54614103 68505351 109228206 137010702 30165189557 60330379114 90495568671 180991137342
• Sum of all divisors σ(n): 362501220384
• Sum of proper divisors (its aliquot sum) s(n): 181510083042
• 180991137342 is an abundant number, because the sum of its proper divisors (181510083042) is greater than itself. Its abundance is 518945700

Bases of 180991137342

• Binary: 10101000100011111010011001011000111110₂
• Hexadecimal: 0x2A23E9963E
• Base-36: 2B59G7CU

Squares and roots of 180991137342

• 180991137342 squared (180991137342²) is 32757791796350706824964
• 180991137342 cubed (180991137342³) is 5928869994033951673355836078205688
• The square root of 180991137342 is 425430.5317463709
• The cube root of 180991137342 is 5656.5604983871

Scales and comparisons

• 180,991,137,342 seconds is equal to 5,754 years, 49 weeks, 5 days, 19 hours, 55 minutes, 42 seconds.
• To count from 1 to 180,991,137,342 would take you about eleven thousand, five hundred nine 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 180991137342 cubic inches would be around 471.4 feet tall.

Recreational maths with 180991137342

• 180991137342 backwards is 243731199081
• The number of decimal digits it has is: 12
• The sum of 180991137342's digits is 48
• More coming soon!