16396941561

Names of 16396941561

• Cardinal: 16396941561 can be written as Sixteen billion, three hundred ninety-six million, nine hundred forty-one thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 1.6396941561 × 10¹⁰

Factors of 16396941561

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4926

Divisors of 16396941561

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 11 13 21 33 39 77 91 143 231 273 429 1001 1723 3003 3169 5169 9507 12061 18953 22183 22399 34859 36183 41197 56859 66549 67197 104577 123591 132671 156793 244013 246389 288379 398013 453167 470379 732039 739167 865137 1359501 1724723 3172169 5174169 5460187 9516507 16380561 38221309 60062057 70982431 114663927 180186171 212947293 420434399 496877017 780806741 1261303197 1490631051 2342420223 5465647187 16396941561
• Sum of all divisors σ(n): 29380270080
• Sum of proper divisors (its aliquot sum) s(n): 12983328519
• 16396941561 is a deficient number, because the sum of its proper divisors (12983328519) is less than itself. Its deficiency is 3413613042

Bases of 16396941561

• Binary: 1111010001010101010111100011111001₂
• Hexadecimal: 0x3D15578F9
• Base-36: 7J6BD2X

Squares and roots of 16396941561

• 16396941561 squared (16396941561²) is 268859692554849116721
• 16396941561 cubed (16396941561³) is 4408476666930287754046704941481
• The square root of 16396941561 is 128050.5429937725
• The cube root of 16396941561 is 2540.5102391679

Scales and comparisons

• 16,396,941,561 seconds is equal to 521 years, 19 weeks, 2 days, 9 hours, 59 minutes, 21 seconds.
• To count from 1 to 16,396,941,561 would take you about one thousand and forty-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 16396941561 cubic inches would be around 211.7 feet tall.

Recreational maths with 16396941561

• 16396941561 backwards is 16514969361
• The number of decimal digits it has is: 11
• The sum of 16396941561's digits is 51
• More coming soon!