61401621

Names of 61401621

• Cardinal: 61401621 can be written as Sixty-one million, four hundred one thousand, six hundred twenty-one.

Scientific notation

• Scientific notation: 6.1401621 × 10⁷

Factors of 61401621

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 26051

Divisors of 61401621

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 811 2433 25237 75711 20467207 61401621
• Sum of all divisors σ(n): 81973024
• Sum of proper divisors (its aliquot sum) s(n): 20571403
• 61401621 is a deficient number, because the sum of its proper divisors (20571403) is less than itself. Its deficiency is 40830218

Bases of 61401621

• Binary: 11101010001110101000010101₂
• Hexadecimal: 0x3A8EA15
• Base-36: 10K1SL

Squares and roots of 61401621

• 61401621 squared (61401621²) is 3770159061427641
• 61401621 cubed (61401621³) is 231493877799495731606061
• The square root of 61401621 is 7835.9186442941
• The cube root of 61401621 is 394.5117526671

Scales and comparisons

• 61,401,621 seconds is equal to 1 year, 49 weeks, 3 days, 16 hours, 21 seconds.
• To count from 1 to 61,401,621 would take you about 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 61401621 cubic inches would be around 32.9 feet tall.

Recreational maths with 61401621

• 61401621 backwards is 12610416
• The number of decimal digits it has is: 8
• The sum of 61401621's digits is 21
• More coming soon!