42493751

Names of 42493751

• Cardinal: 42493751 can be written as Forty-two million, four hundred ninety-three thousand, seven hundred fifty-one.

Scientific notation

• Scientific notation: 4.2493751 × 10⁷

Factors of 42493751

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 42493751

Divisors of 42493751

• Number of divisors d(n): 2
• Complete list of divisors:
  1 42493751
• Sum of all divisors σ(n): 42493752
• Sum of proper divisors (its aliquot sum) s(n): 1
• 42493751 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 42493750

Bases of 42493751

• Binary: 10100010000110011100110111₂
• Hexadecimal: 0x2886737
• Base-36: PASDZ

Squares and roots of 42493751

• 42493751 squared (42493751²) is 1805718874050001
• 42493751 cubed (42493751³) is 76731768209881104043751
• The square root of 42493751 is 6518.7231111621
• The cube root of 42493751 is 348.9594975479

Scales and comparisons

• 42,493,751 seconds is equal to 1 year, 18 weeks, 1 day, 19 hours, 49 minutes, 11 seconds.
• To count from 1 to 42,493,751 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 42493751 cubic inches would be around 29.1 feet tall.

Recreational maths with 42493751

• 42493751 backwards is 15739424
• The number of decimal digits it has is: 8
• The sum of 42493751's digits is 35
• More coming soon!