42220157

Names of 42220157

• Cardinal: 42220157 can be written as Forty-two million, two hundred twenty thousand, one hundred fifty-seven.

Scientific notation

• Scientific notation: 4.2220157 × 10⁷

Factors of 42220157

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 262267

Divisors of 42220157

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 23 161 262237 1835659 6031451 42220157
• Sum of all divisors σ(n): 50349696
• Sum of proper divisors (its aliquot sum) s(n): 8129539
• 42220157 is a deficient number, because the sum of its proper divisors (8129539) is less than itself. Its deficiency is 34090618

Bases of 42220157

• Binary: 10100001000011101001111101₂
• Hexadecimal: 0x2843A7D
• Base-36: P4XA5

Squares and roots of 42220157

• 42220157 squared (42220157²) is 1782541657104649
• 42220157 cubed (42220157³) is 75259188621998446209893
• The square root of 42220157 is 6497.7039790991
• The cube root of 42220157 is 348.2089647557

Scales and comparisons

• 42,220,157 seconds is equal to 1 year, 17 weeks, 5 days, 15 hours, 49 minutes, 17 seconds.
• To count from 1 to 42,220,157 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 42220157 cubic inches would be around 29 feet tall.

Recreational maths with 42220157

• 42220157 backwards is 75102224
• 42220157 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42220157's digits is 23
• More coming soon!