420157

Names of 420157

• Cardinal: 420157 can be written as Four hundred twenty thousand, one hundred fifty-seven.

Scientific notation

• Scientific notation: 4.20157 × 10⁵

Factors of 420157

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6338

Divisors of 420157

• Number of divisors d(n): 4
• Complete list of divisors:
  1 67 6271 420157
• Sum of all divisors σ(n): 426496
• Sum of proper divisors (its aliquot sum) s(n): 6339
• 420157 is a deficient number, because the sum of its proper divisors (6339) is less than itself. Its deficiency is 413818

Bases of 420157

• Binary: 1100110100100111101₂
• Hexadecimal: 0x6693D
• Base-36: 9071

Squares and roots of 420157

• 420157 squared (420157²) is 176531904649
• 420157 cubed (420157³) is 74171115461609893
• The square root of 420157 is 648.1951866529
• The cube root of 420157 is 74.8980540825

Scales and comparisons

• 420,157 seconds is equal to 4 days, 20 hours, 42 minutes, 37 seconds.
• To count from 1 to 420,157 would take you about four days.

  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 420157 cubic inches would be around 6.2 feet tall.

Recreational maths with 420157

• 420157 backwards is 751024
• The number of decimal digits it has is: 6
• The sum of 420157's digits is 19
• More coming soon!