21417070

Names of 21417070

• Cardinal: 21417070 can be written as Twenty-one million, four hundred seventeen thousand and seventy.

Scientific notation

• Scientific notation: 2.141707 × 10⁷

Factors of 21417070

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2141714

Divisors of 21417070

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 2141707 4283414 10708535 21417070
• Sum of all divisors σ(n): 38550744
• Sum of proper divisors (its aliquot sum) s(n): 17133674
• 21417070 is a deficient number, because the sum of its proper divisors (17133674) is less than itself. Its deficiency is 4283396

Bases of 21417070

• Binary: 1010001101100110001101110₂
• Hexadecimal: 0x146CC6E
• Base-36: CR1IM

Squares and roots of 21417070

• 21417070 squared (21417070²) is 458690887384900
• 21417070 cubed (21417070³) is 9823814843484520243000
• The square root of 21417070 is 4627.8580358521
• The cube root of 21417070 is 277.7069095063

Scales and comparisons

• 21,417,070 seconds is equal to 35 weeks, 2 days, 21 hours, 11 minutes, 10 seconds.
• To count from 1 to 21,417,070 would take you about nineteen hours!

  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 21417070 cubic inches would be around 23.1 feet tall.

Recreational maths with 21417070

• 21417070 backwards is 07071412
• The number of decimal digits it has is: 8
• The sum of 21417070's digits is 22
• More coming soon!