21373274

Names of 21373274

• Cardinal: 21373274 can be written as Twenty-one million, three hundred seventy-three thousand, two hundred seventy-four.

Scientific notation

• Scientific notation: 2.1373274 × 10⁷

Factors of 21373274

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 822064

Divisors of 21373274

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 13 26 822049 1644098 10686637 21373274
• Sum of all divisors σ(n): 34526100
• Sum of proper divisors (its aliquot sum) s(n): 13152826
• 21373274 is a deficient number, because the sum of its proper divisors (13152826) is less than itself. Its deficiency is 8220448

Bases of 21373274

• Binary: 1010001100010000101011010₂
• Hexadecimal: 0x146215A
• Base-36: CQ3Q2

Squares and roots of 21373274

• 21373274 squared (21373274²) is 456816841479076
• 21373274 cubed (21373274³) is 9763671520746856614824
• The square root of 21373274 is 4623.1238356765
• The cube root of 21373274 is 277.5174850331

Scales and comparisons

• 21,373,274 seconds is equal to 35 weeks, 2 days, 9 hours, 1 minute, 14 seconds.
• To count from 1 to 21,373,274 would take you about thirty-one minutes!

  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 21373274 cubic inches would be around 23.1 feet tall.

Recreational maths with 21373274

• 21373274 backwards is 47237312
• The number of decimal digits it has is: 8
• The sum of 21373274's digits is 29
• More coming soon!