45131321

Names of 45131321

• Cardinal: 45131321 can be written as Forty-five million, one hundred thirty-one thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 4.5131321 × 10⁷

Factors of 45131321

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 229290

Divisors of 45131321

• Number of divisors d(n): 4
• Complete list of divisors:
  1 197 229093 45131321
• Sum of all divisors σ(n): 45360612
• Sum of proper divisors (its aliquot sum) s(n): 229291
• 45131321 is a deficient number, because the sum of its proper divisors (229291) is less than itself. Its deficiency is 44902030

Bases of 45131321

• Binary: 10101100001010011000111001₂
• Hexadecimal: 0x2B0A639
• Base-36: QVBJT

Squares and roots of 45131321

• 45131321 squared (45131321²) is 2036836135205041
• 45131321 cubed (45131321³) is 91925105442338106189161
• The square root of 45131321 is 6717.9848913199
• The cube root of 45131321 is 356.0349905643

Scales and comparisons

• 45,131,321 seconds is equal to 1 year, 22 weeks, 4 days, 8 hours, 28 minutes, 41 seconds.
• To count from 1 to 45,131,321 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 45131321 cubic inches would be around 29.7 feet tall.

Recreational maths with 45131321

• 45131321 backwards is 12313154
• The number of decimal digits it has is: 8
• The sum of 45131321's digits is 20
• More coming soon!