1321998754

Names of 1321998754

• Cardinal: 1321998754 can be written as One billion, three hundred twenty-one million, nine hundred ninety-eight thousand, seven hundred fifty-four.

Scientific notation

• Scientific notation: 1.321998754 × 10⁹

Factors of 1321998754

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 660999379

Divisors of 1321998754

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 660999377 1321998754
• Sum of all divisors σ(n): 1982998134
• Sum of proper divisors (its aliquot sum) s(n): 660999380
• 1321998754 is a deficient number, because the sum of its proper divisors (660999380) is less than itself. Its deficiency is 660999374

Bases of 1321998754

• Binary: 1001110110011000001100110100010₂
• Hexadecimal: 0x4ECC19A2
• Base-36: LV30RM

Squares and roots of 1321998754

• 1321998754 squared (1321998754²) is 1747680705577552516
• 1321998754 cubed (1321998754³) is 2310431715163365276521565064
• The square root of 1321998754 is 36359.3007908569
• The cube root of 1321998754 is 1097.5147069703

Scales and comparisons

• 1,321,998,754 seconds is equal to 42 years, 1 week, 5 days, 21 hours, 52 minutes, 34 seconds.
• To count from 1 to 1,321,998,754 would take you about eighty-four 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 1321998754 cubic inches would be around 91.5 feet tall.

Recreational maths with 1321998754

• 1321998754 backwards is 4578991231
• The number of decimal digits it has is: 10
• The sum of 1321998754's digits is 49
• More coming soon!