1997748354

Names of 1997748354

• Cardinal: 1997748354 can be written as One billion, nine hundred ninety-seven million, seven hundred forty-eight thousand, three hundred fifty-four.

Scientific notation

• Scientific notation: 1.997748354 × 10⁹

Factors of 1997748354

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 374670

Divisors of 1997748354

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 42 127 254 381 762 889 1778 2667 5334 374531 749062 1123593 2247186 2621717 5243434 7865151 15730302 47565437 95130874 142696311 285392622 332958059 665916118 998874177 1997748354
• Sum of all divisors σ(n): 4602249216
• Sum of proper divisors (its aliquot sum) s(n): 2604500862
• 1997748354 is an abundant number, because the sum of its proper divisors (2604500862) is greater than itself. Its abundance is 606752508

Bases of 1997748354

• Binary: 1110111000100110011100010000010₂
• Hexadecimal: 0x77133882
• Base-36: X1EOHU

Squares and roots of 1997748354

• 1997748354 squared (1997748354²) is 3990998485909709316
• 1997748354 cubed (1997748354³) is 7973010656042613978657465864
• The square root of 1997748354 is 44696.1782930039
• The cube root of 1997748354 is 1259.4480563161

Scales and comparisons

• 1,997,748,354 seconds is equal to 63 years, 27 weeks, 1 day, 2 hours, 5 minutes, 54 seconds.
• To count from 1 to 1,997,748,354 would take you about one hundred twenty-seven 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 1997748354 cubic inches would be around 105 feet tall.

Recreational maths with 1997748354

• 1997748354 backwards is 4538477991
• The number of decimal digits it has is: 10
• The sum of 1997748354's digits is 57
• More coming soon!