2987722974

Names of 2987722974

• Cardinal: 2987722974 can be written as Two billion, nine hundred eighty-seven million, seven hundred twenty-two thousand, nine hundred seventy-four.

Scientific notation

• Scientific notation: 2.987722974 × 10⁹

Factors of 2987722974

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 497953834

Divisors of 2987722974

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 497953829 995907658 1493861487 2987722974
• Sum of all divisors σ(n): 5975445960
• Sum of proper divisors (its aliquot sum) s(n): 2987722986
• 2987722974 is an abundant number, because the sum of its proper divisors (2987722986) is greater than itself. Its abundance is 12

Bases of 2987722974

• Binary: 10110010000101010000100011011110₂
• Hexadecimal: 0xB21508DE
• Base-36: 1DET9SU

Squares and roots of 2987722974

• 2987722974 squared (2987722974²) is 8926488569367404676
• 2987722974 cubed (2987722974³) is 26669874975847387597240226424
• The square root of 2987722974 is 54660.0674533065
• The cube root of 2987722974 is 1440.2794876107

Scales and comparisons

• 2,987,722,974 seconds is equal to 95 years, 3 hours, 2 minutes, 54 seconds.
• To count from 1 to 2,987,722,974 would take you about one hundred ninety 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 2987722974 cubic inches would be around 120 feet tall.

Recreational maths with 2987722974

• 2987722974 backwards is 4792277892
• The number of decimal digits it has is: 10
• The sum of 2987722974's digits is 57
• More coming soon!