2142542994

Names of 2142542994

• Cardinal: 2142542994 can be written as Two billion, one hundred forty-two million, five hundred forty-two thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 2.142542994 × 10⁹

Factors of 2142542994

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 357090504

Divisors of 2142542994

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 357090499 714180998 1071271497 2142542994
• Sum of all divisors σ(n): 4285086000
• Sum of proper divisors (its aliquot sum) s(n): 2142543006
• 2142542994 is an abundant number, because the sum of its proper divisors (2142543006) is greater than itself. Its abundance is 12

Bases of 2142542994

• Binary: 1111111101101001001110010010010₂
• Hexadecimal: 0x7FB49C92
• Base-36: ZFM4R6

Squares and roots of 2142542994

• 2142542994 squared (2142542994²) is 4590490481138484036
• 2142542994 cubed (2142542994³) is 9835323219386948115112643784
• The square root of 2142542994 is 46287.6116687823
• The cube root of 2142542994 is 1289.1689846371

Scales and comparisons

• 2,142,542,994 seconds is equal to 68 years, 6 weeks, 3 days, 22 hours, 49 minutes, 54 seconds.
• To count from 1 to 2,142,542,994 would take you about one hundred thirty-six 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 2142542994 cubic inches would be around 107.4 feet tall.

Recreational maths with 2142542994

• 2142542994 backwards is 4992452412
• The number of decimal digits it has is: 10
• The sum of 2142542994's digits is 42
• More coming soon!