2142764100

Names of 2142764100

• Cardinal: 2142764100 can be written as Two billion, one hundred forty-two million, seven hundred sixty-four thousand, one hundred.

Scientific notation

• Scientific notation: 2.1427641 × 10⁹

Factors of 2142764100

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1553

Divisors of 2142764100

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 300 450 900 1543 3086 4629 6172 7715 9258 13887 15430 18516 23145 27774 30860 38575 46290 55548 69435 77150 92580 115725 138870 154300 231450 277740 347175 462900 694350 1388700 2380849 4761698 7142547 9523396 11904245 14285094 21427641 23808490 28570188 35712735 42855282 47616980 59521225 71425470 85710564 107138205 119042450 142850940 178563675 214276410 238084900 357127350 428552820 535691025 714254700 1071382050 2142764100
• Sum of all divisors σ(n): 6720730653
• Sum of proper divisors (its aliquot sum) s(n): 4577966553
• 2142764100 is an abundant number, because the sum of its proper divisors (4577966553) is greater than itself. Its abundance is 2435202453

Bases of 2142764100

• Binary: 1111111101101111111110001000100₂
• Hexadecimal: 0x7FB7FC44
• Base-36: ZFQVD0

Squares and roots of 2142764100

• 2142764100 squared (2142764100²) is 4591437988248810000
• 2142764100 cubed (2142764100³) is 9838368488595771935721000000
• 2142764100 is a perfect square number. Its square root is 46290
• The cube root of 2142764100 is 1289.2133296349

Scales and comparisons

• 2,142,764,100 seconds is equal to 68 years, 6 weeks, 6 days, 12 hours, 15 minutes.
• To count from 1 to 2,142,764,100 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 2142764100 cubic inches would be around 107.4 feet tall.

Recreational maths with 2142764100

• 2142764100 backwards is 0014672412
• The number of decimal digits it has is: 10
• The sum of 2142764100's digits is 27
• More coming soon!