2142711280

Names of 2142711280

• Cardinal: 2142711280 can be written as Two billion, one hundred forty-two million, seven hundred eleven thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.14271128 × 10⁹

Factors of 2142711280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 68548

Divisors of 2142711280

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 23 34 40 46 68 80 85 92 115 136 170 184 230 272 340 368 391 460 680 782 920 1360 1564 1840 1955 3128 3910 6256 7820 15640 31280 68501 137002 274004 342505 548008 685010 1096016 1164517 1370020 1575523 2329034 2740040 3151046 4658068 5480080 5822585 6302092 7877615 9316136 11645170 12604184 15755230 18632272 23290340 25208368 26783891 31510460 46580680 53567782 63020920 93161360 107135564 126041840 133919455 214271128 267838910 428542256 535677820 1071355640 2142711280
• Sum of all divisors σ(n): 5504272704
• Sum of proper divisors (its aliquot sum) s(n): 3361561424
• 2142711280 is an abundant number, because the sum of its proper divisors (3361561424) is greater than itself. Its abundance is 1218850144

Bases of 2142711280

• Binary: 1111111101101110010110111110000₂
• Hexadecimal: 0x7FB72DF0
• Base-36: ZFPQLS

Squares and roots of 2142711280

• 2142711280 squared (2142711280²) is 4591211629439238400
• 2142711280 cubed (2142711280³) is 9837640947266636194289152000
• The square root of 2142711280 is 46289.4294628915
• The cube root of 2142711280 is 1289.2027363381

Scales and comparisons

• 2,142,711,280 seconds is equal to 68 years, 6 weeks, 5 days, 21 hours, 34 minutes, 40 seconds.
• To count from 1 to 2,142,711,280 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 2142711280 cubic inches would be around 107.4 feet tall.

Recreational maths with 2142711280

• 2142711280 backwards is 0821172412
• The number of decimal digits it has is: 10
• The sum of 2142711280's digits is 28
• More coming soon!