28179380000

Names of 28179380000

• Cardinal: 28179380000 can be written as Twenty-eight billion, one hundred seventy-nine million, three hundred eighty thousand.

Scientific notation

• Scientific notation: 2.817938 × 10¹⁰

Factors of 28179380000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1194

Divisors of 28179380000

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 625 800 1000 1187 1250 2000 2374 2500 4000 4748 5000 5935 9496 10000 11870 18992 20000 23740 29675 37984 47480 59350 94960 118700 148375 189920 237400 296750 474800 593500 741875 949600 1187000 1408969 1483750 2374000 2817938 2967500 4748000 5635876 5935000 7044845 11271752 11870000 14089690 22543504 23740000 28179380 35224225 45087008 56358760 70448450 112717520 140896900 176121125 225435040 281793800 352242250 563587600 704484500 880605625 1127175200 1408969000 1761211250 2817938000 3522422500 5635876000 7044845000 14089690000 28179380000
• Sum of all divisors σ(n): 69383954871
• Sum of proper divisors (its aliquot sum) s(n): 41204574871
• 28179380000 is an abundant number, because the sum of its proper divisors (41204574871) is greater than itself. Its abundance is 13025194871

Bases of 28179380000

• Binary: 11010001111100111110011011100100000₂
• Hexadecimal: 0x68F9F3720
• Base-36: CY19WRK

Squares and roots of 28179380000

• 28179380000 squared (28179380000²) is 794077457184400000000
• 28179380000 cubed (28179380000³) is 22376610415432937672000000000000
• The square root of 28179380000 is 167867.1498536863
• The cube root of 28179380000 is 3043.0597367705

Scales and comparisons

• 28,179,380,000 seconds is equal to 896 years, 6 days, 5 hours, 33 minutes, 20 seconds.
• To count from 1 to 28,179,380,000 would take you about one thousand, seven hundred ninety-two 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 28179380000 cubic inches would be around 253.6 feet tall.

Recreational maths with 28179380000

• 28179380000 backwards is 00008397182
• The number of decimal digits it has is: 11
• The sum of 28179380000's digits is 38
• More coming soon!