2728900000

Names of 2728900000

• Cardinal: 2728900000 can be written as Two billion, seven hundred twenty-eight million, nine hundred thousand.

Scientific notation

• Scientific notation: 2.7289 × 10⁹

Factors of 2728900000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 977

Divisors of 2728900000

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 29 32 40 50 58 80 100 116 125 145 160 200 232 250 290 400 464 500 580 625 725 800 928 941 1000 1160 1250 1450 1882 2000 2320 2500 2900 3125 3625 3764 4000 4640 4705 5000 5800 6250 7250 7528 9410 10000 11600 12500 14500 15056 18125 18820 20000 23200 23525 25000 27289 29000 30112 36250 37640 47050 50000 54578 58000 72500 75280 90625 94100 100000 109156 116000 117625 136445 145000 150560 181250 188200 218312 235250 272890 290000 362500 376400 436624 470500 545780 580000 588125 682225 725000 752800 873248 941000 1091560 1176250 1364450 1450000 1882000 2183120 2352500 2728900 2900000 2940625 3411125 3764000 4366240 4705000 5457800 5881250 6822250 9410000 10915600 11762500 13644500 17055625 18820000 21831200 23525000 27289000 34111250 47050000 54578000 68222500 85278125 94100000 109156000 136445000 170556250 272890000 341112500 545780000 682225000 1364450000 2728900000
• Sum of all divisors σ(n): 6954164280
• Sum of proper divisors (its aliquot sum) s(n): 4225264280
• 2728900000 is an abundant number, because the sum of its proper divisors (4225264280) is greater than itself. Its abundance is 1496364280

Bases of 2728900000

• Binary: 10100010101001111011010110100000₂
• Hexadecimal: 0xA2A7B5A0
• Base-36: 194PSPS

Squares and roots of 2728900000

• 2728900000 squared (2728900000²) is 7446895210000000000
• 2728900000 cubed (2728900000³) is 20321832338569000000000000000
• The square root of 2728900000 is 52238.8744136013
• The cube root of 2728900000 is 1397.4272477895

Scales and comparisons

• 2,728,900,000 seconds is equal to 86 years, 40 weeks, 11 hours, 46 minutes, 40 seconds.
• To count from 1 to 2,728,900,000 would take you about one hundred seventy-three 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 2728900000 cubic inches would be around 116.5 feet tall.

Recreational maths with 2728900000

• 2728900000 backwards is 0000098272
• The number of decimal digits it has is: 10
• The sum of 2728900000's digits is 28
• More coming soon!