28015840000

Names of 28015840000

• Cardinal: 28015840000 can be written as Twenty-eight billion, fifteen million, eight hundred forty thousand.

Scientific notation

• Scientific notation: 2.801584 × 10¹⁰

Factors of 28015840000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 361

Divisors of 28015840000

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 25 32 40 46 50 64 80 92 100 115 125 128 160 184 200 230 250 256 320 331 368 400 460 500 529 575 625 640 662 736 800 920 1000 1058 1150 1250 1280 1324 1472 1600 1655 1840 2000 2116 2300 2500 2645 2648 2875 2944 3200 3310 3680 4000 4232 4600 5000 5290 5296 5750 5888 6400 6620 7360 7613 8000 8275 8464 9200 10000 10580 10592 11500 13225 13240 14375 14720 15226 16000 16550 16928 18400 20000 21160 21184 23000 26450 26480 28750 29440 30452 32000 33100 33856 36800 38065 40000 41375 42320 42368 46000 52900 52960 57500 60904 66125 66200 67712 73600 76130 80000 82750 84640 84736 92000 105800 105920 115000 121808 132250 132400 135424 147200 152260 160000 165500 169280 175099 184000 190325 206875 211600 211840 230000 243616 264500 264800 304520 330625 331000 338560 350198 368000 380650 413750 423200 423680 460000 487232 529000 529600 609040 661250 662000 677120 700396 736000 761300 827500 846400 875495 920000 951625 974464 1058000 1059200 1218080 1322500 1324000 1400792 1522600 1655000 1692800 1750990 1840000 1903250 1948928 2116000 2118400 2436160 2645000 2648000 2801584 3045200 3310000 3385600 3501980 3680000 3806500 4232000 4377475 4758125 4872320 5290000 5296000 5603168 6090400 6620000 7003960 7613000 8464000 8754950 9516250 9744640 10580000 10592000 11206336 12180800 13240000 14007920 15226000 16928000 17509900 19032500 21160000 21887375 22412672 24361600 26480000 28015840 30452000 35019800 38065000 42320000 43774750 44825344 48723200 52960000 56031680 60904000 70039600 76130000 84640000 87549500 109436875 112063360 121808000 140079200 152260000 175099000 218873750 224126720 243616000 280158400 304520000 350198000 437747500 560316800 609040000 700396000 875495000 1120633600 1218080000 1400792000 1750990000 2801584000 3501980000 5603168000 7003960000 14007920000 28015840000
• Sum of all divisors σ(n): 73271511236
• Sum of proper divisors (its aliquot sum) s(n): 45255671236
• 28015840000 is an abundant number, because the sum of its proper divisors (45255671236) is greater than itself. Its abundance is 17239831236

Bases of 28015840000

• Binary: 11010000101110111111100101100000000₂
• Hexadecimal: 0x685DFCB00
• Base-36: CVBWOHS

Squares and roots of 28015840000

• 28015840000 squared (28015840000²) is 784887290905600000000
• 28015840000 cubed (28015840000³) is 21989276760044744704000000000000
• The square root of 28015840000 is 167379.3296676743
• The cube root of 28015840000 is 3037.1614778513

Scales and comparisons

• 28,015,840,000 seconds is equal to 890 years, 42 weeks, 3 days, 9 hours, 46 minutes, 40 seconds.
• To count from 1 to 28,015,840,000 would take you about one thousand, seven hundred eighty-one 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 28015840000 cubic inches would be around 253.1 feet tall.

Recreational maths with 28015840000

• 28015840000 backwards is 00004851082
• The number of decimal digits it has is: 11
• The sum of 28015840000's digits is 28
• More coming soon!