28004887040

Names of 28004887040

• Cardinal: 28004887040 can be written as Twenty-eight billion, four million, eight hundred eighty-seven thousand and forty.

Scientific notation

• Scientific notation: 2.800488704 × 10¹⁰

Factors of 28004887040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 29066

Divisors of 28004887040

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 29 32 40 52 58 64 65 80 104 116 128 130 145 160 208 232 256 260 290 320 377 416 464 512 520 580 640 754 832 928 1040 1160 1280 1508 1664 1856 1885 2080 2320 2560 3016 3328 3712 3770 4160 4640 6032 6656 7424 7540 8320 9280 12064 14848 15080 16640 18560 24128 29017 30160 33280 37120 48256 58034 60320 74240 96512 116068 120640 145085 193024 232136 241280 290170 377221 464272 482560 580340 754442 841493 928544 965120 1160680 1508884 1682986 1857088 1886105 2321360 3017768 3365972 3714176 3772210 4207465 4642720 6035536 6731944 7428352 7544420 8414930 9285440 10939409 12071072 13463888 14856704 15088840 16829860 18570880 21878818 24142144 26927776 30177680 33659720 37141760 43757636 48284288 53855552 54697045 60355360 67319440 74283520 87515272 96568576 107711104 109394090 120710720 134638880 175030544 193137152 215422208 218788180 241421440 269277760 350061088 430844416 437576360 482842880 538555520 700122176 875152720 965685760 1077111040 1400244352 1750305440 2154222080 2800488704 3500610880 5600977408 7001221760 14002443520 28004887040
• Sum of all divisors σ(n): 74807243280
• Sum of proper divisors (its aliquot sum) s(n): 46802356240
• 28004887040 is an abundant number, because the sum of its proper divisors (46802356240) is greater than itself. Its abundance is 18797469200

Bases of 28004887040

• Binary: 11010000101001110001010101000000000₂
• Hexadecimal: 0x68538AA00
• Base-36: CV5DX4W

Squares and roots of 28004887040

• 28004887040 squared (28004887040²) is 784273698123159961600
• 28004887040 cubed (28004887040³) is 21963496324382154732458737664000
• The square root of 28004887040 is 167346.6074947443
• The cube root of 28004887040 is 3036.7656274529

Scales and comparisons

• 28,004,887,040 seconds is equal to 890 years, 24 weeks, 2 days, 15 hours, 17 minutes, 20 seconds.
• To count from 1 to 28,004,887,040 would take you about one thousand, seven hundred eighty 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 28004887040 cubic inches would be around 253.1 feet tall.

Recreational maths with 28004887040

• 28004887040 backwards is 04078840082
• The number of decimal digits it has is: 11
• The sum of 28004887040's digits is 41
• More coming soon!