28367809609728

Names of 28367809609728

• Cardinal: 28367809609728 can be written as Twenty-eight trillion, three hundred sixty-seven billion, eight hundred nine million, six hundred nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8367809609728 × 10¹³

Factors of 28367809609728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 797347

Divisors of 28367809609728

• Number of divisors d(n): 136
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 181 192 256 362 384 512 543 724 768 1024 1086 1448 1536 2048 2172 2896 3072 4096 4344 5792 6144 8192 8688 11584 12288 16384 17376 23168 24576 32768 34752 46336 49152 65536 69504 92672 98304 139008 185344 196608 278016 370688 556032 741376 797161 1112064 1482752 1594322 2224128 2391483 2965504 3188644 4448256 4782966 5931008 6377288 8896512 9565932 11862016 12754576 17793024 19131864 25509152 35586048 38263728 51018304 76527456 102036608 144286141 153054912 204073216 288572282 306109824 408146432 432858423 577144564 612219648 816292864 865716846 1154289128 1224439296 1632585728 1731433692 2308578256 2448878592 3265171456 3462867384 4617156512 4897757184 6530342912 6925734768 9234313024 9795514368 13060685824 13851469536 18468626048 19591028736 26121371648 27702939072 36937252096 39182057472 52242743296 55405878144 73874504192 78364114944 110811756288 147749008384 156728229888 221623512576 295498016768 443247025152 590996033536 886494050304 1181992067072 1772988100608 2363984134144 3545976201216 4727968268288 7091952402432 9455936536576 14183904804864 28367809609728
• Sum of all divisors σ(n): 76064949325456
• Sum of proper divisors (its aliquot sum) s(n): 47697139715728
• 28367809609728 is an abundant number, because the sum of its proper divisors (47697139715728) is greater than itself. Its abundance is 19329330106000

Bases of 28367809609728

• Binary: 110011100110011100101001101110000000000000000₂
• Hexadecimal: 0x19CCE5370000
• Base-36: A1ZZPEMTC

Squares and roots of 28367809609728

• 28367809609728 squared (28367809609728²) is 804732622053776263672233984
• 28367809609728 cubed (28367809609728³) is 22828501809158724956192465957764938596352
• The square root of 28367809609728 is 5326143.9719301617
• The cube root of 28367809609728 is 30498.2744198801

Scales and comparisons

• 28,367,809,609,728 seconds is equal to 902,008 years, 31 weeks, 17 hours, 48 minutes, 48 seconds.
• To count from 1 to 28,367,809,609,728 would take you about two million, two hundred fifty-five thousand and twenty-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 28367809609728 cubic inches would be around 2541.5 feet tall.

Recreational maths with 28367809609728

• 28367809609728 backwards is 82790690876382
• The number of decimal digits it has is: 14
• The sum of 28367809609728's digits is 75
• More coming soon!