128491331200
128,491,331,200 is an even composite number composed of five prime numbers multiplied together.
128491331200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 128491331200:
27 × 52 × 17 × 1093 × 2161
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 17 × 1093 × 2161)See below for interesting mathematical facts about the number 128491331200 from the Numbermatics database.
Names of 128491331200
- Cardinal: 128491331200 can be written as One hundred twenty-eight billion, four hundred ninety-one million, three hundred thirty-one thousand, two hundred.
Scientific notation
- Scientific notation: 1.284913312 × 1011
Factors of 128491331200
Divisors of 128491331200
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 128 136 160 170 200 272 320 340 400 425 544 640 680 800 850 1088 1093 1360 1600 1700 2161 2176 2186 2720 3200 3400 4322 4372 5440 5465 6800 8644 8744 10805 10880 10930 13600 17288 17488 18581 21610 21860 27200 27325 34576 34976 36737 37162 43220 43720 54025 54400 54650 69152 69952 73474 74324 86440 87440 92905 108050 109300 138304 139904 146948 148648 172880 174880 183685 185810 216100 218600 276608 293896 297296 345760 349760 367370 371620 432200 437200 464525 587792 594592 691520 699520 734740 743240 864400 874400 918425 929050 1175584 1189184 1383040 1469480 1486480 1728800 1748800 1836850 1858100 2351168 2361973 2378368 2938960 2972960 3457600 3497600 3673700 3716200 4702336 4723946 5877920 5945920 6915200 7347400 7432400 9447892 11755840 11809865 11891840 14694800 14864800 18895784 23511680 23619730 29389600 29729600 37791568 40153541 47239460 58779200 59049325 59459200 75583136 80307082 94478920 117558400 118098650 151166272 160614164 188957840 200767705 236197300 302332544 321228328 377915680 401535410 472394600 642456656 755831360 803070820 944789200 1003838525 1284913312 1511662720 1606141640 1889578400 2007677050 2569826624 3212283280 3779156800 4015354100 5139653248 6424566560 7558313600 8030708200 12849133120 16061416400 25698266240 32122832800 64245665600 128491331200
- Sum of all divisors σ(n): 336548292120
- Sum of proper divisors (its aliquot sum) s(n): 208056960920
- 128491331200 is an abundant number, because the sum of its proper divisors (208056960920) is greater than itself. Its abundance is 79565629720
Bases of 128491331200
- Binary: 11101111010101010111000011110100000002
- Hexadecimal: 0x1DEAAE1E80
- Base-36: 1N10F5OG
Squares and roots of 128491331200
- 128491331200 squared (1284913312002) is 16510022193548093440000
- 128491331200 cubed (1284913312003) is 2121394729790538577327587328000000
-
The
square root of 128491331200 is 358456.8749515065 -
The
cube root of 128491331200 is 5046.1242843835
Scales and comparisons
How big is 128491331200?- 128,491,331,200 seconds is equal to 4,085 years, 32 weeks, 4 days, 4 hours, 26 minutes, 40 seconds.
-
To count from 1 to 128,491,331,200 would take you about eight thousand, one hundred seventy-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 128491331200 cubic inches would be around 420.5 feet tall.
Recreational maths with 128491331200
- 128491331200 backwards is 002133194821
- 128491331200 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 128491331200's digits is 34
- More coming soon!
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