12981321728000
12,981,321,728,000 is an even composite number composed of three prime numbers multiplied together.
12981321728000 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 12981321728000:
217 × 53 × 792317
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 792317)See below for interesting mathematical facts about the number 12981321728000 from the Numbermatics database.
Names of 12981321728000
- Cardinal: 12981321728000 can be written as Twelve trillion, nine hundred eighty-one billion, three hundred twenty-one million, seven hundred twenty-eight thousand.
Scientific notation
- Scientific notation: 1.2981321728 × 1013
Factors of 12981321728000
Divisors of 12981321728000
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 512 640 800 1000 1024 1280 1600 2000 2048 2560 3200 4000 4096 5120 6400 8000 8192 10240 12800 16000 16384 20480 25600 32000 32768 40960 51200 64000 65536 81920 102400 128000 131072 163840 204800 256000 327680 409600 512000 655360 792317 819200 1024000 1584634 1638400 2048000 3169268 3276800 3961585 4096000 6338536 7923170 8192000 12677072 15846340 16384000 19807925 25354144 31692680 39615850 50708288 63385360 79231700 99039625 101416576 126770720 158463400 198079250 202833152 253541440 316926800 396158500 405666304 507082880 633853600 792317000 811332608 1014165760 1267707200 1584634000 1622665216 2028331520 2535414400 3169268000 3245330432 4056663040 5070828800 6338536000 6490660864 8113326080 10141657600 12677072000 12981321728 16226652160 20283315200 25354144000 25962643456 32453304320 40566630400 50708288000 51925286912 64906608640 81133260800 101416576000 103850573824 129813217280 162266521600 202833152000 259626434560 324533043200 405666304000 519252869120 649066086400 811332608000 1298132172800 1622665216000 2596264345600 3245330432000 6490660864000 12981321728000
- Sum of all divisors σ(n): 32401296325944
- Sum of proper divisors (its aliquot sum) s(n): 19419974597944
- 12981321728000 is an abundant number, because the sum of its proper divisors (19419974597944) is greater than itself. Its abundance is 6438652869944
Bases of 12981321728000
- Binary: 101111001110011100110001001000000000000000002
- Hexadecimal: 0xBCE73120000
- Base-36: 4LNJBSEM8
Squares and roots of 12981321728000
- 12981321728000 squared (129813217280002) is 168514713805844905984000000
- 12981321728000 cubed (129813217280003) is 2187543715815516051448216420352000000000
-
The
square root of 12981321728000 is 3602960.1341119499 -
The
cube root of 12981321728000 is 23502.0802311223
Scales and comparisons
How big is 12981321728000?- 12,981,321,728,000 seconds is equal to 412,765 years, 45 weeks, 4 days, 6 hours, 13 minutes, 20 seconds.
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To count from 1 to 12,981,321,728,000 would take you about one million, thirty-one thousand, nine hundred fourteen 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 12981321728000 cubic inches would be around 1958.5 feet tall.
Recreational maths with 12981321728000
- 12981321728000 backwards is 00082712318921
- The number of decimal digits it has is: 14
- The sum of 12981321728000's digits is 44
- More coming soon!
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