82129638400
82,129,638,400 is an even composite number composed of four prime numbers multiplied together.
82129638400 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 82129638400:
210 × 52 × 173 × 653
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 17 × 17 × 17 × 653)See below for interesting mathematical facts about the number 82129638400 from the Numbermatics database.
Names of 82129638400
- Cardinal: 82129638400 can be written as Eighty-two billion, one hundred twenty-nine million, six hundred thirty-eight thousand, four hundred.
Scientific notation
- Scientific notation: 8.21296384 × 1010
Factors of 82129638400
Divisors of 82129638400
- Number of divisors d(n): 264
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Complete list of divisors:
1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 128 136 160 170 200 256 272 289 320 340 400 425 512 544 578 640 653 680 800 850 1024 1088 1156 1280 1306 1360 1445 1600 1700 2176 2312 2560 2612 2720 2890 3200 3265 3400 4352 4624 4913 5120 5224 5440 5780 6400 6530 6800 7225 8704 9248 9826 10448 10880 11101 11560 12800 13060 13600 14450 16325 17408 18496 19652 20896 21760 22202 23120 24565 25600 26120 27200 28900 32650 36992 39304 41792 43520 44404 46240 49130 52240 54400 55505 57800 65300 73984 78608 83584 87040 88808 92480 98260 104480 108800 111010 115600 122825 130600 147968 157216 167168 177616 184960 188717 196520 208960 217600 222020 231200 245650 261200 277525 295936 314432 334336 355232 369920 377434 393040 417920 435200 444040 462400 491300 522400 555050 628864 668672 710464 739840 754868 786080 835840 888080 924800 943585 982600 1044800 1110100 1257728 1420928 1479680 1509736 1572160 1671680 1776160 1849600 1887170 1965200 2089600 2220200 2515456 2841856 3019472 3144320 3208189 3343360 3552320 3699200 3774340 3930400 4179200 4440400 4717925 5030912 5683712 6038944 6288640 6416378 7104640 7398400 7548680 7860800 8358400 8880800 9435850 11367424 12077888 12577280 12832756 14209280 15097360 15721600 16040945 16716800 17761600 18871700 24155776 25154560 25665512 28418560 30194720 31443200 32081890 35523200 37743400 48311552 51331024 56837120 60389440 62886400 64163780 71046400 75486800 80204725 96623104 102662048 120778880 125772800 128327560 142092800 150973600 160409450 193246208 205324096 241557760 256655120 284185600 301947200 320818900 410648192 483115520 513310240 603894400 641637800 821296384 966231040 1026620480 1207788800 1283275600 1642592768 2053240960 2415577600 2566551200 3285185536 4106481920 4831155200 5133102400 8212963840 10266204800 16425927680 20532409600 41064819200 82129638400
- Sum of all divisors σ(n): 216634583160
- Sum of proper divisors (its aliquot sum) s(n): 134504944760
- 82129638400 is an abundant number, because the sum of its proper divisors (134504944760) is greater than itself. Its abundance is 52375306360
Bases of 82129638400
- Binary: 10011000111110100111011010100000000002
- Hexadecimal: 0x131F4ED400
- Base-36: 11Q9V6KG
Squares and roots of 82129638400
- 82129638400 squared (821296384002) is 6745277503714754560000
- 82129638400 cubed (821296384003) is 553987202287747448757551104000000
-
The
square root of 82129638400 is 286582.6903356167 -
The
cube root of 82129638400 is 4346.7697584709
Scales and comparisons
How big is 82129638400?- 82,129,638,400 seconds is equal to 2,611 years, 24 weeks, 2 days, 12 hours, 26 minutes, 40 seconds.
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To count from 1 to 82,129,638,400 would take you about five thousand, two hundred twenty-two 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 82129638400 cubic inches would be around 362.2 feet tall.
Recreational maths with 82129638400
- 82129638400 backwards is 00483692128
- The number of decimal digits it has is: 11
- The sum of 82129638400's digits is 43
- More coming soon!
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