82129020440
82,129,020,440 is an even composite number composed of four prime numbers multiplied together.
82129020440 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 82129020440:
23 × 5 × 313 × 413
(2 × 2 × 2 × 5 × 31 × 31 × 31 × 41 × 41 × 41)See below for interesting mathematical facts about the number 82129020440 from the Numbermatics database.
Names of 82129020440
- Cardinal: 82129020440 can be written as Eighty-two billion, one hundred twenty-nine million, twenty thousand, four hundred forty.
Scientific notation
- Scientific notation: 8.212902044 × 1010
Factors of 82129020440
Divisors of 82129020440
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 5 8 10 20 31 40 41 62 82 124 155 164 205 248 310 328 410 620 820 961 1240 1271 1640 1681 1922 2542 3362 3844 4805 5084 6355 6724 7688 8405 9610 10168 12710 13448 16810 19220 25420 29791 33620 38440 39401 50840 52111 59582 67240 68921 78802 104222 119164 137842 148955 157604 197005 208444 238328 260555 275684 297910 315208 344605 394010 416888 521110 551368 595820 689210 788020 1042220 1191640 1221431 1378420 1576040 1615441 2084440 2136551 2442862 2756840 3230882 4273102 4885724 6107155 6461764 8077205 8546204 9771448 10682755 12214310 12923528 16154410 17092408 21365510 24428620 32308820 42731020 48857240 50078671 64617640 66233081 85462040 100157342 132466162 200314684 250393355 264932324 331165405 400629368 500786710 529864648 662330810 1001573420 1324661620 2003146840 2053225511 2649323240 4106451022 8212902044 10266127555 16425804088 20532255110 41064510220 82129020440
- Sum of all divisors σ(n): 195723440640
- Sum of proper divisors (its aliquot sum) s(n): 113594420200
- 82129020440 is an abundant number, because the sum of its proper divisors (113594420200) is greater than itself. Its abundance is 31465399760
Bases of 82129020440
- Binary: 10011000111110100010101100110000110002
- Hexadecimal: 0x131F456618
- Base-36: 11Q9HXQW
Squares and roots of 82129020440
- 82129020440 squared (821290204402) is 6745175998433937793600
- 82129020440 cubed (821290204403) is 553974697446778285040262901184000
-
The
square root of 82129020440 is 286581.6121805445 -
The
cube root of 82129020440 is 4346.7588564521
Scales and comparisons
How big is 82129020440?- 82,129,020,440 seconds is equal to 2,611 years, 23 weeks, 2 days, 8 hours, 47 minutes, 20 seconds.
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To count from 1 to 82,129,020,440 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 82129020440 cubic inches would be around 362.2 feet tall.
Recreational maths with 82129020440
- 82129020440 backwards is 04402092128
- The number of decimal digits it has is: 11
- The sum of 82129020440's digits is 32
- More coming soon!
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