82121867424
82,121,867,424 is an even composite number composed of four prime numbers multiplied together.
82121867424 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 82121867424:
25 × 32 × 73 × 3906101
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 73 × 3906101)See below for interesting mathematical facts about the number 82121867424 from the Numbermatics database.
Names of 82121867424
- Cardinal: 82121867424 can be written as Eighty-two billion, one hundred twenty-one million, eight hundred sixty-seven thousand, four hundred twenty-four.
Scientific notation
- Scientific notation: 8.2121867424 × 1010
Factors of 82121867424
Divisors of 82121867424
- Number of divisors d(n): 72
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 73 96 144 146 219 288 292 438 584 657 876 1168 1314 1752 2336 2628 3504 5256 7008 10512 21024 3906101 7812202 11718303 15624404 23436606 31248808 35154909 46873212 62497616 70309818 93746424 124995232 140619636 187492848 281239272 285145373 374985696 562478544 570290746 855436119 1124957088 1140581492 1710872238 2281162984 2566308357 3421744476 4562325968 5132616714 6843488952 9124651936 10265233428 13686977904 20530466856 27373955808 41060933712 82121867424
- Sum of all divisors σ(n): 236733217812
- Sum of proper divisors (its aliquot sum) s(n): 154611350388
- 82121867424 is an abundant number, because the sum of its proper divisors (154611350388) is greater than itself. Its abundance is 72489482964
Bases of 82121867424
- Binary: 10011000111101101100001000000101000002
- Hexadecimal: 0x131ED840A0
- Base-36: 11Q58MG0
Squares and roots of 82121867424
- 82121867424 squared (821218674242) is 6744001109205032395776
- 82121867424 cubed (821218674243) is 553829964997444616439541769601024
-
The
square root of 82121867424 is 286569.1320152957 -
The
cube root of 82121867424 is 4346.6326593289
Scales and comparisons
How big is 82121867424?- 82,121,867,424 seconds is equal to 2,611 years, 11 weeks, 3 days, 13 hours, 50 minutes, 24 seconds.
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To count from 1 to 82,121,867,424 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 82121867424 cubic inches would be around 362.2 feet tall.
Recreational maths with 82121867424
- 82121867424 backwards is 42476812128
- The number of decimal digits it has is: 11
- The sum of 82121867424's digits is 45
- More coming soon!
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