20825980
20,825,980 is an even composite number composed of five prime numbers multiplied together.
20825980 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 20825980:
22 × 5 × 72 × 79 × 269
(2 × 2 × 5 × 7 × 7 × 79 × 269)See below for interesting mathematical facts about the number 20825980 from the Numbermatics database.
Names of 20825980
- Cardinal: 20825980 can be written as Twenty million, eight hundred twenty-five thousand, nine hundred eighty.
Scientific notation
- Scientific notation: 2.082598 × 107
Factors of 20825980
Divisors of 20825980
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 49 70 79 98 140 158 196 245 269 316 395 490 538 553 790 980 1076 1106 1345 1580 1883 2212 2690 2765 3766 3871 5380 5530 7532 7742 9415 11060 13181 15484 18830 19355 21251 26362 37660 38710 42502 52724 65905 77420 85004 106255 131810 148757 212510 263620 297514 425020 595028 743785 1041299 1487570 2082598 2975140 4165196 5206495 10412990 20825980
- Sum of all divisors σ(n): 51710400
- Sum of proper divisors (its aliquot sum) s(n): 30884420
- 20825980 is an abundant number, because the sum of its proper divisors (30884420) is greater than itself. Its abundance is 10058440
Bases of 20825980
- Binary: 10011110111000111011111002
- Hexadecimal: 0x13DC77C
- Base-36: CEDFG
Squares and roots of 20825980
- 20825980 squared (208259802) is 433721442960400
- 20825980 cubed (208259803) is 9032674096664431192000
-
The
square root of 20825980 is 4563.5490574771 -
The
cube root of 20825980 is 275.1282267027
Scales and comparisons
How big is 20825980?- 20,825,980 seconds is equal to 34 weeks, 3 days, 59 minutes, 40 seconds.
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To count from 1 to 20,825,980 would take you about fifty-one weeks!
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 20825980 cubic inches would be around 22.9 feet tall.
Recreational maths with 20825980
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The information we have on file for 20825980 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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