420538125
420,538,125 is an odd composite number composed of four prime numbers multiplied together.
420538125 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 420538125:
3 × 54 × 7 × 1792
(3 × 5 × 5 × 5 × 5 × 7 × 179 × 179)See below for interesting mathematical facts about the number 420538125 from the Numbermatics database.
Names of 420538125
- Cardinal: 420538125 can be written as Four hundred twenty million, five hundred thirty-eight thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 4.20538125 × 108
Factors of 420538125
Divisors of 420538125
- Number of divisors d(n): 60
-
Complete list of divisors:
1 3 5 7 15 21 25 35 75 105 125 175 179 375 525 537 625 875 895 1253 1875 2625 2685 3759 4375 4475 6265 13125 13425 18795 22375 31325 32041 67125 93975 96123 111875 156625 160205 224287 335625 469875 480615 672861 783125 801025 1121435 2349375 2403075 3364305 4005125 5607175 12015375 16821525 20025625 28035875 60076875 84107625 140179375 420538125
- Sum of all divisors σ(n): 805267232
- Sum of proper divisors (its aliquot sum) s(n): 384729107
- 420538125 is a deficient number, because the sum of its proper divisors (384729107) is less than itself. Its deficiency is 35809018
Bases of 420538125
- Binary: 110010001000011100111000011012
- Hexadecimal: 0x1910E70D
- Base-36: 6YDLAL
Squares and roots of 420538125
- 420538125 squared (4205381252) is 176852314578515625
- 420538125 cubed (4205381253) is 74373140774759126220703125
-
The
square root of 420538125 is 20507.0262349273 -
The
cube root of 420538125 is 749.2069394801
Scales and comparisons
How big is 420538125?- 420,538,125 seconds is equal to 13 years, 19 weeks, 2 days, 8 hours, 8 minutes, 45 seconds.
-
To count from 1 to 420,538,125 would take you about twenty 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 420538125 cubic inches would be around 62.4 feet tall.
Recreational maths with 420538125
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