6420625

6,420,625 is an odd composite number composed of two prime numbers multiplied together.

What does the number 6420625 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

6420625 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

Prime factorization of 6420625:

5⁴ × 10273

(5 × 5 × 5 × 5 × 10273)

See below for interesting mathematical facts about the number 6420625 from the Numbermatics database.

Names of 6420625

Cardinal: 6420625 can be written as Six million, four hundred twenty thousand, six hundred twenty-five.

Scientific notation

Scientific notation: 6.420625 × 10⁶

Factors of 6420625

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 5
Sum of prime factors: 10278

Divisors of 6420625

Number of divisors d(n): 10
Complete list of divisors:
1 5 25 125 625 10273 51365 256825 1284125 6420625
Sum of all divisors σ(n): 8023994
Sum of proper divisors (its aliquot sum) s(n): 1603369
6420625 is a deficient number, because the sum of its proper divisors (1603369) is less than itself. Its deficiency is 4817256

Bases of 6420625

Binary: 11000011111100010010001₂
Hexadecimal: 0x61F891
Base-36: 3TM6P

Squares and roots of 6420625

6420625 squared (6420625²) is 41224425390625
6420625 cubed (6420625³) is 264686576273681640625
The square root of 6420625 is 2533.8952227747
The cube root of 6420625 is 185.8627827517

Scales and comparisons

How big is 6420625?

6,420,625 seconds is equal to 10 weeks, 4 days, 7 hours, 30 minutes, 25 seconds.
To count from 1 to 6,420,625 would take you about fifteen 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 6420625 cubic inches would be around 15.5 feet tall.

Recreational maths with 6420625

6420625 backwards is 5260246
6420625 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 6420625's digits is 25
More coming soon!

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The information we have on file for 6420625 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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