428939405

428,939,405 is an odd composite number composed of five prime numbers multiplied together.

What does the number 428939405 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

428939405 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 428939405:

5 × 31 × 43 × 139 × 463

See below for interesting mathematical facts about the number 428939405 from the Numbermatics database.

Names of 428939405

Cardinal: 428939405 can be written as Four hundred twenty-eight million, nine hundred thirty-nine thousand, four hundred five.

Scientific notation

Scientific notation: 4.28939405 × 10⁸

Factors of 428939405

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 681

Divisors of 428939405

Number of divisors d(n): 32
Complete list of divisors:
1 5 31 43 139 155 215 463 695 1333 2315 4309 5977 6665 14353 19909 21545 29885 64357 71765 99545 185287 321785 617179 926435 1995067 2767351 3085895 9975335 13836755 85787881 428939405
Sum of all divisors σ(n): 548782080
Sum of proper divisors (its aliquot sum) s(n): 119842675
428939405 is a deficient number, because the sum of its proper divisors (119842675) is less than itself. Its deficiency is 309096730

Bases of 428939405

Binary: 11001100100010001100010001101₂
Hexadecimal: 0x1991188D
Base-36: 73DNRH

Squares and roots of 428939405

428939405 squared (428939405²) is 183989013161754025
428939405 cubed (428939405³) is 78920137832139940239855125
The square root of 428939405 is 20710.8523484669
The cube root of 428939405 is 754.1631620905

Scales and comparisons

How big is 428939405?

428,939,405 seconds is equal to 13 years, 33 weeks, 1 day, 13 hours, 50 minutes, 5 seconds.
To count from 1 to 428,939,405 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 428939405 cubic inches would be around 62.8 feet tall.

Recreational maths with 428939405

428939405 backwards is 504939824
The number of decimal digits it has is: 9
The sum of 428939405's digits is 44
More coming soon!

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The information we have on file for 428939405 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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