489646728

489,646,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 489646728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

489646728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 489646728:

2³ × 3³ × 2266883

(2 × 2 × 2 × 3 × 3 × 3 × 2266883)

See below for interesting mathematical facts about the number 489646728 from the Numbermatics database.

Names of 489646728

Cardinal: 489646728 can be written as Four hundred eighty-nine million, six hundred forty-six thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 4.89646728 × 10⁸

Factors of 489646728

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 2266888

Divisors of 489646728

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 2266883 4533766 6800649 9067532 13601298 18135064 20401947 27202596 40803894 54405192 61205841 81607788 122411682 163215576 244823364 489646728
Sum of all divisors σ(n): 1360130400
Sum of proper divisors (its aliquot sum) s(n): 870483672
489646728 is an abundant number, because the sum of its proper divisors (870483672) is greater than itself. Its abundance is 380836944

Bases of 489646728

Binary: 11101001011110110101010001000₂
Hexadecimal: 0x1D2F6A88
Base-36: 83ITU0

Squares and roots of 489646728

489646728 squared (489646728²) is 239753918241105984
489646728 cubed (489646728³) is 117394721591937060166820352
The square root of 489646728 is 22127.9625813133
The cube root of 489646728 is 788.1840079789

Scales and comparisons

How big is 489646728?

489,646,728 seconds is equal to 15 years, 29 weeks, 4 days, 4 hours, 58 minutes, 48 seconds.
To count from 1 to 489,646,728 would take you about twenty-three 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 489646728 cubic inches would be around 65.7 feet tall.

Recreational maths with 489646728

489646728 backwards is 827646984
489646728 is a Harshad number.
The number of decimal digits it has is: 9
The sum of 489646728's digits is 54
More coming soon!

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The information we have on file for 489646728 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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