649312768

649,312,768 is an even composite number composed of three prime numbers multiplied together.

What does the number 649312768 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 40 divisors.

649312768 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 649312768:

2⁹ × 13 × 97553

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 97553)

See below for interesting mathematical facts about the number 649312768 from the Numbermatics database.

Names of 649312768

Cardinal: 649312768 can be written as Six hundred forty-nine million, three hundred twelve thousand, seven hundred sixty-eight.

Scientific notation

Scientific notation: 6.49312768 × 10⁸

Factors of 649312768

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 11
Sum of prime factors: 97568

Divisors of 649312768

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 8 13 16 26 32 52 64 104 128 208 256 416 512 832 1664 3328 6656 97553 195106 390212 780424 1268189 1560848 2536378 3121696 5072756 6243392 10145512 12486784 20291024 24973568 40582048 49947136 81164096 162328192 324656384 649312768
Sum of all divisors σ(n): 1397168388
Sum of proper divisors (its aliquot sum) s(n): 747855620
649312768 is an abundant number, because the sum of its proper divisors (747855620) is greater than itself. Its abundance is 98542852

Bases of 649312768

Binary: 100110101100111011101000000000₂
Hexadecimal: 0x26B3BA00
Base-36: AQL0XS

Squares and roots of 649312768

649312768 squared (649312768²) is 421607070687821824
649312768 cubed (649312768³) is 273754854076681252432248832
The square root of 649312768 is 25481.6162752681
The cube root of 649312768 is 865.9337119263

Scales and comparisons

How big is 649312768?

649,312,768 seconds is equal to 20 years, 33 weeks, 4 days, 4 hours, 39 minutes, 28 seconds.
To count from 1 to 649,312,768 would take you about thirty 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 649312768 cubic inches would be around 72.2 feet tall.

Recreational maths with 649312768

649312768 backwards is 867213946
The number of decimal digits it has is: 9
The sum of 649312768's digits is 46
More coming soon!

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The information we have on file for 649312768 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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