155248809

155,248,809 is an odd composite number composed of four prime numbers multiplied together.

What does the number 155248809 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

155248809 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 155248809:

3 × 109 × 223 × 2129

See below for interesting mathematical facts about the number 155248809 from the Numbermatics database.

Names of 155248809

Cardinal: 155248809 can be written as One hundred fifty-five million, two hundred forty-eight thousand, eight hundred nine.

Scientific notation

Scientific notation: 1.55248809 × 10⁸

Factors of 155248809

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 2464

Divisors of 155248809

Number of divisors d(n): 16
Complete list of divisors:
1 3 109 223 327 669 2129 6387 24307 72921 232061 474767 696183 1424301 51749603 155248809
Sum of all divisors σ(n): 209932800
Sum of proper divisors (its aliquot sum) s(n): 54683991
155248809 is a deficient number, because the sum of its proper divisors (54683991) is less than itself. Its deficiency is 100564818

Bases of 155248809

Binary: 1001010000001110100010101001₂
Hexadecimal: 0x940E8A9
Base-36: 2KFIQX

Squares and roots of 155248809

155248809 squared (155248809²) is 24102192695918481
155248809 cubed (155248809³) is 3741836710329843336339129
The square root of 155248809 is 12459.8880011017
The cube root of 155248809 is 537.4558062817

Scales and comparisons

How big is 155248809?

155,248,809 seconds is equal to 4 years, 48 weeks, 4 days, 20 hours, 40 minutes, 9 seconds.
To count from 1 to 155,248,809 would take you about seven 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 155248809 cubic inches would be around 44.8 feet tall.

Recreational maths with 155248809

155248809 backwards is 908842551
The number of decimal digits it has is: 9
The sum of 155248809's digits is 42
More coming soon!

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The information we have on file for 155248809 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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