149450721

149,450,721 is an odd composite number composed of five prime numbers multiplied together.

What does the number 149450721 look like?

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

149450721 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 149450721:

3 × 7 × 31 × 173 × 1327

See below for interesting mathematical facts about the number 149450721 from the Numbermatics database.

Names of 149450721

Cardinal: 149450721 can be written as One hundred forty-nine million, four hundred fifty thousand, seven hundred twenty-one.

Scientific notation

Scientific notation: 1.49450721 × 10⁸

Factors of 149450721

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 1541

Divisors of 149450721

Number of divisors d(n): 32
Complete list of divisors:
1 3 7 21 31 93 173 217 519 651 1211 1327 3633 3981 5363 9289 16089 27867 37541 41137 112623 123411 229571 287959 688713 863877 1606997 4820991 7116701 21350103 49816907 149450721
Sum of all divisors σ(n): 236617728
Sum of proper divisors (its aliquot sum) s(n): 87167007
149450721 is a deficient number, because the sum of its proper divisors (87167007) is less than itself. Its deficiency is 62283714

Bases of 149450721

Binary: 1000111010000110111111100001₂
Hexadecimal: 0x8E86FE1
Base-36: 2GZ8WX

Squares and roots of 149450721

149450721 squared (149450721²) is 22335518007419841
149450721 cubed (149450721³) is 3338059270117378587155361
The square root of 149450721 is 12225.0039263797
The cube root of 149450721 is 530.6799401911

Scales and comparisons

How big is 149450721?

149,450,721 seconds is equal to 4 years, 39 weeks, 18 hours, 5 minutes, 21 seconds.
To count from 1 to 149,450,721 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 149450721 cubic inches would be around 44.2 feet tall.

Recreational maths with 149450721

149450721 backwards is 127054941
The number of decimal digits it has is: 9
The sum of 149450721's digits is 33
More coming soon!

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The information we have on file for 149450721 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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