140821

140,821 is an odd composite number composed of two prime numbers multiplied together.

What does the number 140821 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

140821 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 140821:

53 × 2657

See below for interesting mathematical facts about the number 140821 from the Numbermatics database.

Names of 140821

Cardinal: 140821 can be written as One hundred forty thousand, eight hundred twenty-one.

Scientific notation

Scientific notation: 1.40821 × 10⁵

Factors of 140821

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 2710

Divisors of 140821

Number of divisors d(n): 4
Complete list of divisors:
1 53 2657 140821
Sum of all divisors σ(n): 143532
Sum of proper divisors (its aliquot sum) s(n): 2711
140821 is a deficient number, because the sum of its proper divisors (2711) is less than itself. Its deficiency is 138110

Bases of 140821

Binary: 100010011000010101₂
Hexadecimal: 0x22615
Base-36: 30NP

Squares and roots of 140821

140821 squared (140821²) is 19830554041
140821 cubed (140821³) is 2792558450607661
The square root of 140821 is 375.2612423365
The cube root of 140821 is 52.0262441489

Scales and comparisons

How big is 140821?

140,821 seconds is equal to 1 day, 15 hours, 7 minutes, 1 second.
To count from 1 to 140,821 would take you about fifteen hours.

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 140821 cubic inches would be around 4.3 feet tall.

Recreational maths with 140821

140821 backwards is 128041
The number of decimal digits it has is: 6
The sum of 140821's digits is 16
More coming soon!

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The information we have on file for 140821 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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