145642

145,642 is an even composite number composed of four prime numbers multiplied together.

What does the number 145642 look like?

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

145642 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 145642:

2 × 7 × 101 × 103

See below for interesting mathematical facts about the number 145642 from the Numbermatics database.

Names of 145642

Cardinal: 145642 can be written as One hundred forty-five thousand, six hundred forty-two.

Scientific notation

Scientific notation: 1.45642 × 10⁵

Factors of 145642

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 213

Divisors of 145642

Number of divisors d(n): 16
Complete list of divisors:
1 2 7 14 101 103 202 206 707 721 1414 1442 10403 20806 72821 145642
Sum of all divisors σ(n): 254592
Sum of proper divisors (its aliquot sum) s(n): 108950
145642 is a deficient number, because the sum of its proper divisors (108950) is less than itself. Its deficiency is 36692

Bases of 145642

Binary: 100011100011101010₂
Hexadecimal: 0x238EA
Base-36: 34DM

Squares and roots of 145642

145642 squared (145642²) is 21211592164
145642 cubed (145642³) is 3089298705949288
The square root of 145642 is 381.6307115525
The cube root of 145642 is 52.6133002843

Scales and comparisons

How big is 145642?

145,642 seconds is equal to 1 day, 16 hours, 27 minutes, 22 seconds.
To count from 1 to 145,642 would take you about sixteen 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 145642 cubic inches would be around 4.4 feet tall.

Recreational maths with 145642

145642 backwards is 246541
The number of decimal digits it has is: 6
The sum of 145642's digits is 22
More coming soon!

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The information we have on file for 145642 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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