145140

145,140 is an even composite number composed of five prime numbers multiplied together.

What does the number 145140 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

145140 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 145140:

2² × 3 × 5 × 41 × 59

(2 × 2 × 3 × 5 × 41 × 59)

See below for interesting mathematical facts about the number 145140 from the Numbermatics database.

Names of 145140

Cardinal: 145140 can be written as One hundred forty-five thousand, one hundred forty.

Scientific notation

Scientific notation: 1.4514 × 10⁵

Factors of 145140

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 110

Divisors of 145140

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 10 12 15 20 30 41 59 60 82 118 123 164 177 205 236 246 295 354 410 492 590 615 708 820 885 1180 1230 1770 2419 2460 3540 4838 7257 9676 12095 14514 24190 29028 36285 48380 72570 145140
Sum of all divisors σ(n): 423360
Sum of proper divisors (its aliquot sum) s(n): 278220
145140 is an abundant number, because the sum of its proper divisors (278220) is greater than itself. Its abundance is 133080

Bases of 145140

Binary: 100011011011110100₂
Hexadecimal: 0x236F4
Base-36: 33ZO

Squares and roots of 145140

145140 squared (145140²) is 21065619600
145140 cubed (145140³) is 3057464028744000
The square root of 145140 is 380.9724399481
The cube root of 145140 is 52.5527813851

Scales and comparisons

How big is 145140?

145,140 seconds is equal to 1 day, 16 hours, 19 minutes.
To count from 1 to 145,140 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 145140 cubic inches would be around 4.4 feet tall.

Recreational maths with 145140

145140 backwards is 041541
145140 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 145140's digits is 15
More coming soon!

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The information we have on file for 145140 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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