145138
145,138 is an even composite number composed of three prime numbers multiplied together.
145138 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.
Prime factorization of 145138:
2 × 72 × 1481
(2 × 7 × 7 × 1481)See below for interesting mathematical facts about the number 145138 from the Numbermatics database.
Names of 145138
- Cardinal: 145138 can be written as One hundred forty-five thousand, one hundred thirty-eight.
Scientific notation
- Scientific notation: 1.45138 × 105
Factors of 145138
Divisors of 145138
Bases of 145138
- Binary: 1000110110111100102
- Hexadecimal: 0x236F2
- Base-36: 33ZM
Squares and roots of 145138
- 145138 squared (1451382) is 21065039044
- 145138 cubed (1451383) is 3057337636768072
-
The
square root of 145138 is 380.9698150771 -
The
cube root of 145138 is 52.5525399951
Scales and comparisons
How big is 145138?- 145,138 seconds is equal to 1 day, 16 hours, 18 minutes, 58 seconds.
-
To count from 1 to 145,138 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 145138 cubic inches would be around 4.4 feet tall.
Recreational maths with 145138
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