142985750
142,985,750 is an even composite number composed of five prime numbers multiplied together.
142985750 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 142985750:
2 × 53 × 43 × 47 × 283
(2 × 5 × 5 × 5 × 43 × 47 × 283)See below for interesting mathematical facts about the number 142985750 from the Numbermatics database.
Names of 142985750
- Cardinal: 142985750 can be written as One hundred forty-two million, nine hundred eighty-five thousand, seven hundred fifty.
Scientific notation
- Scientific notation: 1.4298575 × 108
Factors of 142985750
Divisors of 142985750
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 5 10 25 43 47 50 86 94 125 215 235 250 283 430 470 566 1075 1175 1415 2021 2150 2350 2830 4042 5375 5875 7075 10105 10750 11750 12169 13301 14150 20210 24338 26602 35375 50525 60845 66505 70750 101050 121690 133010 252625 304225 332525 505250 571943 608450 665050 1143886 1521125 1662625 2859715 3042250 3325250 5719430 14298575 28597150 71492875 142985750
- Sum of all divisors σ(n): 280710144
- Sum of proper divisors (its aliquot sum) s(n): 137724394
- 142985750 is a deficient number, because the sum of its proper divisors (137724394) is less than itself. Its deficiency is 5261356
Bases of 142985750
- Binary: 10001000010111001010000101102
- Hexadecimal: 0x885CA16
- Base-36: 2D4OIE
Squares and roots of 142985750
- 142985750 squared (1429857502) is 20444924703062500
- 142985750 cubed (1429857503) is 2923332892360918859375000
-
The
square root of 142985750 is 11957.6649058251 -
The
cube root of 142985750 is 522.9147824747
Scales and comparisons
How big is 142985750?- 142,985,750 seconds is equal to 4 years, 28 weeks, 2 days, 22 hours, 15 minutes, 50 seconds.
-
To count from 1 to 142,985,750 would take you about six 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 142985750 cubic inches would be around 43.6 feet tall.
Recreational maths with 142985750
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