142329990
142,329,990 is an even composite number composed of six prime numbers multiplied together.
142329990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 142329990:
2 × 3 × 5 × 11 × 31 × 13913
See below for interesting mathematical facts about the number 142329990 from the Numbermatics database.
Names of 142329990
- Cardinal: 142329990 can be written as One hundred forty-two million, three hundred twenty-nine thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.4232999 × 108
Factors of 142329990
Divisors of 142329990
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 5 6 10 11 15 22 30 31 33 55 62 66 93 110 155 165 186 310 330 341 465 682 930 1023 1705 2046 3410 5115 10230 13913 27826 41739 69565 83478 139130 153043 208695 306086 417390 431303 459129 765215 862606 918258 1293909 1530430 2156515 2295645 2587818 4313030 4591290 4744333 6469545 9488666 12939090 14232999 23721665 28465998 47443330 71164995 142329990
- Sum of all divisors σ(n): 384694272
- Sum of proper divisors (its aliquot sum) s(n): 242364282
- 142329990 is an abundant number, because the sum of its proper divisors (242364282) is greater than itself. Its abundance is 100034292
Bases of 142329990
- Binary: 10000111101111001000100001102
- Hexadecimal: 0x87BC886
- Base-36: 2CQMIU
Squares and roots of 142329990
- 142329990 squared (1423299902) is 20257826053400100
- 142329990 cubed (1423299903) is 2883296179602175698999000
-
The
square root of 142329990 is 11930.2133258377 -
The
cube root of 142329990 is 522.1141615521
Scales and comparisons
How big is 142329990?- 142,329,990 seconds is equal to 4 years, 27 weeks, 2 days, 8 hours, 6 minutes, 30 seconds.
-
To count from 1 to 142,329,990 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 142329990 cubic inches would be around 43.5 feet tall.
Recreational maths with 142329990
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