142299885
142,299,885 is an odd composite number composed of six prime numbers multiplied together.
142299885 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 142299885:
3 × 5 × 7 × 13 × 61 × 1709
See below for interesting mathematical facts about the number 142299885 from the Numbermatics database.
Names of 142299885
- Cardinal: 142299885 can be written as One hundred forty-two million, two hundred ninety-nine thousand, eight hundred eighty-five.
Scientific notation
- Scientific notation: 1.42299885 × 108
Factors of 142299885
Divisors of 142299885
- Number of divisors d(n): 64
-
Complete list of divisors:
1 3 5 7 13 15 21 35 39 61 65 91 105 183 195 273 305 427 455 793 915 1281 1365 1709 2135 2379 3965 5127 5551 6405 8545 11895 11963 16653 22217 25635 27755 35889 59815 66651 83265 104249 111085 155519 179445 312747 333255 466557 521245 729743 777595 1355237 1563735 2189229 2332785 3648715 4065711 6776185 9486659 10946145 20328555 28459977 47433295 142299885
- Sum of all divisors σ(n): 284981760
- Sum of proper divisors (its aliquot sum) s(n): 142681875
- 142299885 is an abundant number, because the sum of its proper divisors (142681875) is greater than itself. Its abundance is 381990
Bases of 142299885
- Binary: 10000111101101010010111011012
- Hexadecimal: 0x87B52ED
- Base-36: 2CPZAL
Squares and roots of 142299885
- 142299885 squared (1422998852) is 20249257271013225
- 142299885 cubed (1422998853) is 2881466981000595750979125
-
The
square root of 142299885 is 11928.9515465527 -
The
cube root of 142299885 is 522.0773472091
Scales and comparisons
How big is 142299885?- 142,299,885 seconds is equal to 4 years, 27 weeks, 1 day, 23 hours, 44 minutes, 45 seconds.
-
To count from 1 to 142,299,885 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 142299885 cubic inches would be around 43.5 feet tall.
Recreational maths with 142299885
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