142395825
142,395,825 is an odd composite number composed of six prime numbers multiplied together.
142395825 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 142395825:
3 × 52 × 112 × 13 × 17 × 71
(3 × 5 × 5 × 11 × 11 × 13 × 17 × 71)See below for interesting mathematical facts about the number 142395825 from the Numbermatics database.
Names of 142395825
- Cardinal: 142395825 can be written as One hundred forty-two million, three hundred ninety-five thousand, eight hundred twenty-five.
Scientific notation
- Scientific notation: 1.42395825 × 108
Factors of 142395825
Divisors of 142395825
- Number of divisors d(n): 144
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Complete list of divisors:
1 3 5 11 13 15 17 25 33 39 51 55 65 71 75 85 121 143 165 187 195 213 221 255 275 325 355 363 425 429 561 605 663 715 781 825 923 935 975 1065 1105 1207 1275 1573 1775 1815 2057 2145 2343 2431 2769 2805 3025 3315 3575 3621 3905 4615 4675 4719 5325 5525 6035 6171 7293 7865 8591 9075 10153 10285 10725 11715 12155 13277 13845 14025 15691 16575 18105 19525 23075 23595 25773 26741 30175 30459 30855 36465 39325 39831 42955 47073 50765 51425 58575 60775 66385 69225 78455 80223 90525 111683 117975 128865 133705 146047 152295 154275 172601 182325 199155 214775 235365 253825 331925 335049 392275 401115 438141 517803 558415 644325 668525 730235 761475 863005 995775 1176825 1675245 1898611 2005575 2190705 2589015 2792075 3651175 4315025 5695833 8376225 9493055 10953525 12945075 28479165 47465275 142395825
- Sum of all divisors σ(n): 299230848
- Sum of proper divisors (its aliquot sum) s(n): 156835023
- 142395825 is an abundant number, because the sum of its proper divisors (156835023) is greater than itself. Its abundance is 14439198
Bases of 142395825
- Binary: 10000111110011001001101100012
- Hexadecimal: 0x87CC9B1
- Base-36: 2CS1BL
Squares and roots of 142395825
- 142395825 squared (1423958252) is 20276570977430625
- 142395825 cubed (1423958253) is 2887299052502290227140625
-
The
square root of 142395825 is 11932.9721779613 -
The
cube root of 142395825 is 522.1946507667
Scales and comparisons
How big is 142395825?- 142,395,825 seconds is equal to 4 years, 27 weeks, 3 days, 2 hours, 23 minutes, 45 seconds.
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To count from 1 to 142,395,825 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 142395825 cubic inches would be around 43.5 feet tall.
Recreational maths with 142395825
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