142251312
142,251,312 is an even composite number composed of five prime numbers multiplied together.
142251312 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 142251312:
24 × 3 × 72 × 31 × 1951
(2 × 2 × 2 × 2 × 3 × 7 × 7 × 31 × 1951)See below for interesting mathematical facts about the number 142251312 from the Numbermatics database.
Names of 142251312
- Cardinal: 142251312 can be written as One hundred forty-two million, two hundred fifty-one thousand, three hundred twelve.
Scientific notation
- Scientific notation: 1.42251312 × 108
Factors of 142251312
Divisors of 142251312
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 31 42 48 49 56 62 84 93 98 112 124 147 168 186 196 217 248 294 336 372 392 434 496 588 651 744 784 868 1176 1302 1488 1519 1736 1951 2352 2604 3038 3472 3902 4557 5208 5853 6076 7804 9114 10416 11706 12152 13657 15608 18228 23412 24304 27314 31216 36456 40971 46824 54628 60481 72912 81942 93648 95599 109256 120962 163884 181443 191198 218512 241924 286797 327768 362886 382396 423367 483848 573594 655536 725772 764792 846734 967696 1147188 1270101 1451544 1529584 1693468 2294376 2540202 2903088 2963569 3386936 4588752 5080404 5927138 6773872 8890707 10160808 11854276 17781414 20321616 23708552 35562828 47417104 71125656 142251312
- Sum of all divisors σ(n): 441495552
- Sum of proper divisors (its aliquot sum) s(n): 299244240
- 142251312 is an abundant number, because the sum of its proper divisors (299244240) is greater than itself. Its abundance is 156992928
Bases of 142251312
- Binary: 10000111101010010101001100002
- Hexadecimal: 0x87A9530
- Base-36: 2COXTC
Squares and roots of 142251312
- 142251312 squared (1422513122) is 20235435765721344
- 142251312 cubed (1422513123) is 2878517286565585810403328
-
The
square root of 142251312 is 11926.9154436509 -
The
cube root of 142251312 is 522.0179380515
Scales and comparisons
How big is 142251312?- 142,251,312 seconds is equal to 4 years, 27 weeks, 1 day, 10 hours, 15 minutes, 12 seconds.
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To count from 1 to 142,251,312 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 142251312 cubic inches would be around 43.5 feet tall.
Recreational maths with 142251312
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