142856168
142,856,168 is an even composite number composed of five prime numbers multiplied together.
142856168 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 142856168:
23 × 72 × 13 × 172 × 97
(2 × 2 × 2 × 7 × 7 × 13 × 17 × 17 × 97)See below for interesting mathematical facts about the number 142856168 from the Numbermatics database.
Names of 142856168
- Cardinal: 142856168 can be written as One hundred forty-two million, eight hundred fifty-six thousand, one hundred sixty-eight.
Scientific notation
- Scientific notation: 1.42856168 × 108
Factors of 142856168
Divisors of 142856168
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 4 7 8 13 14 17 26 28 34 49 52 56 68 91 97 98 104 119 136 182 194 196 221 238 289 364 388 392 442 476 578 637 679 728 776 833 884 952 1156 1261 1274 1358 1547 1649 1666 1768 2023 2312 2522 2548 2716 3094 3298 3332 3757 4046 4753 5044 5096 5432 6188 6596 6664 7514 8092 8827 9506 10088 10829 11543 12376 13192 14161 15028 16184 17654 19012 21437 21658 23086 26299 28033 28322 30056 35308 38024 42874 43316 46172 52598 56066 56644 61789 70616 80801 85748 86632 92344 105196 112132 113288 123578 150059 161602 171496 184093 196231 210392 224264 247156 300118 323204 364429 368186 392462 494312 600236 646408 728858 736372 784924 1050413 1200472 1373617 1457716 1472744 1569848 2100826 2551003 2747234 2915432 4201652 5102006 5494468 8403304 10204012 10988936 17857021 20408024 35714042 71428084 142856168
- Sum of all divisors σ(n): 360129420
- Sum of proper divisors (its aliquot sum) s(n): 217273252
- 142856168 is an abundant number, because the sum of its proper divisors (217273252) is greater than itself. Its abundance is 74417084
Bases of 142856168
- Binary: 10001000001111001111111010002
- Hexadecimal: 0x883CFE8
- Base-36: 2D1WIW
Squares and roots of 142856168
- 142856168 squared (1428561682) is 20407884735644224
- 142856168 cubed (1428561683) is 2915392210319826851973632
-
The
square root of 142856168 is 11952.2453120741 -
The
cube root of 142856168 is 522.7567694719
Scales and comparisons
How big is 142856168?- 142,856,168 seconds is equal to 4 years, 28 weeks, 1 day, 10 hours, 16 minutes, 8 seconds.
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To count from 1 to 142,856,168 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 142856168 cubic inches would be around 43.6 feet tall.
Recreational maths with 142856168
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