428081250
428,081,250 is an even composite number composed of five prime numbers multiplied together.
428081250 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 428081250:
2 × 3 × 55 × 172 × 79
(2 × 3 × 5 × 5 × 5 × 5 × 5 × 17 × 17 × 79)See below for interesting mathematical facts about the number 428081250 from the Numbermatics database.
Names of 428081250
- Cardinal: 428081250 can be written as Four hundred twenty-eight million, eighty-one thousand, two hundred fifty.
Scientific notation
- Scientific notation: 4.2808125 × 108
Factors of 428081250
Divisors of 428081250
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 5 6 10 15 17 25 30 34 50 51 75 79 85 102 125 150 158 170 237 250 255 289 375 395 425 474 510 578 625 750 790 850 867 1185 1250 1275 1343 1445 1734 1875 1975 2125 2370 2550 2686 2890 3125 3750 3950 4029 4250 4335 5925 6250 6375 6715 7225 8058 8670 9375 9875 10625 11850 12750 13430 14450 18750 19750 20145 21250 21675 22831 29625 31875 33575 36125 40290 43350 45662 49375 53125 59250 63750 67150 68493 72250 98750 100725 106250 108375 114155 136986 148125 159375 167875 180625 201450 216750 228310 246875 296250 318750 335750 342465 361250 493750 503625 541875 570775 684930 740625 839375 903125 1007250 1083750 1141550 1481250 1678750 1712325 1806250 2518125 2709375 2853875 3424650 4196875 5036250 5418750 5707750 8393750 8561625 12590625 14269375 17123250 25181250 28538750 42808125 71346875 85616250 142693750 214040625 428081250
- Sum of all divisors σ(n): 1151176320
- Sum of proper divisors (its aliquot sum) s(n): 723095070
- 428081250 is an abundant number, because the sum of its proper divisors (723095070) is greater than itself. Its abundance is 295013820
Bases of 428081250
- Binary: 110011000010000000000011000102
- Hexadecimal: 0x19840062
- Base-36: 72V9LU
Squares and roots of 428081250
- 428081250 squared (4280812502) is 183253556601562500
- 428081250 cubed (4280812503) is 78447411576942626953125000
-
The
square root of 428081250 is 20690.1244558847 -
The
cube root of 428081250 is 753.6598890101
Scales and comparisons
How big is 428081250?- 428,081,250 seconds is equal to 13 years, 31 weeks, 5 days, 15 hours, 27 minutes, 30 seconds.
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To count from 1 to 428,081,250 would take you about twenty 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 428081250 cubic inches would be around 62.8 feet tall.
Recreational maths with 428081250
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