385561728
385,561,728 is an even composite number composed of four prime numbers multiplied together.
385561728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 385561728:
27 × 33 × 29 × 3847
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 29 × 3847)See below for interesting mathematical facts about the number 385561728 from the Numbermatics database.
Names of 385561728
- Cardinal: 385561728 can be written as Three hundred eighty-five million, five hundred sixty-one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 3.85561728 × 108
Factors of 385561728
Divisors of 385561728
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 29 32 36 48 54 58 64 72 87 96 108 116 128 144 174 192 216 232 261 288 348 384 432 464 522 576 696 783 864 928 1044 1152 1392 1566 1728 1856 2088 2784 3132 3456 3712 3847 4176 5568 6264 7694 8352 11136 11541 12528 15388 16704 23082 25056 30776 33408 34623 46164 50112 61552 69246 92328 100224 103869 111563 123104 138492 184656 207738 223126 246208 276984 334689 369312 415476 446252 492416 553968 669378 738624 830952 892504 1004067 1107936 1338756 1477248 1661904 1785008 2008134 2215872 2677512 3012201 3323808 3570016 4016268 4431744 5355024 6024402 6647616 7140032 8032536 10710048 12048804 13295232 14280064 16065072 21420096 24097608 32130144 42840192 48195216 64260288 96390432 128520576 192780864 385561728
- Sum of all divisors σ(n): 1177488000
- Sum of proper divisors (its aliquot sum) s(n): 791926272
- 385561728 is an abundant number, because the sum of its proper divisors (791926272) is greater than itself. Its abundance is 406364544
Bases of 385561728
- Binary: 101101111101100110100100000002
- Hexadecimal: 0x16FB3480
- Base-36: 6DJXC0
Squares and roots of 385561728
- 385561728 squared (3855617282) is 148657846098345984
- 385561728 cubed (3855617283) is 57316776022436335532900352
-
The
square root of 385561728 is 19635.7258078229 -
The
cube root of 385561728 is 727.8322682447
Scales and comparisons
How big is 385561728?- 385,561,728 seconds is equal to 12 years, 13 weeks, 3 days, 12 hours, 28 minutes, 48 seconds.
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To count from 1 to 385,561,728 would take you about eighteen 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 385561728 cubic inches would be around 60.7 feet tall.
Recreational maths with 385561728
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The information we have on file for 385561728 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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