381429888
381,429,888 is an even composite number composed of five prime numbers multiplied together.
381429888 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 381429888:
27 × 3 × 7 × 41 × 3461
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 41 × 3461)See below for interesting mathematical facts about the number 381429888 from the Numbermatics database.
Names of 381429888
- Cardinal: 381429888 can be written as Three hundred eighty-one million, four hundred twenty-nine thousand, eight hundred eighty-eight.
Scientific notation
- Scientific notation: 3.81429888 × 108
Factors of 381429888
Divisors of 381429888
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 41 42 48 56 64 82 84 96 112 123 128 164 168 192 224 246 287 328 336 384 448 492 574 656 672 861 896 984 1148 1312 1344 1722 1968 2296 2624 2688 3444 3461 3936 4592 5248 6888 6922 7872 9184 10383 13776 13844 15744 18368 20766 24227 27552 27688 36736 41532 48454 55104 55376 72681 83064 96908 110208 110752 141901 145362 166128 193816 221504 283802 290724 332256 387632 425703 443008 567604 581448 664512 775264 851406 993307 1135208 1162896 1329024 1550528 1702812 1986614 2270416 2325792 2979921 3101056 3405624 3973228 4540832 4651584 5959842 6811248 7946456 9081664 9303168 11919684 13622496 15892912 18163328 23839368 27244992 31785824 47678736 54489984 63571648 95357472 127143296 190714944 381429888
- Sum of all divisors σ(n): 1186496640
- Sum of proper divisors (its aliquot sum) s(n): 805066752
- 381429888 is an abundant number, because the sum of its proper divisors (805066752) is greater than itself. Its abundance is 423636864
Bases of 381429888
- Binary: 101101011110000101000100000002
- Hexadecimal: 0x16BC2880
- Base-36: 6B3D6O
Squares and roots of 381429888
- 381429888 squared (3814298882) is 145488759459692544
- 381429888 cubed (3814298883) is 55493761225969467572355072
-
The
square root of 381429888 is 19530.2301061715 -
The
cube root of 381429888 is 725.2230074173
Scales and comparisons
How big is 381429888?- 381,429,888 seconds is equal to 12 years, 6 weeks, 4 days, 16 hours, 44 minutes, 48 seconds.
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To count from 1 to 381,429,888 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 381429888 cubic inches would be around 60.4 feet tall.
Recreational maths with 381429888
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