381089394
381,089,394 is an even composite number composed of five prime numbers multiplied together.
381089394 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 381089394:
2 × 33 × 7 × 313 × 3221
(2 × 3 × 3 × 3 × 7 × 313 × 3221)See below for interesting mathematical facts about the number 381089394 from the Numbermatics database.
Names of 381089394
- Cardinal: 381089394 can be written as Three hundred eighty-one million, eighty-nine thousand, three hundred ninety-four.
Scientific notation
- Scientific notation: 3.81089394 × 108
Factors of 381089394
Divisors of 381089394
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 313 378 626 939 1878 2191 2817 3221 4382 5634 6442 6573 8451 9663 13146 16902 19326 19719 22547 28989 39438 45094 57978 59157 67641 86967 118314 135282 173934 202923 405846 608769 1008173 1217538 2016346 3024519 6049038 7057211 9073557 14114422 18147114 21171633 27220671 42343266 54441342 63514899 127029798 190544697 381089394
- Sum of all divisors σ(n): 971239680
- Sum of proper divisors (its aliquot sum) s(n): 590150286
- 381089394 is an abundant number, because the sum of its proper divisors (590150286) is greater than itself. Its abundance is 209060892
Bases of 381089394
- Binary: 101101011011011110110011100102
- Hexadecimal: 0x16B6F672
- Base-36: 6AW2GI
Squares and roots of 381089394
- 381089394 squared (3810893942) is 145229126219287236
- 381089394 cubed (3810893943) is 55345279702057683879174984
-
The
square root of 381089394 is 19521.5110583171 -
The
cube root of 381089394 is 725.0071463425
Scales and comparisons
How big is 381089394?- 381,089,394 seconds is equal to 12 years, 6 weeks, 18 hours, 9 minutes, 54 seconds.
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To count from 1 to 381,089,394 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 381089394 cubic inches would be around 60.4 feet tall.
Recreational maths with 381089394
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