385138688
385,138,688 is an even composite number composed of three prime numbers multiplied together.
385138688 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 385138688:
214 × 11 × 2137
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 11 × 2137)See below for interesting mathematical facts about the number 385138688 from the Numbermatics database.
Names of 385138688
- Cardinal: 385138688 can be written as Three hundred eighty-five million, one hundred thirty-eight thousand, six hundred eighty-eight.
Scientific notation
- Scientific notation: 3.85138688 × 108
Factors of 385138688
Divisors of 385138688
- Number of divisors d(n): 60
-
Complete list of divisors:
1 2 4 8 11 16 22 32 44 64 88 128 176 256 352 512 704 1024 1408 2048 2137 2816 4096 4274 5632 8192 8548 11264 16384 17096 22528 23507 34192 45056 47014 68384 90112 94028 136768 180224 188056 273536 376112 547072 752224 1094144 1504448 2188288 3008896 4376576 6017792 8753152 12035584 17506304 24071168 35012608 48142336 96284672 192569344 385138688
- Sum of all divisors σ(n): 840670152
- Sum of proper divisors (its aliquot sum) s(n): 455531464
- 385138688 is an abundant number, because the sum of its proper divisors (455531464) is greater than itself. Its abundance is 70392776
Bases of 385138688
- Binary: 101101111010011000000000000002
- Hexadecimal: 0x16F4C000
- Base-36: 6DAUWW
Squares and roots of 385138688
- 385138688 squared (3851386882) is 148331808994361344
- 385138688 cubed (3851386883) is 57128318304754927426076672
-
The
square root of 385138688 is 19624.9506496195 -
The
cube root of 385138688 is 727.5659772553
Scales and comparisons
How big is 385138688?- 385,138,688 seconds is equal to 12 years, 12 weeks, 5 days, 14 hours, 58 minutes, 8 seconds.
-
To count from 1 to 385,138,688 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 385138688 cubic inches would be around 60.6 feet tall.
Recreational maths with 385138688
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