381681345920
381,681,345,920 is an even composite number composed of five prime numbers multiplied together.
381681345920 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 381681345920:
27 × 5 × 7 × 41 × 2077969
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 41 × 2077969)See below for interesting mathematical facts about the number 381681345920 from the Numbermatics database.
Names of 381681345920
- Cardinal: 381681345920 can be written as Three hundred eighty-one billion, six hundred eighty-one million, three hundred forty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.8168134592 × 1011
Factors of 381681345920
Divisors of 381681345920
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 32 35 40 41 56 64 70 80 82 112 128 140 160 164 205 224 280 287 320 328 410 448 560 574 640 656 820 896 1120 1148 1312 1435 1640 2240 2296 2624 2870 3280 4480 4592 5248 5740 6560 9184 11480 13120 18368 22960 26240 36736 45920 91840 183680 2077969 4155938 8311876 10389845 14545783 16623752 20779690 29091566 33247504 41559380 58183132 66495008 72728915 83118760 85196729 116366264 132990016 145457830 166237520 170393458 232732528 265980032 290915660 332475040 340786916 425983645 465465056 581831320 596377103 664950080 681573832 851967290 930930112 1163662640 1192754206 1329900160 1363147664 1703934580 1861860224 2327325280 2385508412 2726295328 2981885515 3407869160 4654650560 4771016824 5452590656 5963771030 6815738320 9309301120 9542033648 10905181312 11927542060 13631476640 19084067296 23855084120 27262953280 38168134592 47710168240 54525906560 76336269184 95420336480 190840672960 381681345920
- Sum of all divisors σ(n): 1068242817600
- Sum of proper divisors (its aliquot sum) s(n): 686561471680
- 381681345920 is an abundant number, because the sum of its proper divisors (686561471680) is greater than itself. Its abundance is 304880125760
Bases of 381681345920
- Binary: 1011000110111011111101100100101100000002
- Hexadecimal: 0x58DDFB2580
- Base-36: 4VCB7VCW
Squares and roots of 381681345920
- 381681345920 squared (3816813459202) is 145680649823302700646400
- 381681345920 cubed (3816813459203) is 55603586499058384962288806002688000
-
The
square root of 381681345920 is 617803.6467357569 -
The
cube root of 381681345920 is 7253.8234033365
Scales and comparisons
How big is 381681345920?- 381,681,345,920 seconds is equal to 12,136 years, 14 weeks, 6 days, 4 hours, 5 minutes, 20 seconds.
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To count from 1 to 381,681,345,920 would take you about twenty-four thousand, two hundred seventy-two 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 381681345920 cubic inches would be around 604.5 feet tall.
Recreational maths with 381681345920
- 381681345920 backwards is 029543186183
- The number of decimal digits it has is: 12
- The sum of 381681345920's digits is 50
- More coming soon!
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