51389280
51,389,280 is an even composite number composed of five prime numbers multiplied together.
51389280 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 51389280:
25 × 32 × 5 × 127 × 281
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 127 × 281)See below for interesting mathematical facts about the number 51389280 from the Numbermatics database.
Names of 51389280
- Cardinal: 51389280 can be written as Fifty-one million, three hundred eighty-nine thousand, two hundred eighty.
Scientific notation
- Scientific notation: 5.138928 × 107
Factors of 51389280
Divisors of 51389280
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 120 127 144 160 180 240 254 281 288 360 381 480 508 562 635 720 762 843 1016 1124 1143 1270 1405 1440 1524 1686 1905 2032 2248 2286 2529 2540 2810 3048 3372 3810 4064 4215 4496 4572 5058 5080 5620 5715 6096 6744 7620 8430 8992 9144 10116 10160 11240 11430 12192 12645 13488 15240 16860 18288 20232 20320 22480 22860 25290 26976 30480 33720 35687 36576 40464 44960 45720 50580 60960 67440 71374 80928 91440 101160 107061 134880 142748 178435 182880 202320 214122 285496 321183 356870 404640 428244 535305 570992 642366 713740 856488 1070610 1141984 1284732 1427480 1605915 1712976 2141220 2569464 2854960 3211830 3425952 4282440 5138928 5709920 6423660 8564880 10277856 12847320 17129760 25694640 51389280
- Sum of all divisors σ(n): 177375744
- Sum of proper divisors (its aliquot sum) s(n): 125986464
- 51389280 is an abundant number, because the sum of its proper divisors (125986464) is greater than itself. Its abundance is 74597184
Bases of 51389280
- Binary: 110001000000100011011000002
- Hexadecimal: 0x3102360
- Base-36: ULG80
Squares and roots of 51389280
- 51389280 squared (513892802) is 2640858098918400
- 51389280 cubed (513892803) is 135711796285585354752000
-
The
square root of 51389280 is 7168.6316685961 -
The
cube root of 51389280 is 371.7841272675
Scales and comparisons
How big is 51389280?- 51,389,280 seconds is equal to 1 year, 32 weeks, 6 days, 18 hours, 48 minutes.
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To count from 1 to 51,389,280 would take you about 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 51389280 cubic inches would be around 31 feet tall.
Recreational maths with 51389280
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The information we have on file for 51389280 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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