28742638727399040
28,742,638,727,399,040 is an even composite number composed of five prime numbers multiplied together.
28742638727399040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 28742638727399040:
27 × 32 × 5 × 127 × 39291664927
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 127 × 39291664927)See below for interesting mathematical facts about the number 28742638727399040 from the Numbermatics database.
Names of 28742638727399040
- Cardinal: 28742638727399040 can be written as Twenty-eight quadrillion, seven hundred forty-two trillion, six hundred thirty-eight billion, seven hundred twenty-seven million, three hundred ninety-nine thousand and forty.
Scientific notation
- Scientific notation: 2.874263872739904 × 1016
Factors of 28742638727399040
- Number of distinct prime factors ω(n): 5
- Total number of prime factors Ω(n): 12
- Sum of prime factors: 39291665064
Divisors of 28742638727399040
- Number of divisors d(n): 192
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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 64 72 80 90 96 120 127 128 144 160 180 192 240 254 288 320 360 381 384 480 508 576 635 640 720 762 960 1016 1143 1152 1270 1440 1524 1905 1920 2032 2286 2540 2880 3048 3810 4064 4572 5080 5715 5760 6096 7620 8128 9144 10160 11430 12192 15240 16256 18288 20320 22860 24384 30480 36576 40640 45720 48768 60960 73152 81280 91440 121920 146304 182880 243840 365760 731520 39291664927 78583329854 117874994781 157166659708 196458324635 235749989562 314333319416 353624984343 392916649270 471499979124 589374973905 628666638832 707249968686 785833298540 942999958248 1178749947810 1257333277664 1414499937372 1571666597080 1768124921715 1885999916496 2357499895620 2514666555328 2828999874744 3143333194160 3536249843430 3771999832992 4714999791240 4990041445729 5029333110656 5657999749488 6286666388320 7072499686860 7543999665984 9429999582480 9980082891458 11315999498976 12573332776640 14144999373720 14970124337187 15087999331968 18859999164960 19960165782916 22631998997952 24950207228645 25146665553280 28289998747440 29940248674374 37719998329920 39920331565832 44910373011561 45263997995904 49900414457290 56579997494880 59880497348748 74850621685935 75439996659840 79840663131664 89820746023122 99800828914580 113159994989760 119760994697496 149701243371870 159681326263328 179641492046244 199601657829160 224551865057805 226319989979520 239521989394992 299402486743740 319362652526656 359282984092488 399203315658320 449103730115610 479043978789984 598804973487480 638725305053312 718565968184976 798406631316640 898207460231220 958087957579968 1197609946974960 1437131936369952 1596813262633280 1796414920462440 1916175915159936 2395219893949920 2874263872739904 3193626525266560 3592829840924880 4790439787899840 5748527745479808 7185659681849760 9580879575799680 14371319363699520 28742638727399040
- Sum of all divisors σ(n): 100033435573493760
- Sum of proper divisors (its aliquot sum) s(n): 71290796846094720
- 28742638727399040 is an abundant number, because the sum of its proper divisors (71290796846094720) is greater than itself. Its abundance is 42548158118695680
Bases of 28742638727399040
- Binary: 11001100001110101000111000100110100000100000110100000002
- Hexadecimal: 0x661D4713410680
- Base-36: 7V0EXY1CPS0
Squares and roots of 28742638727399040
- 28742638727399040 squared (287426387273990402) is 826139281013779105644403392921600
- 28742638727399040 cubed (287426387273990403) is 23745422892692245761213991666514920564714635264000
-
The
square root of 28742638727399040 is 169536540.9798107211 -
The
cube root of 28742638727399040 is 306320.1354599625
Scales and comparisons
How big is 28742638727399040?- 28,742,638,727,399,040 seconds is equal to 913,927,004 years, 37 weeks, 6 hours, 24 minutes.
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To count from 1 to 28,742,638,727,399,040 would take you about two billion, seven hundred forty-one million, seven hundred eighty-one thousand and fourteen 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 28742638727399040 cubic inches would be around 25526.7 feet tall.
Recreational maths with 28742638727399040
- 28742638727399040 backwards is 04099372783624782
- The number of decimal digits it has is: 17
- The sum of 28742638727399040's digits is 81
- More coming soon!
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