28390671720
28,390,671,720 is an even composite number composed of six prime numbers multiplied together.
28390671720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 28390671720:
23 × 37 × 5 × 192 × 29 × 31
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 19 × 19 × 29 × 31)See below for interesting mathematical facts about the number 28390671720 from the Numbermatics database.
Names of 28390671720
- Cardinal: 28390671720 can be written as Twenty-eight billion, three hundred ninety million, six hundred seventy-one thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.839067172 × 1010
Factors of 28390671720
Divisors of 28390671720
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 27 29 30 31 36 38 40 45 54 57 58 60 62 72 76 81 87 90 93 95 108 114 116 120 124 135 145 152 155 162 171 174 180 186 190 216 228 232 243 248 261 270 279 285 290 310 324 342 348 360 361 372 380 405 435 456 465 486 513 522 540 551 558 570 580 589 620 648 684 696 722 729 744 760 783 810 837 855 870 899 930 972 1026 1044 1080 1083 1102 1116 1140 1160 1178 1215 1240 1305 1368 1395 1444 1458 1539 1566 1620 1653 1674 1710 1740 1767 1798 1805 1860 1944 2052 2088 2166 2187 2204 2232 2280 2349 2356 2430 2511 2565 2610 2697 2755 2790 2888 2916 2945 3078 3132 3240 3249 3306 3348 3420 3480 3534 3596 3610 3645 3720 3915 4104 4185 4332 4374 4408 4495 4617 4698 4712 4860 4959 5022 5130 5220 5301 5394 5415 5510 5580 5832 5890 6156 6264 6498 6612 6696 6840 7047 7068 7192 7220 7290 7533 7695 7830 8091 8265 8370 8664 8748 8835 8990 9234 9396 9720 9747 9918 10044 10260 10440 10469 10602 10788 10830 10935 11020 11160 11191 11745 11780 12312 12555 12996 13224 13485 13851 14094 14136 14440 14580 14877 15066 15390 15660 15903 16182 16245 16530 16740 17081 17496 17670 17980 18468 18792 19494 19836 20088 20520 20938 21141 21204 21576 21660 21870 22040 22382 22599 23085 23490 23560 24273 24795 25110 25992 26505 26970 27702 28188 29160 29241 29754 30132 30780 31320 31407 31806 32364 32490 33060 33480 33573 34162 35235 35340 35960 36936 37665 38988 39672 40455 41553 41876 42282 42408 43320 43740 44631 44764 45198 46170 46980 47709 48546 48735 49590 50220 51243 52345 53010 53940 55404 55955 56376 58482 59508 60264 61560 62814 63423 63612 64728 64980 66120 67146 67797 68324 69255 70470 70680 72819 74385 75330 77976 79515 80910 83106 83752 84564 85405 87480 87723 89262 89528 90396 92340 93960 94221 95418 97092 97470 99180 100440 100719 102486 104690 105705 106020 107880 110808 111910 112995 116964 119016 121365 125628 126846 127224 129960 133893 134292 135594 136648 138510 140940 143127 145638 146205 148770 150660 153729 157035 159030 161820 166212 167865 169128 170810 175446 178524 180792 184680 188442 190836 194184 194940 198360 201438 204972 207765 209380 211410 212040 218457 223155 223820 225990 233928 238545 242730 251256 253692 256215 263169 267786 268584 271188 277020 281880 282663 286254 291276 292410 297540 301320 302157 307458 314070 317115 318060 323640 324539 332424 335730 338985 341620 350892 357048 364095 376884 381672 389880 401679 402876 409944 415530 418760 422820 429381 436914 438615 446310 447640 451980 461187 471105 477090 485460 503595 507384 512430 526338 535572 542376 554040 565326 572508 582552 584820 595080 604314 614916 628140 634230 636120 649078 655371 669465 671460 677970 683240 701784 715635 728190 753768 768645 789507 803358 805752 831060 845640 847989 858762 873828 877230 892620 903960 906471 922374 942210 954180 970920 973617 1007190 1024860 1052676 1071144 1092285 1130652 1145016 1169640 1205037 1208628 1229832 1256280 1268460 1288143 1298156 1310742 1315845 1338930 1342920 1355940 1383561 1413315 1431270 1456380 1510785 1537290 1579014 1606716 1622695 1662120 1695978 1717524 1747656 1754460 1785240 1812942 1844748 1884420 1908360 1947234 1966113 2008395 2014380 2049720 2105352 2146905 2184570 2261304 2305935 2410074 2417256 2536920 2543967 2576286 2596312 2621484 2631690 2677860 2711880 2719413 2767122 2826630 2862540 2912760 2920851 3021570 3074580 3158028 3213432 3245390 3276855 3391956 3435048 3508920 3625884 3689496 3768840 3894468 3932226 3947535 4016790 4028760 4150683 4239945 4293810 4369140 4532355 4611870 4820148 4868085 5087934 5152572 5242968 5263380 5355720 5438826 5534244 5653260 5725080 5841702 6025185 6043140 6149160 6316056 6440715 6490780 6553710 6783912 6917805 7251768 7631901 7788936 7864452 7895070 8033580 8158239 8301366 8479890 8587620 8738280 8762553 9064710 9223740 9640296 9736170 9830565 10175868 10305144 10526760 10877652 11068488 11306520 11683404 12050370 12086280 12452049 12719835 12881430 12981560 13107420 13597065 13835610 14604255 15263802 15728904 15790140 16067160 16316478 16602732 16959780 17175240 17525106 18129420 18447480 19472340 19661130 20351736 20753415 21755304 22895703 23366808 24100740 24474717 24904098 25439670 25762860 26214840 26287659 27194130 27671220 29208510 30527604 31580280 32632956 33205464 33919560 35050212 36258840 37356147 38159505 38944680 39322260 40791195 41506830 43812765 45791406 48201480 48949434 49808196 50879340 51525720 52575318 54388260 55342440 58417020 61055208 62260245 65265912 70100424 74712294 76319010 78644520 78862977 81582390 83013660 87625530 91582812 97898868 99616392 101758680 105150636 108776520 114478515 116834040 122373585 124520490 131438295 149424588 152638020 157725954 163164780 166027320 175251060 183165624 186780735 195797736 210301272 228957030 236588931 244747170 249040980 262876590 298849176 305276040 315451908 326329560 350502120 373561470 394314885 457914060 473177862 489494340 498081960 525753180 630903816 709766793 747122940 788629770 915828120 946355724 978988680 1051506360 1182944655 1419533586 1494245880 1577259540 1892711448 2365889310 2839067172 3154519080 3548833965 4731778620 5678134344 7097667930 9463557240 14195335860 28390671720
- Sum of all divisors σ(n): 107972352000
- Sum of proper divisors (its aliquot sum) s(n): 79581680280
- 28390671720 is an abundant number, because the sum of its proper divisors (79581680280) is greater than itself. Its abundance is 51191008560
Bases of 28390671720
- Binary: 110100111000011011101000101011010002
- Hexadecimal: 0x69C374568
- Base-36: D1J2MI0
Squares and roots of 28390671720
- 28390671720 squared (283906717202) is 806030240712807758400
- 28390671720 cubed (283906717203) is 22883739960469903868203472448000
-
The
square root of 28390671720 is 168495.3166114715 -
The
cube root of 28390671720 is 3050.6465249513
Scales and comparisons
How big is 28390671720?- 28,390,671,720 seconds is equal to 902 years, 38 weeks, 1 day, 17 hours, 42 minutes.
-
To count from 1 to 28,390,671,720 would take you about one thousand, eight hundred five 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 28390671720 cubic inches would be around 254.2 feet tall.
Recreational maths with 28390671720
- 28390671720 backwards is 02717609382
- 28390671720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28390671720's digits is 45
- More coming soon!
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The information we have on file for 28390671720 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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