28938384720
28,938,384,720 is an even composite number composed of seven prime numbers multiplied together.
28938384720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred twenty divisors.
Prime factorization of 28938384720:
24 × 32 × 5 × 72 × 19 × 23 × 1877
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 7 × 19 × 23 × 1877)See below for interesting mathematical facts about the number 28938384720 from the Numbermatics database.
Names of 28938384720
- Cardinal: 28938384720 can be written as Twenty-eight billion, nine hundred thirty-eight million, three hundred eighty-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.893838472 × 1010
Factors of 28938384720
Divisors of 28938384720
- Number of divisors d(n): 720
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 23 24 28 30 35 36 38 40 42 45 46 48 49 56 57 60 63 69 70 72 76 80 84 90 92 95 98 105 112 114 115 120 126 133 138 140 144 147 152 161 168 171 180 184 190 196 207 210 228 230 240 245 252 266 276 280 285 294 304 315 322 336 342 345 360 368 380 392 399 414 420 437 441 456 460 483 490 504 532 552 560 570 588 630 644 665 684 690 720 735 760 784 798 805 828 840 855 874 882 912 920 931 966 980 1008 1035 1064 1104 1127 1140 1176 1197 1260 1288 1311 1330 1368 1380 1449 1470 1520 1596 1610 1656 1680 1710 1748 1764 1840 1862 1877 1932 1960 1995 2070 2128 2185 2205 2254 2280 2352 2394 2415 2520 2576 2622 2660 2736 2760 2793 2898 2940 3059 3192 3220 3312 3381 3420 3496 3528 3724 3754 3864 3920 3933 3990 4140 4370 4410 4508 4560 4655 4788 4830 5040 5244 5320 5520 5586 5631 5635 5796 5880 5985 6118 6384 6440 6555 6762 6840 6992 7056 7245 7448 7508 7728 7866 7980 8280 8379 8740 8820 9016 9177 9310 9385 9576 9660 10143 10488 10640 11172 11262 11270 11592 11760 11970 12236 12880 13110 13139 13524 13680 13965 14490 14896 15016 15295 15732 15960 16560 16758 16893 16905 17480 17640 18032 18354 18620 18770 19152 19320 19665 20286 20976 21413 22344 22524 22540 23184 23940 24472 26220 26278 27048 27531 27930 28155 28980 30032 30590 31464 31920 33516 33786 33810 34960 35280 35663 36708 37240 37540 38640 39330 39417 40572 41895 42826 43171 44688 45048 45080 45885 47880 48944 50715 52440 52556 54096 55062 55860 56310 57960 61180 62928 64239 65695 67032 67572 67620 71326 73416 74480 75080 78660 78834 81144 83790 84465 85652 86342 90096 90160 91770 91973 95760 101430 104880 105112 106989 107065 110124 111720 112620 115920 118251 122360 128478 129513 131390 134064 135144 135240 137655 142652 146832 150160 157320 157668 162288 167580 168930 171304 172684 178315 183540 183946 192717 197085 202860 210224 213978 214130 215855 220248 223440 225240 236502 244720 249641 256956 259026 262780 270288 270480 275310 275919 285304 302197 314640 315336 320967 321195 335160 337860 342608 345368 356630 367080 367892 385434 388539 394170 405720 427956 428260 431710 440496 450480 459865 473004 499282 513912 518052 525560 534945 550620 551838 570608 591255 604394 630672 641934 642390 647565 670320 675720 690736 713260 734160 735784 748923 770868 777078 788340 811440 820249 827757 855912 856520 863420 906591 919730 946008 963585 998564 1027824 1036104 1051120 1069890 1101240 1103676 1182510 1208788 1248205 1283868 1284780 1295130 1351440 1379595 1426520 1471568 1497846 1510985 1541736 1554156 1576680 1604835 1640498 1655514 1711824 1713040 1726840 1747487 1813182 1839460 1892016 1927170 1942695 1997128 2072208 2115379 2139780 2202480 2207352 2246769 2365020 2417576 2460747 2496410 2567736 2569560 2590260 2719773 2759190 2853040 2995692 3021970 3083472 3108312 3153360 3209670 3280996 3311028 3453680 3494974 3626364 3678920 3744615 3854340 3885390 3994256 4101245 4138785 4230758 4279560 4414704 4493538 4532955 4730040 4835152 4921494 4992820 5135472 5139120 5180520 5242461 5439546 5518380 5741743 5991384 6043940 6216624 6346137 6419340 6561992 6622056 6989948 7252728 7357840 7382241 7489230 7708680 7770780 8202490 8277570 8461516 8559120 8737435 8987076 9065910 9460080 9842988 9985640 10361040 10484922 10576895 10879092 11036760 11233845 11483486 11982768 12087880 12303735 12692274 12838680 13123984 13244112 13598865 13979896 14505456 14764482 14978460 15417360 15541560 15727383 16404980 16555140 16923032 17225229 17474870 17974152 18131820 19038411 19685976 19971280 20969844 21153790 21758184 22073520 22467690 22966972 24175760 24607470 25384548 25677360 26212305 27197730 27959792 28708715 29528964 29956920 31083120 31454766 31730685 32809960 33110280 33846064 34450458 34949740 35948304 36263640 36911205 38076822 39371952 40192201 41939688 42307580 43516368 44935380 45933944 49214940 50769096 51675687 52424610 54395460 57417430 59057928 59913840 62909532 63461370 65619920 66220560 68900916 69899480 72527280 73822410 76153644 78636915 80384402 83879376 84615160 86126145 89870760 91867888 95192055 98429880 101538192 103351374 104849220 108790920 114834860 118115856 120576603 125819064 126922740 137801832 139798960 147644820 152307288 157273830 160768804 169230320 172252290 179741520 190384110 196859760 200961005 206702748 209698440 217581840 229669720 241153206 251638128 253845480 258378435 275603664 295289640 304614576 314547660 321537608 344504580 361729809 380768220 401922010 413405496 419396880 459339440 482306412 507690960 516756870 590579280 602883015 629095320 643075216 689009160 723459618 761536440 803844020 826810992 964612824 1033513740 1205766030 1258190640 1378018320 1446919236 1523072880 1607688040 1808649045 1929225648 2067027480 2411532060 2893838472 3215376080 3617298090 4134054960 4823064120 5787676944 7234596180 9646128240 14469192360 28938384720
- Sum of all divisors σ(n): 124241869440
- Sum of proper divisors (its aliquot sum) s(n): 95303484720
- 28938384720 is an abundant number, because the sum of its proper divisors (95303484720) is greater than itself. Its abundance is 66365100000
Bases of 28938384720
- Binary: 110101111001101110010110101010100002
- Hexadecimal: 0x6BCDCB550
- Base-36: DAL60K0
Squares and roots of 28938384720
- 28938384720 squared (289383847202) is 837430110202729478400
- 28938384720 cubed (289383847203) is 24233874705158582840024130048000
-
The
square root of 28938384720 is 170112.8587732273 -
The
cube root of 28938384720 is 3070.1394016921
Scales and comparisons
How big is 28938384720?- 28,938,384,720 seconds is equal to 920 years, 7 weeks, 6 days, 12 minutes.
-
To count from 1 to 28,938,384,720 would take you about one thousand, eight hundred forty 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 28938384720 cubic inches would be around 255.8 feet tall.
Recreational maths with 28938384720
- 28938384720 backwards is 02748383982
- The number of decimal digits it has is: 11
- The sum of 28938384720's digits is 54
- More coming soon!
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The information we have on file for 28938384720 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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