21389240880
21,389,240,880 is an even composite number composed of seven prime numbers multiplied together.
21389240880 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 21389240880:
24 × 32 × 5 × 72 × 17 × 19 × 1877
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 7 × 17 × 19 × 1877)See below for interesting mathematical facts about the number 21389240880 from the Numbermatics database.
Names of 21389240880
- Cardinal: 21389240880 can be written as Twenty-one billion, three hundred eighty-nine million, two hundred forty thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 2.138924088 × 1010
Factors of 21389240880
Divisors of 21389240880
- Number of divisors d(n): 720
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 19 20 21 24 28 30 34 35 36 38 40 42 45 48 49 51 56 57 60 63 68 70 72 76 80 84 85 90 95 98 102 105 112 114 119 120 126 133 136 140 144 147 152 153 168 170 171 180 190 196 204 210 228 238 240 245 252 255 266 272 280 285 294 304 306 315 323 336 340 342 357 360 380 392 399 408 420 441 456 476 490 504 510 532 560 570 588 595 612 630 646 665 680 684 714 720 735 760 765 784 798 816 833 840 855 882 912 931 952 969 980 1008 1020 1064 1071 1140 1176 1190 1197 1224 1260 1292 1330 1360 1368 1428 1470 1520 1530 1596 1615 1666 1680 1710 1764 1785 1862 1877 1904 1938 1960 1995 2040 2128 2142 2205 2261 2280 2352 2380 2394 2448 2499 2520 2584 2660 2736 2793 2856 2907 2940 3060 3192 3230 3332 3420 3528 3570 3724 3754 3876 3920 3990 4080 4165 4284 4410 4522 4560 4655 4760 4788 4845 4998 5040 5168 5320 5355 5586 5631 5712 5814 5880 5985 6120 6384 6460 6664 6783 6840 7056 7140 7448 7497 7508 7752 7980 8330 8379 8568 8820 9044 9310 9385 9520 9576 9690 9996 10640 10710 11172 11262 11305 11628 11760 11970 12240 12495 12920 13139 13328 13566 13680 13965 14280 14535 14896 14994 15016 15504 15827 15960 16660 16758 16893 17136 17640 18088 18620 18770 19152 19380 19992 20349 21420 22344 22524 22610 23256 23940 24990 25840 26278 27132 27930 28155 28560 29070 29988 30032 31654 31909 31920 33320 33516 33786 33915 35280 35663 36176 37240 37485 37540 38760 39417 39984 40698 41895 42840 44688 45048 45220 46512 47481 47880 49980 52556 54264 55860 56310 58140 59976 63308 63818 65695 66640 67032 67572 67830 71326 74480 74970 75080 77520 78834 79135 81396 83790 84465 85680 90096 90440 91973 94962 95727 95760 99960 101745 105112 106989 108528 111720 112620 116280 118251 119952 126616 127636 131390 134064 135144 135660 142443 142652 149940 150160 157668 158270 159545 162792 167580 168930 178315 180880 183946 189924 191454 197085 199920 203490 210224 213978 223363 223440 225240 232560 236502 237405 249641 253232 255272 262780 270288 271320 275919 284886 285304 287181 299880 315336 316540 319090 320967 325584 335160 337860 356630 367892 379848 382908 394170 406980 427956 446726 450480 459865 473004 474810 478635 499282 510544 525560 534945 542640 551838 569772 570608 574362 591255 599760 606271 630672 633080 638180 641934 670089 670320 675720 712215 713260 735784 748923 759696 765816 788340 813960 827757 855912 893452 919730 946008 949620 957270 998564 1051120 1069890 1103676 1116815 1139544 1148724 1182510 1212542 1248205 1266160 1276360 1283868 1340178 1351440 1379595 1424430 1426520 1435905 1471568 1497846 1531632 1563541 1576680 1604835 1627920 1655514 1711824 1747487 1786904 1818813 1839460 1892016 1899240 1914540 1997128 2010267 2139780 2207352 2233630 2246769 2279088 2297448 2365020 2425084 2496410 2552720 2567736 2680356 2759190 2848860 2853040 2871810 2995692 3031355 3127082 3153360 3209670 3311028 3350445 3494974 3573808 3637626 3678920 3744615 3798480 3829080 3994256 4020534 4138785 4243897 4279560 4414704 4467260 4493538 4594896 4690623 4730040 4850168 4992820 5135472 5242461 5360712 5456439 5518380 5697720 5743620 5991384 6062710 6254164 6419340 6622056 6700890 6989948 7275252 7357840 7489230 7658160 7817705 8041068 8277570 8487794 8559120 8737435 8934520 8987076 9094065 9381246 9460080 9700336 9985640 10051335 10484922 10721424 10912878 11036760 11233845 11395440 11487240 11982768 12125420 12508328 12731691 12838680 13244112 13401780 13979896 14071869 14550504 14978460 15635410 15727383 16082136 16555140 16975588 17474870 17869040 17974152 18188130 18762492 19971280 20102670 20969844 21219485 21825756 22073520 22467690 22974480 23453115 24250840 25016656 25463382 25677360 26212305 26803560 27282195 27959792 28143738 29101008 29707279 29956920 31270820 31454766 32164272 33110280 33951176 34949740 35948304 36376260 37524984 38195073 40205340 41939688 42438970 43651512 44935380 46906230 48501680 50926764 52424610 53607120 54564390 56287476 59414558 59913840 62541640 62909532 63658455 66220560 67902352 69899480 70359345 72752520 75049968 76390146 78636915 80410680 83879376 84877940 87303024 89121837 89870760 93812460 101853528 104849220 109128780 112574952 118829116 125083280 125819064 127316910 139798960 140718690 145505040 148536395 152780292 157273830 160821360 169755880 178243674 179741520 187624920 190975365 203707056 209698440 218257560 225149904 237658232 251638128 254633820 267365511 281437380 297072790 305560584 314547660 339511760 356487348 375249840 381950730 419396880 436515120 445609185 475316464 509267640 534731022 562874760 594145580 611121168 629095320 712974696 763901460 891218370 1018535280 1069462044 1125749520 1188291160 1258190640 1336827555 1425949392 1527802920 1782436740 2138924088 2376582320 2673655110 3055605840 3564873480 4277848176 5347310220 7129746960 10694620440 21389240880
- Sum of all divisors σ(n): 93181402080
- Sum of proper divisors (its aliquot sum) s(n): 71792161200
- 21389240880 is an abundant number, because the sum of its proper divisors (71792161200) is greater than itself. Its abundance is 50402920320
Bases of 21389240880
- Binary: 100111110101110010111101010001100002
- Hexadecimal: 0x4FAE5EA30
- Base-36: 9TQLNW0
Squares and roots of 21389240880
- 21389240880 squared (213892408802) is 457499625422663174400
- 21389240880 cubed (213892408803) is 9785569690675114448347049472000
-
The
square root of 21389240880 is 146250.6098448823 -
The
cube root of 21389240880 is 2775.8657420529
Scales and comparisons
How big is 21389240880?- 21,389,240,880 seconds is equal to 680 years, 5 weeks, 5 days, 15 hours, 48 minutes.
-
To count from 1 to 21,389,240,880 would take you about one thousand, three hundred sixty 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 21389240880 cubic inches would be around 231.3 feet tall.
Recreational maths with 21389240880
- 21389240880 backwards is 08804298312
- 21389240880 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21389240880's digits is 45
- More coming soon!
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The information we have on file for 21389240880 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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