21348816840
21,348,816,840 is an even composite number composed of six prime numbers multiplied together.
21348816840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21348816840:
23 × 34 × 5 × 132 × 127 × 307
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 13 × 13 × 127 × 307)See below for interesting mathematical facts about the number 21348816840 from the Numbermatics database.
Names of 21348816840
- Cardinal: 21348816840 can be written as Twenty-one billion, three hundred forty-eight million, eight hundred sixteen thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.134881684 × 1010
Factors of 21348816840
Divisors of 21348816840
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 81 90 104 108 117 120 127 130 135 156 162 169 180 195 216 234 254 260 270 307 312 324 338 351 360 381 390 405 468 507 508 520 540 585 614 635 648 676 702 762 780 810 845 921 936 1014 1016 1053 1080 1143 1170 1228 1270 1352 1404 1521 1524 1535 1560 1620 1651 1690 1755 1842 1905 2028 2106 2286 2340 2456 2535 2540 2763 2808 3042 3048 3070 3240 3302 3380 3429 3510 3684 3810 3991 4056 4212 4563 4572 4605 4680 4953 5070 5080 5265 5526 5715 6084 6140 6604 6760 6858 7020 7368 7605 7620 7982 8255 8289 8424 9126 9144 9210 9906 10140 10287 10530 11052 11430 11973 12168 12280 13208 13689 13716 13815 14040 14859 15210 15240 15964 16510 16578 17145 18252 18420 19812 19955 20280 20574 21060 21463 22104 22815 22860 23946 24765 24867 27378 27432 27630 29718 30420 31928 33020 33156 34290 35919 36504 36840 38989 39624 39910 41148 41445 42120 42926 44577 45630 45720 47892 49530 49734 51435 51883 54756 55260 59436 59865 60840 64389 66040 66312 68445 68580 71838 74295 77978 79820 82296 82890 85852 89154 91260 95784 99060 99468 102870 103766 107315 107757 109512 110520 116967 118872 119730 124335 128778 133731 136890 137160 143676 148590 155649 155956 159640 165780 171704 178308 179595 182520 193167 194945 198120 198936 205740 207532 214630 215514 222885 233934 239460 248670 257556 259415 267462 273780 287352 297180 311298 311912 321945 323271 331560 350901 356616 359190 386334 389890 411480 415064 429260 431028 445770 466947 467868 478920 497340 506857 515112 518830 534924 538785 547560 579501 584835 594360 622596 643890 646542 668655 701802 718380 772668 778245 779780 858520 862056 891540 933894 935736 965835 994680 1013714 1037660 1052703 1069848 1077570 1159002 1169670 1245192 1287780 1293084 1337310 1400841 1403604 1436760 1520571 1545336 1556490 1559560 1616355 1738503 1754505 1783080 1867788 1931670 2027428 2075320 2105406 2155140 2318004 2334735 2339340 2534285 2575560 2586168 2674620 2801682 2807208 2897505 3041142 3112980 3158109 3232710 3477006 3509010 3735576 3863340 4054856 4202523 4210812 4310280 4561713 4636008 4669470 4678680 5068570 5263515 5349240 5603364 5795010 6082284 6225960 6316218 6465420 6589141 6954012 7004205 7018020 7602855 7726680 8405046 8421624 8692515 9123426 9338940 10137140 10527030 11206728 11590020 12164568 12632436 12930840 13178282 13685139 13908024 14008410 14036040 15205710 15790545 16810092 17385030 18246852 18677880 19767423 20274280 21012615 21054060 22808565 23180040 25264872 26356564 27370278 28016820 30411420 31581090 32945705 33620184 34770060 36493704 39534846 41055417 42025230 42108120 45617130 52713128 54740556 56033640 59302269 60822840 63162180 65891410 68425695 69540120 79069692 82110834 84050460 91234260 98837115 109481112 118604538 126324360 131782820 136851390 158139384 164221668 168100920 177906807 182468520 197674230 205277085 237209076 263565640 273702780 296511345 328443336 355813614 395348460 410554170 474418152 533720421 547405560 593022690 711627228 790696920 821108340 889534035 1067440842 1186045380 1423254456 1642216680 1779068070 2134881684 2372090760 2668602105 3558136140 4269763368 5337204210 7116272280 10674408420 21348816840
- Sum of all divisors σ(n): 78566906880
- Sum of proper divisors (its aliquot sum) s(n): 57218090040
- 21348816840 is an abundant number, because the sum of its proper divisors (57218090040) is greater than itself. Its abundance is 35869273200
Bases of 21348816840
- Binary: 100111110000111110100010111110010002
- Hexadecimal: 0x4F87D17C8
- Base-36: 9T2J8I0
Squares and roots of 21348816840
- 21348816840 squared (213488168402) is 455771980467867585600
- 21348816840 cubed (213488168403) is 9730192531812562590347421504000
-
The
square root of 21348816840 is 146112.3432157599 -
The
cube root of 21348816840 is 2774.1159141327
Scales and comparisons
How big is 21348816840?- 21,348,816,840 seconds is equal to 678 years, 42 weeks, 6 days, 18 hours, 54 minutes.
-
To count from 1 to 21,348,816,840 would take you about one thousand, three hundred fifty-seven 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 21348816840 cubic inches would be around 231.2 feet tall.
Recreational maths with 21348816840
- 21348816840 backwards is 04861884312
- 21348816840 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21348816840's digits is 45
- More coming soon!
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