21404232720
21,404,232,720 is an even composite number composed of seven prime numbers multiplied together.
21404232720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 21404232720:
24 × 33 × 5 × 13 × 31 × 67 × 367
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 13 × 31 × 67 × 367)See below for interesting mathematical facts about the number 21404232720 from the Numbermatics database.
Names of 21404232720
- Cardinal: 21404232720 can be written as Twenty-one billion, four hundred four million, two hundred thirty-two thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.140423272 × 1010
Factors of 21404232720
Divisors of 21404232720
- Number of divisors d(n): 640
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 31 36 39 40 45 48 52 54 60 62 65 67 72 78 80 90 93 104 108 117 120 124 130 134 135 144 155 156 180 186 195 201 208 216 234 240 248 260 268 270 279 310 312 335 351 360 367 372 390 402 403 432 465 468 496 520 536 540 558 585 603 620 624 670 702 720 734 744 780 804 806 837 871 930 936 1005 1040 1072 1080 1101 1116 1170 1206 1209 1240 1340 1395 1404 1468 1488 1560 1608 1612 1674 1742 1755 1809 1835 1860 1872 2010 2015 2077 2160 2202 2232 2340 2412 2418 2480 2613 2680 2790 2808 2936 3015 3120 3216 3224 3303 3348 3484 3510 3618 3627 3670 3720 4020 4030 4154 4185 4355 4404 4464 4680 4771 4824 4836 5226 5360 5505 5580 5616 5872 6030 6045 6231 6448 6606 6696 6968 7020 7236 7254 7340 7440 7839 8040 8060 8308 8370 8710 8808 9045 9360 9542 9648 9672 9909 10385 10452 10881 11010 11160 11377 12060 12090 12462 13065 13212 13392 13936 14040 14313 14472 14508 14680 15678 16080 16120 16515 16616 16740 17420 17616 18090 18135 18693 19084 19344 19818 20770 20904 21762 22020 22320 22754 23517 23855 24120 24180 24589 24924 26130 26424 27001 28080 28626 28944 29016 29360 31155 31356 32240 33030 33232 33480 34131 34840 36180 36270 37386 38168 39195 39636 41540 41808 42939 43524 44040 45508 47034 47710 48240 48360 49178 49545 49848 52260 52848 54002 54405 56079 56885 57252 58032 62310 62712 66060 66960 68262 69680 71565 72360 72540 73767 74772 76336 78390 79272 81003 83080 85878 87048 88080 91016 93465 94068 95420 96720 98356 99090 99696 102393 104520 108004 108810 112158 113770 114504 117585 122945 124620 125424 128817 132120 135005 136524 143130 144720 145080 147534 147901 149544 156780 158544 162006 166160 170655 171756 174096 182032 186930 188136 190840 196712 198180 204786 209040 214695 216008 217620 221301 224316 227540 229008 235170 243009 245890 249240 257634 264240 270010 273048 280395 286260 290160 295068 295802 299088 307179 313560 319657 324012 341310 343512 368835 373860 376272 381680 393424 396360 405015 409572 429390 432016 435240 442602 443703 448632 455080 470340 486018 491780 498480 511965 515268 540020 546096 560790 572520 590136 591604 614358 627120 639314 644085 648024 663903 682620 687024 729027 737670 739505 747720 762259 792720 810030 819144 858780 870480 885204 887406 897264 910160 940680 958971 972036 983560 1023930 1030536 1080040 1106505 1121580 1145040 1180272 1183208 1215045 1228716 1278628 1288170 1296048 1327806 1331109 1365240 1458054 1475340 1479010 1495440 1524518 1535895 1598285 1620060 1638288 1717560 1770408 1774812 1881360 1917942 1944072 1967120 2047860 2061072 2160080 2213010 2218515 2243160 2286777 2366416 2430090 2457432 2557256 2576340 2655612 2662218 2730480 2876913 2916108 2950680 2958020 3049036 3071790 3196570 3240120 3319515 3435120 3540816 3549624 3645135 3811295 3835884 3888144 3993327 4095720 4426020 4437030 4486320 4573554 4794855 4860180 4914864 5114512 5152680 5311224 5324436 5753826 5832216 5901360 5916040 6098072 6143580 6393140 6480240 6639030 6655545 6860331 7099248 7290270 7622590 7671768 7986654 8191440 8630739 8852040 8874060 9147108 9589710 9720360 9909367 10305360 10622448 10648872 11433885 11507652 11664432 11832080 12196144 12287160 12786280 13278060 13311090 13720662 14384565 14580540 15245180 15343536 15973308 17261478 17704080 17748120 18294216 19179420 19440720 19818734 19966635 20580993 21297744 22867770 23015304 24574320 25572560 26556120 26622180 27441324 28769130 29161080 29728101 30490360 31946616 34301655 34522956 35496240 36588432 38358840 39637468 39933270 41161986 43153695 45735540 46030608 49546835 53112240 53244360 54882648 57538260 58322160 59456202 60980720 63893232 68603310 69045912 76717680 79274936 79866540 82323972 86307390 89184303 91471080 99093670 102904965 106488720 109765296 115076520 118912404 137206620 138091824 148640505 158549872 159733080 164647944 172614780 178368606 182942160 198187340 205809930 230153040 237824808 267552909 274413240 297281010 319466160 329295888 345229560 356737212 396374680 411619860 445921515 475649616 535105818 548826480 594562020 690459120 713474424 792749360 823239720 891843030 1070211636 1189124040 1337764545 1426948848 1646479440 1783686060 2140423272 2378248080 2675529090 3567372120 4280846544 5351058180 7134744240 10702116360 21404232720
- Sum of all divisors σ(n): 83407994880
- Sum of proper divisors (its aliquot sum) s(n): 62003762160
- 21404232720 is an abundant number, because the sum of its proper divisors (62003762160) is greater than itself. Its abundance is 40599529440
Bases of 21404232720
- Binary: 100111110111100101010101100000100002
- Hexadecimal: 0x4FBCAAC10
- Base-36: 9TZIZO0
Squares and roots of 21404232720
- 21404232720 squared (214042327202) is 458141178331918598400
- 21404232720 cubed (214042327203) is 9806160399631407084249819648000
-
The
square root of 21404232720 is 146301.8548071077 -
The
cube root of 21404232720 is 2776.5141305935
Scales and comparisons
How big is 21404232720?- 21,404,232,720 seconds is equal to 680 years, 30 weeks, 4 days, 4 hours, 12 minutes.
-
To count from 1 to 21,404,232,720 would take you about one thousand, three hundred sixty-one 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 21404232720 cubic inches would be around 231.4 feet tall.
Recreational maths with 21404232720
- 21404232720 backwards is 02723240412
- 21404232720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21404232720's digits is 27
- More coming soon!
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