21004356240
21,004,356,240 is an even composite number composed of six prime numbers multiplied together.
21004356240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred sixty divisors.
Prime factorization of 21004356240:
24 × 36 × 5 × 7 × 23 × 2237
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 23 × 2237)See below for interesting mathematical facts about the number 21004356240 from the Numbermatics database.
Names of 21004356240
- Cardinal: 21004356240 can be written as Twenty-one billion, four million, three hundred fifty-six thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.100435624 × 1010
Factors of 21004356240
Divisors of 21004356240
- Number of divisors d(n): 560
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 23 24 27 28 30 35 36 40 42 45 46 48 54 56 60 63 69 70 72 80 81 84 90 92 105 108 112 115 120 126 135 138 140 144 161 162 168 180 184 189 207 210 216 230 240 243 252 270 276 280 315 322 324 336 345 360 368 378 405 414 420 432 460 483 486 504 540 552 560 567 621 630 644 648 690 720 729 756 805 810 828 840 920 945 966 972 1008 1035 1080 1104 1134 1215 1242 1260 1288 1296 1380 1449 1458 1512 1610 1620 1656 1680 1701 1840 1863 1890 1932 1944 2070 2160 2237 2268 2415 2430 2484 2520 2576 2760 2835 2898 2916 3024 3105 3220 3240 3312 3402 3645 3726 3780 3864 3888 4140 4347 4474 4536 4830 4860 4968 5040 5103 5520 5589 5670 5796 5832 6210 6440 6480 6711 6804 7245 7290 7452 7560 7728 8280 8505 8694 8948 9072 9315 9660 9720 9936 10206 11178 11185 11340 11592 11664 12420 12880 13041 13422 13608 14490 14580 14904 15120 15659 16560 16767 17010 17388 17896 18630 19320 19440 20133 20412 21735 22356 22370 22680 23184 24840 25515 26082 26844 27216 27945 28980 29160 29808 31318 33534 33555 34020 34776 35792 37260 38640 39123 40266 40824 43470 44712 44740 45360 46977 49680 51030 51451 52164 53688 55890 57960 58320 60399 62636 65205 67068 67110 68040 69552 74520 78246 78295 80532 81648 83835 86940 89424 89480 93954 100665 102060 102902 104328 107376 111780 115920 117369 120798 125272 130410 134136 134220 136080 140931 149040 154353 156492 156590 161064 167670 173880 178960 181197 187908 195615 201330 204120 205804 208656 223560 234738 234885 241596 250544 257255 260820 268272 268440 281862 301995 308706 312984 313180 322128 335340 347760 360157 362394 375816 391230 402660 408240 411608 422793 447120 463059 469476 469770 483192 514510 521640 536880 543591 563724 586845 603990 617412 625968 626360 670680 704655 720314 724788 751632 771765 782460 805320 823216 845586 905985 926118 938952 939540 966384 1029020 1043280 1080471 1087182 1127448 1173690 1207980 1234824 1252720 1268379 1341360 1389177 1409310 1440628 1449576 1543530 1564920 1610640 1630773 1691172 1800785 1811970 1852236 1877904 1879080 2058040 2113965 2160942 2174364 2254896 2315295 2347380 2415960 2469648 2536758 2717955 2778354 2818620 2881256 2899152 3087060 3129840 3241413 3261546 3382344 3601570 3623940 3704472 3758160 3805137 4116080 4167531 4227930 4321884 4348728 4630590 4694760 4831920 5073516 5402355 5435910 5556708 5637240 5762512 6174120 6341895 6482826 6523092 6764688 6945885 7203140 7247880 7408944 7610274 8153865 8335062 8455860 8643768 8697456 9261180 9389520 9724239 10147032 10804710 10871820 11113416 11274480 11415411 12348240 12502593 12683790 12965652 13046184 13891770 14406280 14495760 15220548 16207065 16307730 16670124 16911720 17287536 18522360 19025685 19448478 20294064 20837655 21609420 21743640 22226832 22830822 25005186 25367580 25931304 26092368 27783540 28812560 29172717 30441096 32414130 32615460 33340248 33823440 37044720 37507779 38051370 38896956 41675310 43218840 43487280 45661644 48621195 50010372 50735160 51862608 55567080 57077055 58345434 60882192 62512965 64828260 65230920 66680496 75015558 76102740 77793912 83350620 86437680 87518151 91323288 97242390 100020744 101470320 111134160 114154110 116690868 125025930 129656520 130461840 145863585 150031116 152205480 155587824 166701240 175036302 182646576 187538895 194484780 200041488 228308220 233381736 250051860 259313040 262554453 291727170 300062232 304410960 333402480 350072604 375077790 388969560 437590755 456616440 466763472 500103720 525108906 583454340 600124464 700145208 750155580 777939120 875181510 913232880 1000207440 1050217812 1166908680 1312772265 1400290416 1500311160 1750363020 2100435624 2333817360 2625544530 3000622320 3500726040 4200871248 5251089060 7001452080 10502178120 21004356240
- Sum of all divisors σ(n): 87356337408
- Sum of proper divisors (its aliquot sum) s(n): 66351981168
- 21004356240 is an abundant number, because the sum of its proper divisors (66351981168) is greater than itself. Its abundance is 45347624928
Bases of 21004356240
- Binary: 100111000111111010100001010100100002
- Hexadecimal: 0x4E3F50A90
- Base-36: 9NDG900
Squares and roots of 21004356240
- 21004356240 squared (210043562402) is 441182981056826937600
- 21004356240 cubed (210043562403) is 9266764501142764681378650624000
-
The
square root of 21004356240 is 144928.7971384569 -
The
cube root of 21004356240 is 2759.1149336019
Scales and comparisons
How big is 21004356240?- 21,004,356,240 seconds is equal to 667 years, 45 weeks, 2 days, 23 hours, 24 minutes.
-
To count from 1 to 21,004,356,240 would take you about one thousand, three hundred thirty-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 21004356240 cubic inches would be around 229.9 feet tall.
Recreational maths with 21004356240
- 21004356240 backwards is 04265340012
- 21004356240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21004356240's digits is 27
- More coming soon!
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