21033966720
21,033,966,720 is an even composite number composed of seven prime numbers multiplied together.
21033966720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 21033966720:
27 × 3 × 5 × 13 × 17 × 19 × 2609
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 17 × 19 × 2609)See below for interesting mathematical facts about the number 21033966720 from the Numbermatics database.
Names of 21033966720
- Cardinal: 21033966720 can be written as Twenty-one billion, thirty-three million, nine hundred sixty-six thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.103396672 × 1010
Factors of 21033966720
Divisors of 21033966720
- Number of divisors d(n): 512
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 17 19 20 24 26 30 32 34 38 39 40 48 51 52 57 60 64 65 68 76 78 80 85 95 96 102 104 114 120 128 130 136 152 156 160 170 190 192 195 204 208 221 228 240 247 255 260 272 285 304 312 320 323 340 380 384 390 408 416 442 456 480 494 510 520 544 570 608 624 640 646 663 680 741 760 780 816 832 884 912 960 969 988 1020 1040 1088 1105 1140 1216 1235 1248 1292 1326 1360 1482 1520 1560 1615 1632 1664 1768 1824 1920 1938 1976 2040 2080 2176 2210 2280 2432 2470 2496 2584 2609 2652 2720 2964 3040 3120 3230 3264 3315 3536 3648 3705 3876 3952 4080 4160 4199 4420 4560 4845 4940 4992 5168 5218 5304 5440 5928 6080 6240 6460 6528 6630 7072 7296 7410 7752 7827 7904 8160 8320 8398 8840 9120 9690 9880 10336 10436 10608 10880 11856 12160 12480 12597 12920 13045 13260 14144 14820 15504 15654 15808 16320 16796 17680 18240 19380 19760 20672 20872 20995 21216 23712 24960 25194 25840 26090 26520 28288 29640 31008 31308 31616 32640 33592 33917 35360 36480 38760 39135 39520 41344 41744 41990 42432 44353 47424 49571 50388 51680 52180 53040 59280 62016 62616 62985 67184 67834 70720 77520 78270 79040 83488 83980 84864 88706 94848 99142 100776 101751 103360 104360 106080 118560 124032 125232 125970 133059 134368 135668 141440 148713 155040 156540 158080 166976 167960 169585 177412 198284 201552 203502 206720 208720 212160 221765 237120 247855 250464 251940 266118 268736 271336 297426 310080 313080 333952 335920 339170 354824 396568 403104 407004 417440 424320 443530 474240 495710 500928 503880 508755 532236 537472 542672 576589 594852 620160 626160 644423 665295 671840 678340 709648 743565 793136 806208 814008 834880 842707 887060 991420 1001856 1007760 1017510 1064472 1085344 1153178 1189704 1252320 1288846 1330590 1343680 1356680 1419296 1487130 1586272 1612416 1628016 1669760 1685414 1729767 1774120 1933269 1982840 2015520 2035020 2128944 2170688 2306356 2379408 2504640 2528121 2577692 2661180 2687360 2713360 2838592 2882945 2974260 3172544 3222115 3256032 3370828 3459534 3548240 3866538 3965680 4031040 4070040 4213535 4257888 4341376 4612712 4758816 5009280 5056242 5155384 5322360 5426720 5677184 5765890 5948520 6345088 6444230 6512064 6741656 6919068 7096480 7733076 7931360 8062080 8140080 8427070 8515776 8648835 9225424 9517632 9666345 10112484 10310768 10644720 10853440 10955191 11531780 11897040 12640605 12888460 13024128 13483312 13838136 14192960 15466152 15862720 16280160 16854140 17031552 17297670 18450848 19035264 19332690 20224968 20621536 21289440 21706880 21910382 23063560 23794080 25281210 25776920 26966624 27676272 28385920 30932304 31725440 32560320 32865573 33708280 34595340 36901696 38665380 40449936 41243072 42578880 43820764 46127120 47588160 50562420 51553840 53933248 54775955 55352544 61864608 65120640 65731146 67416560 69190680 73803392 77330760 80899872 82486144 85157760 87641528 92254240 95176320 101124840 103107680 107866496 109551910 110705088 123729216 131462292 134833120 138381360 154661520 161799744 164327865 175283056 184508480 202249680 206215360 219103820 221410176 247458432 262924584 269666240 276762720 309323040 323599488 328655730 350566112 369016960 404499360 412430720 438207640 525849168 539332480 553525440 618646080 657311460 701132224 808998720 876415280 1051698336 1107050880 1237292160 1314622920 1402264448 1617997440 1752830560 2103396672 2629245840 3505661120 4206793344 5258491680 7011322240 10516983360 21033966720
- Sum of all divisors σ(n): 80504928000
- Sum of proper divisors (its aliquot sum) s(n): 59470961280
- 21033966720 is an abundant number, because the sum of its proper divisors (59470961280) is greater than itself. Its abundance is 38436994560
Bases of 21033966720
- Binary: 100111001011011100011011100100000002
- Hexadecimal: 0x4E5B8DC80
- Base-36: 9NV2WLC
Squares and roots of 21033966720
- 21033966720 squared (210339667202) is 442427755978067558400
- 21033966720 cubed (210339667203) is 9306010695246954073297256448000
-
The
square root of 21033966720 is 145030.9164281879 -
The
cube root of 21033966720 is 2760.4108609103
Scales and comparisons
How big is 21033966720?- 21,033,966,720 seconds is equal to 668 years, 42 weeks, 2 days, 16 hours, 32 minutes.
-
To count from 1 to 21,033,966,720 would take you about one thousand, three hundred thirty-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 21033966720 cubic inches would be around 230 feet tall.
Recreational maths with 21033966720
- 21033966720 backwards is 02766933012
- 21033966720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21033966720's digits is 39
- More coming soon!
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