21348529920
21,348,529,920 is an even composite number composed of six prime numbers multiplied together.
21348529920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21348529920:
28 × 32 × 5 × 43 × 71 × 607
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 43 × 71 × 607)See below for interesting mathematical facts about the number 21348529920 from the Numbermatics database.
Names of 21348529920
- Cardinal: 21348529920 can be written as Twenty-one billion, three hundred forty-eight million, five hundred twenty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.134852992 × 1010
Factors of 21348529920
Divisors of 21348529920
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 43 45 48 60 64 71 72 80 86 90 96 120 128 129 142 144 160 172 180 192 213 215 240 256 258 284 288 320 344 355 360 384 387 426 430 480 516 568 576 607 639 640 645 688 710 720 768 774 852 860 960 1032 1065 1136 1152 1214 1278 1280 1290 1376 1420 1440 1548 1704 1720 1821 1920 1935 2064 2130 2272 2304 2428 2556 2580 2752 2840 2880 3035 3053 3096 3195 3408 3440 3642 3840 3870 4128 4260 4544 4856 5112 5160 5463 5504 5680 5760 6070 6106 6192 6390 6816 6880 7284 7740 8256 8520 9088 9105 9159 9712 10224 10320 10926 11008 11360 11520 12140 12212 12384 12780 13632 13760 14568 15265 15480 16512 17040 18176 18210 18318 19424 20448 20640 21852 22720 24280 24424 24768 25560 26101 27264 27315 27477 27520 29136 30530 30960 33024 34080 36420 36636 38848 40896 41280 43097 43704 45440 45795 48560 48848 49536 51120 52202 54528 54630 54954 55040 58272 61060 61920 68160 72840 73272 77696 78303 81792 82560 86194 87408 90880 91590 97120 97696 99072 102240 104404 109260 109908 116544 122120 123840 129291 130505 136320 137385 145680 146544 155392 156606 163584 165120 172388 174816 183180 194240 195392 204480 208808 215485 218520 219816 233088 234909 244240 247680 258582 261010 272640 274770 291360 293088 313212 344776 349632 366360 387873 388480 390784 391515 408960 417616 430970 437040 439632 466176 469818 488480 495360 517164 522020 549540 582720 586176 626424 646455 689552 699264 732720 775746 776960 781568 783030 817920 835232 861940 874080 879264 939636 976960 1034328 1044040 1099080 1165440 1172352 1174545 1252848 1292910 1379104 1398528 1465440 1551492 1566060 1670464 1723880 1748160 1758528 1853171 1879272 1939365 1953920 2068656 2088080 2198160 2330880 2344704 2349090 2505696 2585820 2758208 2930880 3102984 3132120 3340928 3447760 3496320 3517056 3706342 3758544 3878730 3907840 4137312 4176160 4396320 4698180 5011392 5171640 5516416 5559513 5861760 6205968 6264240 6681856 6895520 6992640 7034112 7412684 7517088 7757460 8274624 8352320 8792640 9265855 9396360 10022784 10343280 11032832 11119026 11723520 12411936 12528480 13791040 14825368 15034176 15514920 16549248 16678539 16704640 17585280 18531710 18792720 20045568 20686560 22238052 24823872 25056960 27582080 27797565 29650736 30068352 31029840 33098496 33357078 33409280 35170560 37063420 37585440 41373120 44476104 49647744 50113920 55164160 55595130 59301472 60136704 62059680 66714156 74126840 75170880 82746240 83392695 88952208 99295488 100227840 111190260 118602944 124119360 133428312 148253680 150341760 165492480 166785390 177904416 222380520 237205888 248238720 266856624 296507360 300683520 333570780 355808832 444761040 474411776 496477440 533713248 593014720 667141560 711617664 889522080 1067426496 1186029440 1334283120 1423235328 1779044160 2134852992 2372058880 2668566240 3558088320 4269705984 5337132480 7116176640 10674264960 21348529920
- Sum of all divisors σ(n): 76772247552
- Sum of proper divisors (its aliquot sum) s(n): 55423717632
- 21348529920 is an abundant number, because the sum of its proper divisors (55423717632) is greater than itself. Its abundance is 34075187712
Bases of 21348529920
- Binary: 100111110000111100010110111000000002
- Hexadecimal: 0x4F878B700
- Base-36: 9T2D340
Squares and roots of 21348529920
- 21348529920 squared (213485299202) is 455759729745135206400
- 21348529920 cubed (213485299203) is 9729800226795132928275775488000
-
The
square root of 21348529920 is 146111.3613652273 -
The
cube root of 21348529920 is 2774.1034863885
Scales and comparisons
How big is 21348529920?- 21,348,529,920 seconds is equal to 678 years, 42 weeks, 3 days, 11 hours, 12 minutes.
-
To count from 1 to 21,348,529,920 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 21348529920 cubic inches would be around 231.2 feet tall.
Recreational maths with 21348529920
- 21348529920 backwards is 02992584312
- 21348529920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21348529920's digits is 45
- More coming soon!
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