21016504320
21,016,504,320 is an even composite number composed of six prime numbers multiplied together.
21016504320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21016504320:
211 × 3 × 5 × 7 × 17 × 5749
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 17 × 5749)See below for interesting mathematical facts about the number 21016504320 from the Numbermatics database.
Names of 21016504320
- Cardinal: 21016504320 can be written as Twenty-one billion, sixteen million, five hundred four thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.101650432 × 1010
Factors of 21016504320
Divisors of 21016504320
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 28 30 32 34 35 40 42 48 51 56 60 64 68 70 80 84 85 96 102 105 112 119 120 128 136 140 160 168 170 192 204 210 224 238 240 255 256 272 280 320 336 340 357 384 408 420 448 476 480 510 512 544 560 595 640 672 680 714 768 816 840 896 952 960 1020 1024 1088 1120 1190 1280 1344 1360 1428 1536 1632 1680 1785 1792 1904 1920 2040 2048 2176 2240 2380 2560 2688 2720 2856 3072 3264 3360 3570 3584 3808 3840 4080 4352 4480 4760 5120 5376 5440 5712 5749 6144 6528 6720 7140 7168 7616 7680 8160 8704 8960 9520 10240 10752 10880 11424 11498 13056 13440 14280 14336 15232 15360 16320 17247 17408 17920 19040 21504 21760 22848 22996 26112 26880 28560 28745 30464 30720 32640 34494 34816 35840 38080 40243 43008 43520 45696 45992 52224 53760 57120 57490 60928 65280 68988 71680 76160 80486 86235 87040 91392 91984 97733 104448 107520 114240 114980 120729 121856 130560 137976 152320 160972 172470 174080 182784 183968 195466 201215 215040 228480 229960 241458 243712 261120 275952 293199 304640 321944 344940 365568 367936 390932 402430 456960 459920 482916 488665 522240 551904 586398 603645 609280 643888 684131 689880 731136 735872 781864 804860 913920 919840 965832 977330 1103808 1172796 1207290 1218560 1287776 1368262 1379760 1465995 1471744 1563728 1609720 1827840 1839680 1931664 1954660 2052393 2207616 2345592 2414580 2575552 2736524 2759520 2931990 2943488 3127456 3219440 3420655 3655680 3679360 3863328 3909320 4104786 4415232 4691184 4829160 5151104 5473048 5519040 5863980 5886976 6254912 6438880 6841310 7358720 7726656 7818640 8209572 8830464 9382368 9658320 10261965 10302208 10946096 11038080 11727960 11773952 12509824 12877760 13682620 14717440 15453312 15637280 16419144 17660928 18764736 19316640 20523930 20604416 21892192 22076160 23455920 25019648 25755520 27365240 29434880 30906624 31274560 32838288 35321856 37529472 38633280 41047860 41208832 43784384 44152320 46911840 50039296 51511040 54730480 58869760 61813248 62549120 65676576 75058944 77266560 82095720 82417664 87568768 88304640 93823680 100078592 103022080 109460960 123626496 125098240 131353152 150117888 154533120 164191440 175137536 176609280 187647360 200157184 206044160 218921920 247252992 250196480 262706304 300235776 309066240 328382880 350275072 375294720 412088320 437843840 500392960 525412608 600471552 618132480 656765760 700550144 750589440 875687680 1000785920 1050825216 1236264960 1313531520 1401100288 1501178880 1751375360 2101650432 2627063040 3002357760 3502750720 4203300864 5254126080 7005501440 10508252160 21016504320
- Sum of all divisors σ(n): 81375840000
- Sum of proper divisors (its aliquot sum) s(n): 60359335680
- 21016504320 is an abundant number, because the sum of its proper divisors (60359335680) is greater than itself. Its abundance is 39342831360
Bases of 21016504320
- Binary: 100111001001010111001101000000000002
- Hexadecimal: 0x4E4AE6800
- Base-36: 9NKOMIO
Squares and roots of 21016504320
- 21016504320 squared (210165043202) is 441693453832578662400
- 21016504320 cubed (210165043203) is 9282852380588110015069421568000
-
The
square root of 21016504320 is 144970.7015917355 -
The
cube root of 21016504320 is 2759.6467516815
Scales and comparisons
How big is 21016504320?- 21,016,504,320 seconds is equal to 668 years, 13 weeks, 3 days, 13 hours, 52 minutes.
-
To count from 1 to 21,016,504,320 would take you about one thousand, three hundred thirty-six 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 21016504320 cubic inches would be around 230 feet tall.
Recreational maths with 21016504320
- 21016504320 backwards is 02340561012
- 21016504320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21016504320's digits is 24
- More coming soon!
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