21017347328964
21,017,347,328,964 is an even composite number composed of eight prime numbers multiplied together.
21017347328964 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21017347328964:
22 × 3 × 7 × 53 × 61 × 137 × 181 × 3121
(2 × 2 × 3 × 7 × 53 × 61 × 137 × 181 × 3121)See below for interesting mathematical facts about the number 21017347328964 from the Numbermatics database.
Names of 21017347328964
- Cardinal: 21017347328964 can be written as Twenty-one trillion, seventeen billion, three hundred forty-seven million, three hundred twenty-eight thousand, nine hundred sixty-four.
Scientific notation
- Scientific notation: 2.1017347328964 × 1013
Factors of 21017347328964
Divisors of 21017347328964
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 6 7 12 14 21 28 42 53 61 84 106 122 137 159 181 183 212 244 274 318 362 366 371 411 427 543 548 636 724 732 742 822 854 959 1086 1113 1267 1281 1484 1644 1708 1918 2172 2226 2534 2562 2877 3121 3233 3801 3836 4452 5068 5124 5754 6242 6466 7261 7602 8357 9363 9593 9699 11041 11508 12484 12932 14522 15204 16714 18726 19186 19398 21783 21847 22082 22631 24797 25071 28779 29044 33123 33428 37452 38372 38796 43566 43694 44164 45262 49594 50142 50827 57558 58499 65541 66246 67151 67893 74391 77287 87132 87388 90524 99188 100284 101654 115116 116998 131082 132492 134302 135786 148782 152481 154574 165413 173579 175497 190381 201453 203308 231861 233996 262164 268604 271572 297564 304962 309148 330826 347158 350994 380762 402906 427577 442921 463722 496239 520737 564901 571143 585173 609924 661652 694316 701988 761524 805812 855154 885842 927444 992478 1041474 1129802 1142286 1157891 1170346 1282731 1314241 1328763 1332667 1512617 1694703 1710308 1755519 1771684 1984956 2082948 2259604 2284572 2315782 2340692 2565462 2628482 2657526 2665334 2993039 3025234 3100447 3389406 3473673 3511038 3942723 3954307 3998001 4096211 4537851 4631564 5130924 5256964 5315052 5330668 5986078 6050468 6200894 6778812 6947346 7022076 7885446 7908614 7996002 8192422 8979117 9075702 9199687 9301341 10090193 10588319 11862921 11972156 12288633 12401788 13894692 15770892 15817228 15992004 16384844 17958234 18151404 18399374 18602682 20180386 21176638 22661581 23725842 24577266 26082197 27599061 29939753 30270579 31764957 34458961 35916468 36798748 37205364 40360772 42353276 45323162 47451684 49154532 52164394 55198122 59879506 60541158 63529914 67984743 68917922 70631351 77391437 78246591 80168701 89819259 90646324 103376883 104328788 110396244 119759012 121082316 127059828 135969486 137835844 141262702 154782874 156493182 158631067 160337402 179638518 182575379 206753766 209578271 211894053 232174311 240506103 241212727 271938972 282525404 309565748 312986364 317262134 320674804 359277036 365150758 413507532 419156542 423788106 464348622 475893201 481012206 482425454 541740059 547726137 561180907 628734813 634524268 723638181 730301516 838313084 847576212 928697244 951786402 962024412 964850908 1083480118 1095452274 1122361814 1257469626 1382356441 1447276362 1625220177 1683542721 1826324933 1903572804 2166960236 2190904548 2244723628 2514939252 2764712882 2894552724 3250440354 3367085442 3652649866 4101746161 4147069323 4720877657 5478974799 5529425764 6500880708 6734170884 7305299732 8203492322 8294138646 9441755314 9676495087 10957949598 12305238483 12784274531 14162632971 16406984644 16588277292 18883510628 19352990174 21915899196 24610476966 25568549062 28325265942 28712223127 29029485261 33046143599 38352823593 38705980348 49220953932 51137098124 56650531884 57424446254 58058970522 66092287198 76705647186 86136669381 99138430797 114848892508 116117941044 132184574396 153411294372 172273338762 198276861594 250206515821 344546677524 396553723188 500413031642 750619547463 1000826063284 1501239094926 1751445610747 3002478189852 3502891221494 5254336832241 7005782442988 10508673664482 21017347328964
- Sum of all divisors σ(n): 58805350216704
- Sum of proper divisors (its aliquot sum) s(n): 37788002887740
- 21017347328964 is an abundant number, because the sum of its proper divisors (37788002887740) is greater than itself. Its abundance is 16770655558776
Bases of 21017347328964
- Binary: 1001100011101011110111000010110001011110001002
- Hexadecimal: 0x131D7B858BC4
- Base-36: 7G78HY4EC
Squares and roots of 21017347328964
- 21017347328964 squared (210173473289642) is 441728888746310185233313296
- 21017347328964 cubed (210173473289643) is 9283969480018498290224005276837387105344
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The
square root of 21017347328964 is 4584468.0529985155 -
The
cube root of 21017347328964 is 27596.8364928375
Scales and comparisons
How big is 21017347328964?- 21,017,347,328,964 seconds is equal to 668,286 years, 32 weeks, 6 days, 19 hours, 49 minutes, 24 seconds.
-
To count from 1 to 21,017,347,328,964 would take you about one million, six hundred seventy thousand, seven hundred sixteen 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 21017347328964 cubic inches would be around 2299.7 feet tall.
Recreational maths with 21017347328964
- 21017347328964 backwards is 46982374371012
- The number of decimal digits it has is: 14
- The sum of 21017347328964's digits is 57
- More coming soon!
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