21407987384320
21,407,987,384,320 is an even composite number composed of four prime numbers multiplied together.
21407987384320 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21407987384320:
214 × 5 × 79 × 1493
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 79 × 149 × 149 × 149)See below for interesting mathematical facts about the number 21407987384320 from the Numbermatics database.
Names of 21407987384320
- Cardinal: 21407987384320 can be written as Twenty-one trillion, four hundred seven billion, nine hundred eighty-seven million, three hundred eighty-four thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.140798738432 × 1013
Factors of 21407987384320
Divisors of 21407987384320
- Number of divisors d(n): 240
-
Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 64 79 80 128 149 158 160 256 298 316 320 395 512 596 632 640 745 790 1024 1192 1264 1280 1490 1580 2048 2384 2528 2560 2980 3160 4096 4768 5056 5120 5960 6320 8192 9536 10112 10240 11771 11920 12640 16384 19072 20224 20480 22201 23542 23840 25280 38144 40448 40960 44402 47084 47680 50560 58855 76288 80896 81920 88804 94168 95360 101120 111005 117710 152576 161792 177608 188336 190720 202240 222010 235420 305152 323584 355216 376672 381440 404480 444020 470840 610304 647168 710432 753344 762880 808960 888040 941680 1220608 1294336 1420864 1506688 1525760 1617920 1753879 1776080 1883360 2441216 2841728 3013376 3051520 3235840 3307949 3507758 3552160 3766720 5683456 6026752 6103040 6471680 6615898 7015516 7104320 7533440 8769395 11366912 12053504 12206080 13231796 14031032 14208640 15066880 16539745 17538790 22733824 24107008 26463592 28062064 28417280 30133760 33079490 35077580 45467648 48214016 52927184 56124128 56834560 60267520 66158980 70155160 90935296 96428032 105854368 112248256 113669120 120535040 132317960 140310320 181870592 192856064 211708736 224496512 227338240 241070080 261327971 264635920 280620640 363741184 423417472 448993024 454676480 482140160 522655942 529271840 561241280 846834944 897986048 909352960 964280320 1045311884 1058543680 1122482560 1306639855 1693669888 1795972096 1818705920 2090623768 2117087360 2244965120 2613279710 3387339776 3591944192 4181247536 4234174720 4489930240 5226559420 6774679552 7183888384 8362495072 8468349440 8979860480 10453118840 13549359104 14367776768 16724990144 16936698880 17959720960 20906237680 27098718208 28735553536 33449980288 33873397760 35919441920 41812475360 54197436416 66899960576 67746795520 71838883840 83624950720 133799921152 135493591040 143677767680 167249901440 267599842304 270987182080 334499802880 535199684608 668999605760 1070399369216 1337999211520 2140798738432 2675998423040 4281597476864 5351996846080 10703993692160 21407987384320
- Sum of all divisors σ(n): 52379491248000
- Sum of proper divisors (its aliquot sum) s(n): 30971503863680
- 21407987384320 is an abundant number, because the sum of its proper divisors (30971503863680) is greater than itself. Its abundance is 9563516479360
Bases of 21407987384320
- Binary: 1001101111000011011110111101111000000000000002
- Hexadecimal: 0x13786F7BC000
- Base-36: 7L6OYY874
Squares and roots of 21407987384320
- 21407987384320 squared (214079873843202) is 458301923847204275381862400
- 21407987384320 cubed (214079873843203) is 9811321803930534486676877409746157568000
-
The
square root of 21407987384320 is 4626876.6337908773 -
The
cube root of 21407987384320 is 27766.7647027603
Scales and comparisons
How big is 21407987384320?- 21,407,987,384,320 seconds is equal to 680,707 years, 40 weeks, 3 days, 18 hours, 18 minutes, 40 seconds.
-
To count from 1 to 21,407,987,384,320 would take you about one million, seven hundred one thousand, seven hundred sixty-nine 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 21407987384320 cubic inches would be around 2313.9 feet tall.
Recreational maths with 21407987384320
- 21407987384320 backwards is 02348378970412
- The number of decimal digits it has is: 14
- The sum of 21407987384320's digits is 58
- More coming soon!
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