21031903200
21,031,903,200 is an even composite number composed of six prime numbers multiplied together.
21031903200 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21031903200:
25 × 3 × 52 × 7 × 11 × 113809
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 7 × 11 × 113809)See below for interesting mathematical facts about the number 21031903200 from the Numbermatics database.
Names of 21031903200
- Cardinal: 21031903200 can be written as Twenty-one billion, thirty-one million, nine hundred three thousand, two hundred.
Scientific notation
- Scientific notation: 2.10319032 × 1010
Factors of 21031903200
Divisors of 21031903200
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 25 28 30 32 33 35 40 42 44 48 50 55 56 60 66 70 75 77 80 84 88 96 100 105 110 112 120 132 140 150 154 160 165 168 175 176 200 210 220 224 231 240 264 275 280 300 308 330 336 350 352 385 400 420 440 462 480 525 528 550 560 600 616 660 672 700 770 800 825 840 880 924 1050 1056 1100 1120 1155 1200 1232 1320 1400 1540 1650 1680 1760 1848 1925 2100 2200 2310 2400 2464 2640 2800 3080 3300 3360 3696 3850 4200 4400 4620 5280 5600 5775 6160 6600 7392 7700 8400 8800 9240 11550 12320 13200 15400 16800 18480 23100 26400 30800 36960 46200 61600 92400 113809 184800 227618 341427 455236 569045 682854 796663 910472 1138090 1251899 1365708 1593326 1707135 1820944 2276180 2389989 2503798 2731416 2845225 3186652 3414270 3641888 3755697 3983315 4552360 4779978 5007596 5462832 5690450 6259495 6373304 6828540 7511394 7966630 8535675 8763293 9104720 9559956 10015192 10925664 11380900 11949945 12518990 12746608 13657080 15022788 15933260 17071350 17526586 18209440 18778485 19119912 19916575 20030384 22761800 23899890 25037980 25493216 26289879 27314160 30045576 31297475 31866520 34142700 35053172 37556970 38239824 39833150 40060768 43816465 45523600 47799780 50075960 52579758 54628320 59749725 60091152 62594950 63733040 68285400 70106344 75113940 76479648 79666300 87632930 91047200 93892425 95599560 100151920 105159516 119499450 120182304 125189900 127466080 131449395 136570800 140212688 150227880 159332600 175265860 187784850 191199120 200303840 210319032 219082325 238998900 250379800 262898790 273141600 280425376 300455760 318665200 350531720 375569700 382398240 420638064 438164650 477997800 500759600 525797580 600911520 637330400 657246975 701063440 751139400 841276128 876329300 955995600 1001519200 1051595160 1314493950 1402126880 1502278800 1752658600 1911991200 2103190320 2628987900 3004557600 3505317200 4206380640 5257975800 7010634400 10515951600 21031903200
- Sum of all divisors σ(n): 85352037120
- Sum of proper divisors (its aliquot sum) s(n): 64320133920
- 21031903200 is an abundant number, because the sum of its proper divisors (64320133920) is greater than itself. Its abundance is 43288230720
Bases of 21031903200
- Binary: 100111001011001100101011111111000002
- Hexadecimal: 0x4E5995FE0
- Base-36: 9NTUODC
Squares and roots of 21031903200
- 21031903200 squared (210319032002) is 442340952214170240000
- 21031903200 cubed (210319032003) is 9303272088364254156000768000000
-
The
square root of 21031903200 is 145023.8021843311 -
The
cube root of 21031903200 is 2760.3205886795
Scales and comparisons
How big is 21031903200?- 21,031,903,200 seconds is equal to 668 years, 38 weeks, 6 days, 19 hours, 20 minutes.
-
To count from 1 to 21,031,903,200 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 21031903200 cubic inches would be around 230 feet tall.
Recreational maths with 21031903200
- 21031903200 backwards is 00230913012
- 21031903200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21031903200's digits is 21
- More coming soon!
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