21001315200
21,001,315,200 is an even composite number composed of six prime numbers multiplied together.
21001315200 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 21001315200:
27 × 3 × 52 × 41 × 229 × 233
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 41 × 229 × 233)See below for interesting mathematical facts about the number 21001315200 from the Numbermatics database.
Names of 21001315200
- Cardinal: 21001315200 can be written as Twenty-one billion, one million, three hundred fifteen thousand, two hundred.
Scientific notation
- Scientific notation: 2.10013152 × 1010
Factors of 21001315200
Divisors of 21001315200
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 41 48 50 60 64 75 80 82 96 100 120 123 128 150 160 164 192 200 205 229 233 240 246 300 320 328 384 400 410 458 466 480 492 600 615 640 656 687 699 800 820 916 932 960 984 1025 1145 1165 1200 1230 1312 1374 1398 1600 1640 1832 1864 1920 1968 2050 2290 2330 2400 2460 2624 2748 2796 3075 3200 3280 3435 3495 3664 3728 3936 4100 4580 4660 4800 4920 5248 5496 5592 5725 5825 6150 6560 6870 6990 7328 7456 7872 8200 9160 9320 9389 9553 9600 9840 10992 11184 11450 11650 12300 13120 13740 13980 14656 14912 15744 16400 17175 17475 18320 18640 18778 19106 19680 21984 22368 22900 23300 24600 26240 27480 27960 28167 28659 29312 29824 32800 34350 34950 36640 37280 37556 38212 39360 43968 44736 45800 46600 46945 47765 49200 53357 54960 55920 56334 57318 65600 68700 69900 73280 74560 75112 76424 78720 87936 89472 91600 93200 93890 95530 98400 106714 109920 111840 112668 114636 131200 137400 139800 140835 143295 146560 149120 150224 152848 160071 183200 186400 187780 191060 196800 213428 219840 223680 225336 229272 234725 238825 266785 274800 279600 281670 286590 300448 305696 320142 366400 372800 375560 382120 393600 426856 439680 447360 450672 458544 469450 477650 533570 549600 559200 563340 573180 600896 611392 640284 704175 716475 732800 745600 751120 764240 800355 853712 901344 917088 938900 955300 1067140 1099200 1118400 1126680 1146360 1201792 1222784 1280568 1333925 1408350 1432950 1502240 1528480 1600710 1707424 1802688 1834176 1877800 1910600 2134280 2187637 2198400 2236800 2253360 2292720 2561136 2667850 2816700 2865900 3004480 3056960 3201420 3414848 3605376 3668352 3755600 3821200 4001775 4268560 4375274 4506720 4585440 5122272 5335700 5633400 5731800 6008960 6113920 6402840 6562911 6829696 7511200 7642400 8003550 8537120 8750548 9013440 9170880 10244544 10671400 10938185 11266800 11463600 12805680 13125822 15022400 15284800 16007100 17074240 17501096 18026880 18341760 20489088 21342800 21876370 22533600 22927200 25611360 26251644 30044800 30569600 32014200 32814555 34148480 35002192 42685600 43752740 45067200 45854400 51222720 52503288 54690925 64028400 65629110 70004384 85371200 87505480 90134400 91708800 102445440 105006576 109381850 128056800 131258220 140008768 164072775 170742400 175010960 210013152 218763700 256113600 262516440 280017536 328145550 350021920 420026304 437527400 512227200 525032880 656291100 700043840 840052608 875054800 1050065760 1312582200 1400087680 1750109600 2100131520 2625164400 3500219200 4200263040 5250328800 7000438400 10500657600 21001315200
- Sum of all divisors σ(n): 71475112800
- Sum of proper divisors (its aliquot sum) s(n): 50473797600
- 21001315200 is an abundant number, because the sum of its proper divisors (50473797600) is greater than itself. Its abundance is 29472482400
Bases of 21001315200
- Binary: 100111000111100011010100011100000002
- Hexadecimal: 0x4E3C6A380
- Base-36: 9NBN2IO
Squares and roots of 21001315200
- 21001315200 squared (210013152002) is 441055240129751040000
- 21001315200 cubed (210013152003) is 9262740118576590488567808000000
-
The
square root of 21001315200 is 144918.3052619647 -
The
cube root of 21001315200 is 2758.9817710055
Scales and comparisons
How big is 21001315200?- 21,001,315,200 seconds is equal to 667 years, 40 weeks, 2 days, 18 hours, 40 minutes.
-
To count from 1 to 21,001,315,200 would take you about one thousand, three hundred thirty-five 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 21001315200 cubic inches would be around 229.9 feet tall.
Recreational maths with 21001315200
- 21001315200 backwards is 00251310012
- 21001315200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21001315200's digits is 15
- More coming soon!
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