21264403200
21,264,403,200 is an even composite number composed of five prime numbers multiplied together.
21264403200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 21264403200:
28 × 3 × 52 × 372 × 809
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 37 × 37 × 809)See below for interesting mathematical facts about the number 21264403200 from the Numbermatics database.
Names of 21264403200
- Cardinal: 21264403200 can be written as Twenty-one billion, two hundred sixty-four million, four hundred three thousand, two hundred.
Scientific notation
- Scientific notation: 2.12644032 × 1010
Factors of 21264403200
Divisors of 21264403200
- Number of divisors d(n): 324
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 37 40 48 50 60 64 74 75 80 96 100 111 120 128 148 150 160 185 192 200 222 240 256 296 300 320 370 384 400 444 480 555 592 600 640 740 768 800 809 888 925 960 1110 1184 1200 1280 1369 1480 1600 1618 1776 1850 1920 2220 2368 2400 2427 2738 2775 2960 3200 3236 3552 3700 3840 4045 4107 4440 4736 4800 4854 5476 5550 5920 6400 6472 6845 7104 7400 8090 8214 8880 9472 9600 9708 10952 11100 11840 12135 12944 13690 14208 14800 16180 16428 17760 19200 19416 20225 20535 21904 22200 23680 24270 25888 27380 28416 29600 29933 32360 32856 34225 35520 38832 40450 41070 43808 44400 47360 48540 51776 54760 59200 59866 60675 64720 65712 68450 71040 77664 80900 82140 87616 88800 89799 97080 102675 103552 109520 118400 119732 121350 129440 131424 136900 142080 149665 155328 161800 164280 175232 177600 179598 194160 205350 207104 219040 236800 239464 242700 258880 262848 273800 299330 310656 323600 328560 350464 355200 359196 388320 410700 438080 448995 478928 485400 517760 525696 547600 598660 621312 647200 657120 710400 718392 748325 776640 821400 876160 897990 957856 970800 1035520 1051392 1095200 1107521 1197320 1294400 1314240 1436784 1496650 1553280 1642800 1752320 1795980 1915712 1941600 2190400 2215042 2244975 2394640 2588800 2628480 2873568 2993300 3106560 3285600 3322563 3591960 3831424 3883200 4380800 4430084 4489950 4789280 5177600 5256960 5537605 5747136 5986600 6571200 6645126 7183920 7662848 7766400 8761600 8860168 8979900 9578560 11075210 11494272 11973200 13142400 13290252 14367840 15532800 16612815 17720336 17959800 19157120 22150420 22988544 23946400 26284800 26580504 27688025 28735680 33225630 35440672 35919600 38314240 44300840 47892800 53161008 55376050 57471360 66451260 70881344 71839200 83064075 88601680 95785600 106322016 110752100 114942720 132902520 141762688 143678400 166128150 177203360 191571200 212644032 221504200 265805040 283525376 287356800 332256300 354406720 425288064 443008400 531610080 574713600 664512600 708813440 850576128 886016800 1063220160 1329025200 1417626880 1772033600 2126440320 2658050400 3544067200 4252880640 5316100800 7088134400 10632201600 21264403200
- Sum of all divisors σ(n): 72214049880
- Sum of proper divisors (its aliquot sum) s(n): 50949646680
- 21264403200 is an abundant number, because the sum of its proper divisors (50949646680) is greater than itself. Its abundance is 29685243480
Bases of 21264403200
- Binary: 100111100110111010100001011000000002
- Hexadecimal: 0x4F3750B00
- Base-36: 9RO9YIO
Squares and roots of 21264403200
- 21264403200 squared (212644032002) is 452174843452170240000
- 21264403200 cubed (212644032003) is 9615228188063827898400768000000
-
The
square root of 21264403200 is 145823.1915711627 -
The
cube root of 21264403200 is 2770.4547815985
Scales and comparisons
How big is 21264403200?- 21,264,403,200 seconds is equal to 676 years, 7 weeks, 2 days, 18 hours, 40 minutes.
-
To count from 1 to 21,264,403,200 would take you about one thousand, three hundred fifty-two 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 21264403200 cubic inches would be around 230.9 feet tall.
Recreational maths with 21264403200
- 21264403200 backwards is 00230446212
- 21264403200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21264403200's digits is 24
- More coming soon!
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