21320899200
21,320,899,200 is an even composite number composed of five prime numbers multiplied together.
21320899200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21320899200:
27 × 32 × 52 × 79 × 9371
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 79 × 9371)See below for interesting mathematical facts about the number 21320899200 from the Numbermatics database.
Names of 21320899200
- Cardinal: 21320899200 can be written as Twenty-one billion, three hundred twenty million, eight hundred ninety-nine thousand, two hundred.
Scientific notation
- Scientific notation: 2.13208992 × 1010
Factors of 21320899200
Divisors of 21320899200
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 79 80 90 96 100 120 128 144 150 158 160 180 192 200 225 237 240 288 300 316 320 360 384 395 400 450 474 480 576 600 632 640 711 720 790 800 900 948 960 1152 1185 1200 1264 1422 1440 1580 1600 1800 1896 1920 1975 2370 2400 2528 2844 2880 3160 3200 3555 3600 3792 3950 4740 4800 5056 5688 5760 5925 6320 7110 7200 7584 7900 9371 9480 9600 10112 11376 11850 12640 14220 14400 15168 15800 17775 18742 18960 22752 23700 25280 28113 28440 28800 30336 31600 35550 37484 37920 45504 46855 47400 50560 56226 56880 63200 71100 74968 75840 84339 91008 93710 94800 112452 113760 126400 140565 142200 149936 151680 168678 187420 189600 224904 227520 234275 252800 281130 284400 299872 337356 374840 379200 421695 449808 455040 468550 562260 568800 599744 674712 702825 740309 749680 758400 843390 899616 937100 1124520 1137600 1199488 1349424 1405650 1480618 1499360 1686780 1799232 1874200 2108475 2220927 2249040 2275200 2698848 2811300 2961236 2998720 3373560 3598464 3701545 3748400 4216950 4441854 4498080 5397696 5622600 5922472 5997440 6662781 6747120 7403090 7496800 8433900 8883708 8996160 10795392 11104635 11245200 11844944 13325562 13494240 14806180 14993600 16867800 17767416 17992320 18507725 22209270 22490400 23689888 26651124 26988480 29612360 29987200 33313905 33735600 35534832 37015450 44418540 44980800 47379776 53302248 53976960 55523175 59224720 66627810 67471200 71069664 74030900 88837080 89961600 94759552 106604496 111046350 118449440 133255620 134942400 142139328 148061800 166569525 177674160 213208992 222092700 236898880 266511240 269884800 284278656 296123600 333139050 355348320 426417984 444185400 473797760 533022480 592247200 666278100 710696640 852835968 888370800 1066044960 1184494400 1332556200 1421393280 1776741600 2132089920 2368988800 2665112400 3553483200 4264179840 5330224800 7106966400 10660449600 21320899200
- Sum of all divisors σ(n): 77049086400
- Sum of proper divisors (its aliquot sum) s(n): 55728187200
- 21320899200 is an abundant number, because the sum of its proper divisors (55728187200) is greater than itself. Its abundance is 34407288000
Bases of 21320899200
- Binary: 100111101101101001100011010100000002
- Hexadecimal: 0x4F6D31A80
- Base-36: 9SLWV40
Squares and roots of 21320899200
- 21320899200 squared (213208992002) is 454580742696560640000
- 21320899200 cubed (213208992003) is 9692070193294505592127488000000
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The
square root of 21320899200 is 146016.7771182477 -
The
cube root of 21320899200 is 2772.9061585237
Scales and comparisons
How big is 21320899200?- 21,320,899,200 seconds is equal to 677 years, 48 weeks, 5 days, 16 hours.
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To count from 1 to 21,320,899,200 would take you about one thousand, three hundred fifty-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 21320899200 cubic inches would be around 231.1 feet tall.
Recreational maths with 21320899200
- 21320899200 backwards is 00299802312
- 21320899200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21320899200's digits is 36
- More coming soon!
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