21427949400
21,427,949,400 is an even composite number composed of six prime numbers multiplied together.
What does the number 21427949400 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 288 divisors.
21427949400 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 21427949400:
23 × 3 × 52 × 11 × 132 × 19211
(2 × 2 × 2 × 3 × 5 × 5 × 11 × 13 × 13 × 19211)See below for interesting mathematical facts about the number 21427949400 from the Numbermatics database.
Names of 21427949400
- Cardinal: 21427949400 can be written as Twenty-one billion, four hundred twenty-seven million, nine hundred forty-nine thousand, four hundred.
Scientific notation
- Scientific notation: 2.14279494 × 1010
Factors of 21427949400
Divisors of 21427949400
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 13 15 20 22 24 25 26 30 33 39 40 44 50 52 55 60 65 66 75 78 88 100 104 110 120 130 132 143 150 156 165 169 195 200 220 260 264 275 286 300 312 325 330 338 390 429 440 507 520 550 572 600 650 660 676 715 780 825 845 858 975 1014 1100 1144 1300 1320 1352 1430 1560 1650 1690 1716 1859 1950 2028 2145 2200 2535 2600 2860 3300 3380 3432 3575 3718 3900 4056 4225 4290 5070 5577 5720 6600 6760 7150 7436 7800 8450 8580 9295 10140 10725 11154 12675 14300 14872 16900 17160 18590 19211 20280 21450 22308 25350 27885 28600 33800 37180 38422 42900 44616 46475 50700 55770 57633 74360 76844 85800 92950 96055 101400 111540 115266 139425 153688 185900 192110 211321 223080 230532 249743 278850 288165 371800 384220 422642 461064 480275 499486 557700 576330 633963 749229 768440 845284 960550 998972 1056605 1115400 1152660 1248715 1267926 1440825 1498458 1690568 1921100 1997944 2113210 2305320 2497430 2535852 2747173 2881650 2996916 3169815 3246659 3746145 3842200 4226420 4994860 5071704 5283025 5494346 5763300 5993832 6243575 6339630 6493318 7492290 8241519 8452840 9739977 9989720 10566050 10988692 11526600 12487150 12679260 12986636 13735865 14984580 15849075 16233295 16483038 18730725 19479954 21132100 21977384 24974300 25358520 25973272 27471730 29969160 31698150 32466590 32966076 35713249 37461450 38959908 41207595 42264200 48699885 49948600 54943460 63396300 64933180 65932152 68679325 71426498 74922900 77919816 81166475 82415190 97399770 107139747 109886920 126792600 129866360 137358650 142852996 149845800 162332950 164830380 178566245 194799540 206037975 214279494 243499425 274717300 285705992 324665900 329660760 357132490 389599080 412075950 428558988 486998850 535698735 549434600 649331800 714264980 824151900 857117976 892831225 973997700 1071397470 1428529960 1648303800 1785662450 1947995400 2142794940 2678493675 3571324900 4285589880 5356987350 7142649800 10713974700 21427949400
- Sum of all divisors σ(n): 78472566720
- Sum of proper divisors (its aliquot sum) s(n): 57044617320
- 21427949400 is an abundant number, because the sum of its proper divisors (57044617320) is greater than itself. Its abundance is 35616667920
Bases of 21427949400
- Binary: 100111111010011010010001111010110002
- Hexadecimal: 0x4FD348F58
- Base-36: 9UDNBKO
Squares and roots of 21427949400
- 21427949400 squared (214279494002) is 459157015488960360000
- 21427949400 cubed (214279494003) is 9838793294552458852685784000000
-
The
square root of 21427949400 is 146382.8862948125 -
The
cube root of 21427949400 is 2777.5392454493
Scales and comparisons
How big is 21427949400?- 21,427,949,400 seconds is equal to 681 years, 17 weeks, 5 days, 16 hours, 10 minutes.
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To count from 1 to 21,427,949,400 would take you about one thousand, three hundred sixty-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 21427949400 cubic inches would be around 231.5 feet tall.
Recreational maths with 21427949400
- 21427949400 backwards is 00494972412
- The number of decimal digits it has is: 11
- The sum of 21427949400's digits is 42
- More coming soon!
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