21209822400
21,209,822,400 is an even composite number composed of six prime numbers multiplied together.
21209822400 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 21209822400:
26 × 3 × 52 × 13 × 151 × 2251
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 13 × 151 × 2251)See below for interesting mathematical facts about the number 21209822400 from the Numbermatics database.
Names of 21209822400
- Cardinal: 21209822400 can be written as Twenty-one billion, two hundred nine million, eight hundred twenty-two thousand, four hundred.
Scientific notation
- Scientific notation: 2.12098224 × 1010
Factors of 21209822400
Divisors of 21209822400
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 25 26 30 32 39 40 48 50 52 60 64 65 75 78 80 96 100 104 120 130 150 151 156 160 192 195 200 208 240 260 300 302 312 320 325 390 400 416 453 480 520 600 604 624 650 755 780 800 832 906 960 975 1040 1200 1208 1248 1300 1510 1560 1600 1812 1950 1963 2080 2251 2265 2400 2416 2496 2600 3020 3120 3624 3775 3900 3926 4160 4502 4530 4800 4832 5200 5889 6040 6240 6753 7248 7550 7800 7852 9004 9060 9664 9815 10400 11255 11325 11778 12080 12480 13506 14496 15100 15600 15704 18008 18120 19630 20800 22510 22650 23556 24160 27012 28992 29263 29445 30200 31200 31408 33765 36016 36240 39260 45020 45300 47112 48320 49075 54024 56275 58526 58890 60400 62400 62816 67530 72032 72480 78520 87789 90040 90600 94224 98150 108048 112550 117052 117780 120800 125632 135060 144064 144960 146315 147225 157040 168825 175578 180080 181200 188448 196300 216096 225100 234104 235560 241600 270120 292630 294450 314080 337650 339901 351156 360160 362400 376896 392600 432192 438945 450200 468208 471120 540240 585260 588900 628160 675300 679802 702312 720320 724800 731575 785200 877890 900400 936416 942240 1019703 1080480 1170520 1177800 1350600 1359604 1404624 1463150 1570400 1699505 1755780 1800800 1872832 1884480 2039406 2160960 2194725 2341040 2355600 2701200 2719208 2809248 2926300 3140800 3399010 3511560 3601600 4078812 4389450 4418713 4682080 4711200 5098515 5402400 5438416 5618496 5852600 6798020 7023120 8157624 8497525 8778900 8837426 9364160 9422400 10197030 10804800 10876832 11705200 13256139 13596040 14046240 16315248 16995050 17557800 17674852 20394060 21753664 22093565 23410400 25492575 26512278 27192080 28092480 32630496 33990100 35115600 35349704 40788120 44187130 46820800 50985150 53024556 54384160 65260992 66280695 67980200 70231200 70699408 81576240 88374260 101970300 106049112 108768320 110467825 132561390 135960400 140462400 141398816 163152480 176748520 203940600 212098224 220935650 265122780 271920800 282797632 326304960 331403475 353497040 407881200 424196448 441871300 530245560 543841600 662806950 706994080 815762400 848392896 883742600 1060491120 1325613900 1413988160 1631524800 1767485200 2120982240 2651227800 3534970400 4241964480 5302455600 7069940800 10604911200 21209822400
- Sum of all divisors σ(n): 75468447488
- Sum of proper divisors (its aliquot sum) s(n): 54258625088
- 21209822400 is an abundant number, because the sum of its proper divisors (54258625088) is greater than itself. Its abundance is 33048802688
Bases of 21209822400
- Binary: 100111100000011010000110100110000002
- Hexadecimal: 0x4F03434C0
- Base-36: 9QRS3PC
Squares and roots of 21209822400
- 21209822400 squared (212098224002) is 449856566239541760000
- 21209822400 cubed (212098224003) is 9541377875414516586983424000000
-
The
square root of 21209822400 is 145635.9241396161 -
The
cube root of 21209822400 is 2768.0823786281
Scales and comparisons
How big is 21209822400?- 21,209,822,400 seconds is equal to 674 years, 21 weeks, 1 day, 1 hour, 20 minutes.
-
To count from 1 to 21,209,822,400 would take you about one thousand, three hundred forty-eight 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 21209822400 cubic inches would be around 230.7 feet tall.
Recreational maths with 21209822400
- 21209822400 backwards is 00422890212
- 21209822400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21209822400's digits is 30
- More coming soon!
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