21244369920
21,244,369,920 is an even composite number composed of six prime numbers multiplied together.
21244369920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred fifty-two divisors.
Prime factorization of 21244369920:
210 × 3 × 5 × 29 × 37 × 1289
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 29 × 37 × 1289)See below for interesting mathematical facts about the number 21244369920 from the Numbermatics database.
Names of 21244369920
- Cardinal: 21244369920 can be written as Twenty-one billion, two hundred forty-four million, three hundred sixty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.124436992 × 1010
Factors of 21244369920
Divisors of 21244369920
- Number of divisors d(n): 352
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 37 40 48 58 60 64 74 80 87 96 111 116 120 128 145 148 160 174 185 192 222 232 240 256 290 296 320 348 370 384 435 444 464 480 512 555 580 592 640 696 740 768 870 888 928 960 1024 1073 1110 1160 1184 1280 1289 1392 1480 1536 1740 1776 1856 1920 2146 2220 2320 2368 2560 2578 2784 2960 3072 3219 3480 3552 3712 3840 3867 4292 4440 4640 4736 5120 5156 5365 5568 5920 6438 6445 6960 7104 7424 7680 7734 8584 8880 9280 9472 10312 10730 11136 11840 12876 12890 13920 14208 14848 15360 15468 16095 17168 17760 18560 18944 19335 20624 21460 22272 23680 25752 25780 27840 28416 29696 30936 32190 34336 35520 37120 37381 37888 38670 41248 42920 44544 47360 47693 51504 51560 55680 56832 61872 64380 68672 71040 74240 74762 77340 82496 85840 89088 94720 95386 103008 103120 111360 112143 113664 123744 128760 137344 142080 143079 148480 149524 154680 164992 171680 186905 189440 190772 206016 206240 222720 224286 238465 247488 257520 274688 284160 286158 299048 309360 329984 343360 373810 381544 412032 412480 445440 448572 476930 494976 515040 549376 560715 568320 572316 598096 618720 659968 686720 715395 747620 763088 824064 824960 897144 953860 989952 1030080 1098752 1121430 1144632 1196192 1237440 1319936 1373440 1383097 1430790 1495240 1526176 1648128 1649920 1794288 1907720 1979904 2060160 2242860 2289264 2392384 2474880 2746880 2766194 2861580 2990480 3052352 3296256 3299840 3588576 3815440 3959808 4120320 4149291 4485720 4578528 4784768 4949760 5493760 5532388 5723160 5980960 6104704 6599680 6915485 7177152 7630880 8240640 8298582 8971440 9157056 9569536 9899520 11064776 11446320 11961920 12209408 13830970 14354304 15261760 16481280 16597164 17942880 18314112 19139072 19799040 20746455 22129552 22892640 23923840 24418816 27661940 28708608 30523520 33194328 35885760 36628224 38278144 41492910 44259104 45785280 47847680 48837632 55323880 57417216 61047040 66388656 71771520 73256448 82985820 88518208 91570560 95695360 110647760 114834432 122094080 132777312 143543040 146512896 165971640 177036416 183141120 191390720 221295520 244188160 265554624 287086080 331943280 354072832 366282240 442591040 531109248 574172160 663886560 708145664 732564480 885182080 1062218496 1327773120 1416291328 1770364160 2124436992 2655546240 3540728320 4248873984 5311092480 7081456640 10622184960 21244369920
- Sum of all divisors σ(n): 72247636800
- Sum of proper divisors (its aliquot sum) s(n): 51003266880
- 21244369920 is an abundant number, because the sum of its proper divisors (51003266880) is greater than itself. Its abundance is 29758896960
Bases of 21244369920
- Binary: 100111100100100001101011100000000002
- Hexadecimal: 0x4F2435C00
- Base-36: 9RCCKQO
Squares and roots of 21244369920
- 21244369920 squared (212443699202) is 451323253297800806400
- 21244369920 cubed (212443699203) is 9588078146556340253635903488000
-
The
square root of 21244369920 is 145754.4850767893 -
The
cube root of 21244369920 is 2769.5844893655
Scales and comparisons
How big is 21244369920?- 21,244,369,920 seconds is equal to 675 years, 26 weeks, 1 day, 21 hours, 52 minutes.
-
To count from 1 to 21,244,369,920 would take you about one thousand, three hundred fifty-one 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 21244369920 cubic inches would be around 230.8 feet tall.
Recreational maths with 21244369920
- 21244369920 backwards is 02996344212
- The number of decimal digits it has is: 11
- The sum of 21244369920's digits is 42
- More coming soon!
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