18421346944
18,421,346,944 is an even composite number composed of seven prime numbers multiplied together.
18421346944 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 18421346944:
27 × 72 × 11 × 13 × 19 × 23 × 47
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 11 × 13 × 19 × 23 × 47)See below for interesting mathematical facts about the number 18421346944 from the Numbermatics database.
Names of 18421346944
- Cardinal: 18421346944 can be written as Eighteen billion, four hundred twenty-one million, three hundred forty-six thousand, nine hundred forty-four.
Scientific notation
- Scientific notation: 1.8421346944 × 1010
Factors of 18421346944
Divisors of 18421346944
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 4 7 8 11 13 14 16 19 22 23 26 28 32 38 44 46 47 49 52 56 64 76 77 88 91 92 94 98 104 112 128 133 143 152 154 161 176 182 184 188 196 208 209 224 247 253 266 286 299 304 308 322 329 352 364 368 376 392 416 418 437 448 494 506 517 532 539 572 598 608 611 616 637 644 658 704 728 736 752 784 832 836 874 893 896 931 988 1001 1012 1034 1064 1078 1081 1127 1144 1196 1216 1222 1232 1274 1288 1316 1408 1456 1463 1472 1504 1568 1664 1672 1729 1748 1771 1786 1862 1976 2002 2024 2068 2093 2128 2156 2162 2254 2288 2303 2392 2432 2444 2464 2548 2576 2632 2717 2912 2926 2944 3008 3059 3136 3289 3344 3458 3496 3542 3572 3619 3724 3952 4004 4048 4136 4186 4256 4277 4312 4324 4508 4576 4606 4784 4807 4888 4928 5096 5152 5264 5434 5681 5824 5852 6016 6118 6251 6272 6578 6688 6721 6916 6992 7007 7084 7144 7238 7448 7567 7904 8008 8096 8272 8372 8512 8554 8624 8648 9016 9152 9212 9568 9614 9776 9823 9856 10192 10241 10304 10528 10868 11362 11609 11648 11704 11891 12103 12236 12397 12502 13156 13376 13442 13832 13984 14014 14053 14168 14288 14476 14651 14896 15134 15808 16016 16192 16544 16744 17024 17108 17248 17296 18032 18304 18424 19019 19136 19228 19552 19646 20384 20482 20539 20608 21056 21413 21736 22724 23023 23218 23408 23782 24206 24472 24794 25004 25333 26312 26752 26884 27664 27968 28028 28106 28336 28576 28952 29302 29792 29939 30268 31616 32032 32384 33088 33488 33649 34216 34496 34592 36064 36848 38038 38272 38456 39104 39292 39767 40768 40964 41078 42112 42826 43472 43757 45448 46046 46436 46816 47047 47564 48412 48944 49588 50008 50666 52624 52969 53768 55328 55936 56056 56212 56672 57152 57904 58604 59584 59878 60536 62491 64064 66176 66976 67298 68432 68761 68992 69184 72128 73696 76076 76912 78208 78584 79534 81263 81536 81928 82156 83237 85652 86944 87514 90896 92092 92872 93632 94094 95128 96824 97888 98371 99176 100016 101332 105248 105938 107536 110656 112112 112424 113344 114304 115808 117208 119168 119756 121072 124982 127699 128128 133133 133952 134596 136864 137522 138368 143773 144256 147392 152152 153824 154583 157168 159068 161161 162526 163856 164312 166474 171304 173888 175028 181792 184184 185744 187264 188188 190256 193648 195776 196742 198352 200032 202664 210496 211876 215072 221312 224224 224848 225929 226688 231616 234416 235543 239512 242144 249964 255398 266266 267007 267904 269192 273728 275044 278369 287546 294784 304304 307648 309166 314336 318136 322322 325052 327712 328624 329329 332948 342608 347776 350056 363584 368368 371488 376376 380512 387296 391552 393484 396704 400064 405328 420992 423752 430144 437437 448448 449696 451858 463232 468832 471086 479024 481327 484288 499928 510796 532532 534014 538384 547456 550088 556738 568841 575092 582659 608608 615296 618332 628672 636272 644644 650104 655424 657248 658658 665896 685216 688597 700112 727168 736736 742976 752752 761024 774592 786968 793408 800128 810656 847504 860288 874874 893893 896896 899392 903716 937664 942172 958048 962654 968576 999856 1006411 1021592 1065064 1068028 1076768 1082081 1100176 1113476 1137682 1150184 1165318 1217216 1236664 1257344 1272544 1289288 1300208 1310848 1314496 1317316 1331792 1370432 1377194 1400224 1473472 1485952 1505504 1522048 1549184 1573936 1581503 1586816 1621312 1695008 1749748 1787786 1798784 1807432 1869049 1875328 1884344 1916096 1925308 1999712 2012822 2043184 2130128 2136056 2153536 2164162 2200352 2226952 2275364 2300368 2330636 2434432 2473328 2545088 2578576 2600416 2628992 2634632 2663584 2740864 2754388 2800448 2937077 2946944 3011008 3062059 3147872 3163006 3242624 3390016 3499496 3575572 3614864 3738098 3768688 3832192 3850616 3999424 4025644 4086368 4260256 4272112 4307072 4328324 4400704 4453904 4550728 4600736 4661272 4946656 5090176 5157152 5200832 5269264 5327168 5508776 5600896 5874154 6022016 6124118 6257251 6295744 6326012 6780032 6998992 7151144 7229728 7476196 7537376 7574567 7701232 7998848 8051288 8172736 8520512 8544224 8656648 8801408 8907808 9101456 9201472 9322544 9893312 10314304 10401664 10538528 10654336 11017552 11070521 11748308 12248236 12514502 12591488 12652024 13083343 13997984 14302288 14459456 14952392 15074752 15149134 15402464 16102576 16345472 17041024 17088448 17313296 17815616 18202912 18402944 18645088 19786624 20559539 20628608 21077056 22035104 22141042 23496616 24496472 25029004 25304048 26166686 27995968 28604576 28918912 29904784 30149504 30298268 30804928 32205152 34176896 34626592 35631232 36405824 37290176 41119078 42154112 44070208 44282084 46993232 48992944 50058008 50608096 52333372 55991936 57209152 59809568 60596536 61609856 64410304 69253184 72811648 74580352 82238156 88140416 88564168 93986464 97985888 100116016 101216192 104666744 114418304 119619136 121193072 128820608 138506368 143916773 164476312 177128336 187972928 195971776 200232032 202432384 209333488 239238272 242386144 287833546 328952624 354256672 375945856 391943552 400464064 418666976 484772288 575667092 657905248 708513344 800928128 837333952 969544576 1151334184 1315810496 1417026688 1674667904 2302668368 2631620992 4605336736 9210673472 18421346944
- Sum of all divisors σ(n): 56260915200
- Sum of proper divisors (its aliquot sum) s(n): 37839568256
- 18421346944 is an abundant number, because the sum of its proper divisors (37839568256) is greater than itself. Its abundance is 19418221312
Bases of 18421346944
- Binary: 100010010011111111101110010100000002
- Hexadecimal: 0x449FF7280
- Base-36: 8GNLE9S
Squares and roots of 18421346944
- 18421346944 squared (184213469442) is 339346023231218139136
- 18421346944 cubed (184213469443) is 6251210828008953272770320400384
-
The
square root of 18421346944 is 135725.2627332141 -
The
cube root of 18421346944 is 2641.0327945609
Scales and comparisons
How big is 18421346944?- 18,421,346,944 seconds is equal to 585 years, 38 weeks, 4 days, 49 minutes, 4 seconds.
-
To count from 1 to 18,421,346,944 would take you about one thousand, one hundred seventy-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 18421346944 cubic inches would be around 220.1 feet tall.
Recreational maths with 18421346944
- 18421346944 backwards is 44964312481
- 18421346944 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18421346944's digits is 46
- More coming soon!
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The information we have on file for 18421346944 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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