18117129072
18,117,129,072 is an even composite number composed of seven prime numbers multiplied together.
18117129072 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 18117129072:
24 × 3 × 72 × 23 × 53 × 71 × 89
(2 × 2 × 2 × 2 × 3 × 7 × 7 × 23 × 53 × 71 × 89)See below for interesting mathematical facts about the number 18117129072 from the Numbermatics database.
Names of 18117129072
- Cardinal: 18117129072 can be written as Eighteen billion, one hundred seventeen million, one hundred twenty-nine thousand and seventy-two.
Scientific notation
- Scientific notation: 1.8117129072 × 1010
Factors of 18117129072
Divisors of 18117129072
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 23 24 28 42 46 48 49 53 56 69 71 84 89 92 98 106 112 138 142 147 159 161 168 178 184 196 212 213 267 276 284 294 318 322 336 356 368 371 392 424 426 483 497 534 552 568 588 623 636 644 712 742 784 848 852 966 994 1068 1104 1113 1127 1136 1176 1219 1246 1272 1288 1424 1484 1491 1633 1704 1869 1932 1988 2047 2136 2226 2254 2352 2438 2492 2544 2576 2597 2968 2982 3266 3381 3408 3479 3657 3738 3763 3864 3976 4094 4272 4361 4452 4508 4717 4876 4899 4984 5194 5936 5964 6141 6319 6532 6762 6958 7314 7476 7526 7728 7791 7952 8188 8533 8722 8904 9016 9434 9752 9798 9968 10388 10437 11289 11431 11928 12282 12638 13064 13083 13524 13916 14151 14329 14628 14952 15052 15582 16376 17066 17444 17808 18032 18868 18957 19504 19596 20776 20874 22578 22862 23856 24564 25276 25599 26128 26166 26341 27048 27832 28302 28658 29256 29904 30104 31164 32752 33019 34132 34293 34888 37736 37914 39192 41552 41748 42987 44233 45156 45724 49128 50552 51198 52332 52682 54096 55664 56604 57316 58512 59731 60208 62328 66038 68264 68586 69776 75472 75828 78384 79023 80017 83496 85974 86549 88466 90312 91448 98256 99057 100303 101104 102396 104664 105364 108491 113208 114632 119462 124656 132076 132699 136528 137172 145337 151656 158046 160034 166992 171948 173098 176932 179193 180624 182896 184387 198114 200606 204792 209328 210728 216982 226416 229264 231133 238924 240051 259647 264152 265398 274344 290674 300909 303312 309631 316092 320068 325473 334907 343896 346196 353864 358386 368774 396228 401212 409584 421456 433964 436011 462266 477848 480102 519294 528304 530796 548688 553161 581348 601818 605843 619262 632184 640136 650946 669814 687792 692392 693399 707728 716772 737548 759437 792456 802424 867928 872022 924532 928893 955696 960204 1004721 1017359 1038588 1061592 1106322 1162696 1203636 1211686 1238524 1264368 1280272 1301892 1339628 1384784 1386798 1433544 1475096 1518874 1584912 1604848 1735856 1744044 1817529 1849064 1857786 1920408 2009442 2034718 2077176 2123184 2212644 2278311 2325392 2344349 2407272 2423372 2477048 2603784 2679256 2773596 2867088 2950192 3037748 3052077 3488088 3635058 3698128 3715572 3840816 4018884 4069436 4154352 4240901 4425288 4556622 4688698 4814544 4846744 4954096 5207568 5316059 5358512 5547192 6075496 6104154 6976176 7033047 7121513 7270116 7431144 7702861 8037768 8138872 8481802 8850576 9113244 9377396 9693488 10632118 11094384 12150992 12208308 12722703 14066094 14243026 14540232 14862288 15405722 15948177 16075536 16277744 16410443 16963604 18226488 18754792 21264236 21364539 23108583 24416616 25445406 28132188 28486052 29080464 30811444 31896354 32820886 33927208 36452976 37509584 42528472 42729078 46217166 48833232 49231329 50890812 53920027 56264376 56972104 61622888 63792708 65641772 67854416 85056944 85458156 92434332 98462658 101781624 107840054 112528752 113944208 123245776 127585416 131283544 161760081 170916312 184868664 196925316 203563248 215680108 255170832 262567088 323520162 341832624 369737328 377440189 393850632 431360216 647040324 754880378 787701264 862720432 1132320567 1294080648 1509760756 2264641134 2588161296 3019521512 4529282268 6039043024 9058564536 18117129072
- Sum of all divisors σ(n): 59357629440
- Sum of proper divisors (its aliquot sum) s(n): 41240500368
- 18117129072 is an abundant number, because the sum of its proper divisors (41240500368) is greater than itself. Its abundance is 23123371296
Bases of 18117129072
- Binary: 100001101111101110101110011011100002
- Hexadecimal: 0x437DD7370
- Base-36: 8BMGY9C
Squares and roots of 18117129072
- 18117129072 squared (181171290722) is 328230365811507581184
- 18117129072 cubed (181171290723) is 5946591902756858871217046581248
-
The
square root of 18117129072 is 134599.8851113923 -
The
cube root of 18117129072 is 2626.4136456815
Scales and comparisons
How big is 18117129072?- 18,117,129,072 seconds is equal to 576 years, 3 weeks, 3 days, 23 hours, 51 minutes, 12 seconds.
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To count from 1 to 18,117,129,072 would take you about one thousand, one hundred fifty-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 18117129072 cubic inches would be around 218.9 feet tall.
Recreational maths with 18117129072
- 18117129072 backwards is 27092171181
- The number of decimal digits it has is: 11
- The sum of 18117129072's digits is 39
- More coming soon!
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