18045440720442
18,045,440,720,442 is an even composite number composed of eight prime numbers multiplied together.
18045440720442 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 18045440720442:
2 × 32 × 19 × 31 × 37 × 67 × 757 × 907
(2 × 3 × 3 × 19 × 31 × 37 × 67 × 757 × 907)See below for interesting mathematical facts about the number 18045440720442 from the Numbermatics database.
Names of 18045440720442
- Cardinal: 18045440720442 can be written as Eighteen trillion, forty-five billion, four hundred forty million, seven hundred twenty thousand, four hundred forty-two.
Scientific notation
- Scientific notation: 1.8045440720442 × 1013
Factors of 18045440720442
Divisors of 18045440720442
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 6 9 18 19 31 37 38 57 62 67 74 93 111 114 134 171 186 201 222 279 333 342 402 558 589 603 666 703 757 907 1147 1178 1206 1273 1406 1514 1767 1814 2077 2109 2271 2294 2479 2546 2721 3441 3534 3819 4154 4218 4542 4958 5301 5442 6231 6327 6813 6882 7437 7638 8163 10323 10602 11457 12462 12654 13626 14383 14874 16326 17233 18693 20646 21793 22311 22914 23467 28009 28117 28766 33559 34466 37386 39463 43149 43586 44622 46934 47101 50719 51699 56018 56234 60769 65379 67118 70401 76849 78926 84027 84351 86298 94202 100677 101438 103398 118389 121538 129447 130758 140802 141303 152157 153698 155097 168054 168702 182307 196137 201354 211203 230547 236778 252081 253053 258894 282606 302031 304314 310194 355167 364614 392274 422406 423909 445873 456471 461094 504162 506106 532171 534223 546921 604062 637621 686599 691641 710334 847818 868279 891746 912942 963661 1040329 1064342 1068446 1093842 1154611 1275242 1337619 1373198 1383282 1460131 1572289 1596513 1602669 1736558 1876603 1883839 1912863 1927322 2059797 2080658 2248453 2309222 2604837 2675238 2890983 2920262 3120987 3144578 3193026 3205338 3463833 3753206 3767678 3825726 4012857 4119594 4380393 4496906 4716867 4789539 4808007 5209674 5629809 5651517 5738589 5781966 6179391 6241974 6745359 6927666 7814511 8025714 8672949 8760786 9362961 9433734 9579078 9616014 10391499 11259618 11303034 11477178 12358782 13045381 13141179 13490718 14150601 15629022 16497301 16889427 16954551 17345898 18725922 19766251 20236077 20782998 21284569 25404163 26090762 26282358 28301202 29873491 32994602 33778854 33909102 35655457 35792941 39136143 39532502 40472154 42569138 42720607 46002133 49491903 50808326 58174693 59298753 59746982 63853707 69702043 71310914 71585882 76212489 78272286 85441214 89620473 92004266 98983806 106966371 107378823 116349386 117408429 118597506 127707414 128161821 138006399 139404086 148475709 152424978 174524079 177896259 179240946 191561121 209106129 213932742 214757646 228637467 234816858 256323642 268861419 276012798 296951418 320899113 322136469 349048158 355792518 383122242 384485463 404406811 414019197 418212258 457274934 482679097 523572237 537722838 627318387 641798226 644272938 768970926 787529053 808813622 828038394 874040527 965358194 1047144474 1105319167 1213220433 1254636774 1324338817 1426066123 1448037291 1575058106 1702078921 1748081054 2210638334 2362587159 2426440866 2622121581 2648677634 2852132246 2896074582 3315957501 3404157842 3639661299 3973016451 4278198369 4344111873 4725174318 5106236763 5244243162 6631915002 7087761477 7279322598 7866364743 7946032902 8556396738 8688223746 9947872503 10212473526 11919049353 12834595107 14175522954 14963052007 15318710289 15732729486 19895745006 23838098706 25669190214 27095256337 29926104014 30637420578 32339499499 44889156021 52764446551 54190512674 64678998998 81285769011 89778312042 97018498497 105528893102 134667468063 158293339653 162571538022 194036996994 243857307033 269334936126 291055495491 316586679306 474880018959 487714614066 582110990982 949760037918 1002524484469 2005048968938 3007573453407 6015146906814 9022720360221 18045440720442
- Sum of all divisors σ(n): 44390715432960
- Sum of proper divisors (its aliquot sum) s(n): 26345274712518
- 18045440720442 is an abundant number, because the sum of its proper divisors (26345274712518) is greater than itself. Its abundance is 8299833992076
Bases of 18045440720442
- Binary: 1000001101001100010000001010101111110001110102
- Hexadecimal: 0x106988157E3A
- Base-36: 6E9YLHH6I
Squares and roots of 18045440720442
- 18045440720442 squared (180454407204422) is 325637930794986287996675364
- 18045440720442 cubed (180454407204423) is 5876279976488319498668236777440952590888
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The
square root of 18045440720442 is 4247992.5518345721 -
The
cube root of 18045440720442 is 26229.4488134043
Scales and comparisons
How big is 18045440720442?- 18,045,440,720,442 seconds is equal to 573,789 years, 10 weeks, 1 day, 14 hours, 20 minutes, 42 seconds.
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To count from 1 to 18,045,440,720,442 would take you about one million, four hundred thirty-four thousand, four hundred seventy-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 18045440720442 cubic inches would be around 2185.8 feet tall.
Recreational maths with 18045440720442
- 18045440720442 backwards is 24402704454081
- The number of decimal digits it has is: 14
- The sum of 18045440720442's digits is 45
- More coming soon!
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