12987108225
12,987,108,225 is an odd composite number composed of seven prime numbers multiplied together.
12987108225 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 12987108225:
32 × 52 × 72 × 13 × 31 × 37 × 79
(3 × 3 × 5 × 5 × 7 × 7 × 13 × 31 × 37 × 79)See below for interesting mathematical facts about the number 12987108225 from the Numbermatics database.
Names of 12987108225
- Cardinal: 12987108225 can be written as Twelve billion, nine hundred eighty-seven million, one hundred eight thousand, two hundred twenty-five.
Scientific notation
- Scientific notation: 1.2987108225 × 1010
Factors of 12987108225
Divisors of 12987108225
- Number of divisors d(n): 432
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Complete list of divisors:
1 3 5 7 9 13 15 21 25 31 35 37 39 45 49 63 65 75 79 91 93 105 111 117 147 155 175 185 195 217 225 237 245 259 273 279 315 325 333 395 403 441 455 465 481 525 553 555 585 637 651 711 735 775 777 819 925 975 1027 1085 1147 1185 1209 1225 1295 1365 1395 1443 1519 1575 1659 1665 1813 1911 1953 1975 2015 2205 2275 2325 2331 2405 2449 2765 2775 2821 2923 2925 3081 3185 3255 3367 3441 3555 3627 3675 3871 3885 4095 4329 4557 4977 5135 5425 5439 5733 5735 5925 6045 6475 6825 6975 7189 7215 7347 7595 8029 8295 8325 8463 8769 9065 9243 9555 9765 10075 10101 10323 11025 11613 11655 12025 12245 13671 13825 14105 14615 14911 15405 15925 16275 16317 16835 17143 17205 17775 18135 19355 19425 19747 20461 20475 21567 21645 22041 22785 23569 24087 24885 25389 25675 26307 27195 28665 28675 30225 30303 31837 34839 35945 36075 36735 37975 37999 40145 41475 42315 43845 44733 45325 46215 47775 48825 50323 50505 51429 51615 56203 58065 58275 59241 61225 61383 64701 68355 70525 70707 72261 73075 74555 77025 81585 84175 85715 86025 90613 90675 95511 96775 98735 102305 104377 107835 108225 110205 113925 113997 117845 120001 120435 124425 126945 131535 134199 135975 143227 143325 150969 151515 154287 159185 168609 174195 177723 179725 183675 184149 189995 200725 211575 212121 219225 222859 223665 231075 251615 252525 257145 258075 265993 271839 281015 286533 290325 296205 306915 313131 323505 341775 341991 353535 360003 361305 372775 407925 428575 429681 452907 453065 477555 493675 505827 511525 521885 539175 551025 569985 589225 600005 602175 634291 634725 657675 668577 670995 716135 730639 754845 757575 771435 795925 797979 815517 843045 870975 888615 920745 939393 949975 1060605 1080009 1114295 1118325 1177969 1258075 1285725 1289043 1329965 1359195 1405075 1432665 1481025 1534575 1560013 1565655 1617525 1709955 1767675 1800015 1806525 1861951 1902873 2005731 2148405 2191917 2264535 2265325 2387775 2393937 2529135 2609425 2849925 3000025 3171455 3342885 3354975 3533907 3580675 3653195 3774225 3857175 3989895 4077585 4215225 4440037 4443075 4603725 4680039 4696965 5303025 5400045 5571475 5585853 5708619 5889845 6445215 6575751 6649825 6795975 7163325 7800065 7828275 8245783 8549775 9000075 9309755 9514365 10028655 10601721 10742025 10959585 11322675 11969685 12645675 13320111 14040117 15857275 16714425 16757559 17669535 18265975 19949475 20387925 22200185 23400195 23484825 24737349 27000225 27929265 28543095 29449225 32226075 32878755 39000325 39960333 41228915 46548775 47571825 50143275 53008605 54797925 57720481 59848425 66600555 70200585 74212047 83787795 88347675 111000925 117000975 123686745 139646325 142715475 164393775 173161443 199801665 206144575 265043025 288602405 333002775 351002925 371060235 418938975 519484329 618433725 865807215 999008325 1443012025 1855301175 2597421645 4329036075 12987108225
- Sum of all divisors σ(n): 31284664320
- Sum of proper divisors (its aliquot sum) s(n): 18297556095
- 12987108225 is an abundant number, because the sum of its proper divisors (18297556095) is greater than itself. Its abundance is 5310447870
Bases of 12987108225
- Binary: 11000001100001011110001011100000012
- Hexadecimal: 0x306178B81
- Base-36: 5YS6SU9
Squares and roots of 12987108225
- 12987108225 squared (129871082252) is 168664980047862650625
- 12987108225 cubed (129871082253) is 2190470349649057923602238890625
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The
square root of 12987108225 is 113960.9943138441 -
The
cube root of 12987108225 is 2350.5571773759
Scales and comparisons
How big is 12987108225?- 12,987,108,225 seconds is equal to 412 years, 49 weeks, 2 days, 18 hours, 3 minutes, 45 seconds.
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To count from 1 to 12,987,108,225 would take you about eight hundred twenty-five 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 12987108225 cubic inches would be around 195.9 feet tall.
Recreational maths with 12987108225
- 12987108225 backwards is 52280178921
- 12987108225 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12987108225's digits is 45
- More coming soon!
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The information we have on file for 12987108225 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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