13087389918870

Names of 13087389918870

• Cardinal: 13087389918870 can be written as Thirteen trillion, eighty-seven billion, three hundred eighty-nine million, nine hundred eighteen thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 1.308738991887 × 10¹³

Factors of 13087389918870

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 151

Divisors of 13087389918870

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 30 38 43 45 57 79 86 90 95 114 129 158 171 190 215 237 258 285 342 361 387 395 430 474 570 645 711 722 774 790 817 855 1083 1185 1290 1422 1501 1634 1710 1805 1935 2166 2370 2451 3002 3249 3397 3555 3610 3870 4085 4503 4902 5415 6241 6498 6794 6859 7110 7353 7505 8170 9006 10191 10830 12255 12482 13509 13718 14706 15010 15523 16245 16985 18723 20382 20577 22515 24510 27018 28519 30573 31046 31205 32490 33970 34295 36765 37446 41154 45030 46569 50955 56169 57038 61146 61731 62410 64543 67545 68590 73530 77615 85557 93138 93615 101910 102885 112338 118579 123462 129086 135090 139707 142595 152865 155230 171114 187230 193629 205770 232845 237158 256671 268363 279414 280845 285190 294937 305730 308655 322715 355737 387258 427785 465690 493039 513342 536726 541861 561690 580887 589874 592895 617310 645430 698535 711474 805089 855570 884811 968145 986078 1067211 1083722 1161774 1185790 1226317 1283355 1341815 1397070 1474685 1479117 1610178 1625583 1769622 1778685 1936290 2134422 2253001 2415267 2452634 2465195 2566710 2654433 2683630 2709305 2904435 2949370 2958234 3251166 3557370 3678951 4025445 4424055 4437351 4506002 4830534 4876749 4930390 5098897 5308866 5336055 5418610 5808870 6131585 6759003 7357902 7395585 8050890 8127915 8848110 8874702 9367741 9753498 10197794 10672110 11036853 11265005 12076335 12263170 13272165 13518006 14791170 15296691 16255830 18394755 18735482 20277009 21200677 22073706 22186755 22530010 23300023 24152670 24383745 25494485 26544330 28103223 30593382 33795015 36789510 40554018 42401354 42807019 44373510 45890073 46600046 46838705 48767490 50988970 55184265 56206446 63602031 67590030 69900069 76483455 84309669 85614038 91780146 93677410 96879043 101385045 106003385 110368530 116500115 127204062 128421057 139800138 140516115 152966910 168619338 177987079 190806093 193758086 202770090 209700207 212006770 214035095 229450365 233000230 256842114 281032230 290637129 318010155 349500345 355974158 381612186 385263171 402812863 419400414 421548345 428070190 458900730 484395215 533961237 581274258 636020310 642105285 699000690 770526342 805625726 843096690 871911387 889935395 954030465 968790430 1048501035 1067922474 1208438589 1284210570 1453185645 1601883711 1743822774 1779870790 1840701817 1908060930 1926315855 2014064315 2097002070 2416877178 2669806185 2906371290 3203767422 3381754501 3625315767 3681403634 3852631710 4028128630 4359556935 5339612370 5522105451 6042192945 6763509002 7250631534 7653444397 8009418555 8719113870 9203509085 10145263503 11044210902 12084385890 15306888794 16018837110 16566316353 16908772505 18126578835 18407018170 20290527006 22960333191 27610527255 30435790509 33132632706 33817545010 36253157670 38267221985 45920666382 50726317515 55221054510 60871581018 68880999573 76534443970 82831581765 101452635030 114801665955 137761999146 145415443543 152178952545 165663163530 229603331910 290830887086 304357905090 344404997865 436246330629 688809995730 727077217715 872492661258 1308738991887 1454154435430 2181231653145 2617477983774 4362463306290 6543694959435 13087389918870
• Sum of all divisors σ(n): 37223812454400
• Sum of proper divisors (its aliquot sum) s(n): 24136422535530
• 13087389918870 is an abundant number, because the sum of its proper divisors (24136422535530) is greater than itself. Its abundance is 11049032616660

Bases of 13087389918870

• Binary: 10111110011100100101001110100010011010010110₂
• Hexadecimal: 0xBE7253A2696
• Base-36: 4N09I1UHI

Squares and roots of 13087389918870

• 13087389918870 squared (13087389918870²) is 171279774888540105182076900
• 13087389918870 cubed (13087389918870³) is 2241605199182602750451602666869101103000
• The square root of 13087389918870 is 3617649.7783602547
• The cube root of 13087389918870 is 23565.9171900413

Scales and comparisons

• 13,087,389,918,870 seconds is equal to 416,138 years, 26 weeks, 6 days, 8 hours, 34 minutes, 30 seconds.
• To count from 1 to 13,087,389,918,870 would take you about one million, forty thousand, three hundred forty-six 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 13087389918870 cubic inches would be around 1963.8 feet tall.

Recreational maths with 13087389918870

• 13087389918870 backwards is 07881998378031
• The number of decimal digits it has is: 14
• The sum of 13087389918870's digits is 72
• More coming soon!