12838426446755

Names of 12838426446755

• Cardinal: 12838426446755 can be written as Twelve trillion, eight hundred thirty-eight billion, four hundred twenty-six million, four hundred forty-six thousand, seven hundred fifty-five.

Scientific notation

• Scientific notation: 1.2838426446755 × 10¹³

Factors of 12838426446755

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1067

Divisors of 12838426446755

• Number of divisors d(n): 288
• Complete list of divisors:
  1 5 7 13 31 35 49 65 73 91 155 169 181 217 245 365 403 455 511 637 757 845 905 949 1085 1183 1267 1519 2015 2263 2353 2555 2821 3185 3577 3785 4745 5239 5299 5611 5915 6335 6643 7595 8281 8869 9841 11315 11765 12337 13213 14105 15841 16471 17885 19747 23467 26195 26495 28055 29419 30589 33215 36673 37093 39277 41405 44345 46501 49205 55261 61685 66065 68887 72943 79205 82355 86359 92491 98735 110887 115297 117335 127933 137017 147095 152945 164269 171769 183365 185465 196385 205933 214123 232505 256711 274939 276305 305071 344435 364715 382447 386827 409603 431795 462455 482209 510601 554435 576485 604513 639665 647437 685085 718393 821345 858845 895531 948259 959119 1029665 1070615 1149883 1202383 1283555 1374695 1441531 1498861 1525355 1713091 1781221 1912235 1934135 2048015 2135497 2232997 2411045 2553005 2677129 2707789 2867221 3022565 3237185 3574207 3591965 3965923 4247527 4477655 4741295 4795595 5028751 5324839 5749415 6011915 6268717 6637813 6713833 7207655 7494305 8416681 8565455 8906105 9339109 10002241 10677485 11164985 11991637 12468547 13385645 13538945 14336105 14948479 15630979 17871035 18739903 19829615 20070547 21237635 22270183 23155873 25143755 26624195 27761461 29732689 31343585 33189065 33569165 35201257 37273873 42083405 46464691 46695545 50011205 55217851 59958185 62342735 65373763 69222907 70015687 74742395 78154895 83941459 87279829 93699515 100352735 109416853 111350915 115779365 130029133 138807305 148663445 155891281 162091111 176006285 186369365 194330227 208128823 232323455 260917111 276089255 289512379 310069471 326868815 346114535 350078435 386524957 419707295 436399145 457616341 484560349 490109809 547084265 650145665 717832063 779456405 810455555 910203931 971651135 1040644115 1091238967 1134637777 1304585555 1447561895 1550347355 1690378729 1932624785 2026586653 2170486297 2288081705 2422801745 2450549045 2705674699 3391922443 3589160315 4030903123 4551019655 5024824441 5456194835 5673188885 6371427517 8451893645 10132933265 10852431485 11832651103 13528373495 14186106571 15193404079 16959612215 20154515615 25124122205 28216321861 31857137585 35173771087 52401740599 59163255515 70930532855 75967020395 82828557721 141081609305 175868855435 197514253027 262008702995 366812184193 414142788605 987571265135 1834060920965 2567685289351 12838426446755
• Sum of all divisors σ(n): 20445582463488
• Sum of proper divisors (its aliquot sum) s(n): 7607156016733
• 12838426446755 is a deficient number, because the sum of its proper divisors (7607156016733) is less than itself. Its deficiency is 5231270430022

Bases of 12838426446755

• Binary: 10111010110100101101110110010000101110100011₂
• Hexadecimal: 0xBAD2DD90BA3
• Base-36: 4JTW3MLYB

Squares and roots of 12838426446755

• 12838426446755 squared (12838426446755²) is 164825193628738214850030025
• 12838426446755 cubed (12838426446755³) is 2116096124974706424331152749065813818875
• The square root of 12838426446755 is 3583074.9987622363
• The cube root of 12838426446755 is 23415.5267728033

Scales and comparisons

• 12,838,426,446,755 seconds is equal to 408,222 years, 12 weeks, 6 days, 16 hours, 32 minutes, 35 seconds.
• To count from 1 to 12,838,426,446,755 would take you about one million, twenty thousand, five hundred fifty-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 12838426446755 cubic inches would be around 1951.3 feet tall.

Recreational maths with 12838426446755

• 12838426446755 backwards is 55764462483821
• 12838426446755 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12838426446755's digits is 65
• More coming soon!