12181984189440

Names of 12181984189440

• Cardinal: 12181984189440 can be written as Twelve trillion, one hundred eighty-one billion, nine hundred eighty-four million, one hundred eighty-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.218198418944 × 10¹³

Factors of 12181984189440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 61007556

Divisors of 12181984189440

• Number of divisors d(n): 176
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 128 130 156 160 192 195 208 240 256 260 312 320 384 390 416 480 512 520 624 640 768 780 832 960 1024 1040 1248 1280 1536 1560 1664 1920 2080 2496 2560 3072 3120 3328 3840 4160 4992 5120 6240 6656 7680 8320 9984 12480 13312 15360 16640 19968 24960 33280 39936 49920 66560 99840 199680 61007533 122015066 183022599 244030132 305037665 366045198 488060264 610075330 732090396 793097929 915112995 976120528 1220150660 1464180792 1586195858 1830225990 1952241056 2379293787 2440301320 2928361584 3172391716 3660451980 3904482112 3965489645 4758587574 4880602640 5856723168 6344783432 7320903960 7808964224 7930979290 9517175148 9761205280 11713446336 11896468935 12689566864 14641807920 15617928448 15861958580 19034350296 19522410560 23426892672 23792937870 25379133728 29283615840 31235856896 31723917160 38068700592 39044821120 46853785344 47585875740 50758267456 58567231680 62471713792 63447834320 76137401184 78089642240 93707570688 95171751480 101516534912 117134463360 126895668640 152274802368 156179284480 187415141376 190343502960 203033069824 234268926720 253791337280 304549604736 312358568960 380687005920 406066139648 468537853440 507582674560 609099209472 761374011840 812132279296 937075706880 1015165349120 1218198418944 1522748023680 2030330698240 2436396837888 3045496047360 4060661396480 6090992094720 12181984189440
• Sum of all divisors σ(n): 41960493824928
• Sum of proper divisors (its aliquot sum) s(n): 29778509635488
• 12181984189440 is an abundant number, because the sum of its proper divisors (29778509635488) is greater than itself. Its abundance is 17596525446048

Bases of 12181984189440

• Binary: 10110001010001010110110101110001110000000000₂
• Hexadecimal: 0xB1456D71C00
• Base-36: 4BGBQUUIO

Squares and roots of 12181984189440

• 12181984189440 squared (12181984189440²) is 148400738791766133807513600
• 12181984189440 cubed (12181984189440³) is 1807815453662510330497166143477776384000
• The square root of 12181984189440 is 3490269.9307417471
• The cube root of 12181984189440 is 23009.4379599359

Scales and comparisons

• 12,181,984,189,440 seconds is equal to 387,349 years, 21 weeks, 4 days, 9 hours, 4 minutes.
• To count from 1 to 12,181,984,189,440 would take you about nine hundred sixty-eight thousand, three hundred seventy-three 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 12181984189440 cubic inches would be around 1917.5 feet tall.

Recreational maths with 12181984189440

• 12181984189440 backwards is 04498148918121
• 12181984189440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12181984189440's digits is 60
• More coming soon!