12121471440
12,121,471,440 is an even composite number composed of five prime numbers multiplied together.
12121471440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 12121471440:
24 × 32 × 5 × 13 × 1093
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 109 × 109 × 109)See below for interesting mathematical facts about the number 12121471440 from the Numbermatics database.
Names of 12121471440
- Cardinal: 12121471440 can be written as Twelve billion, one hundred twenty-one million, four hundred seventy-one thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.212147144 × 1010
Factors of 12121471440
Divisors of 12121471440
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 109 117 120 130 144 156 180 195 208 218 234 240 260 312 327 360 390 436 468 520 545 585 624 654 720 780 872 936 981 1040 1090 1170 1308 1417 1560 1635 1744 1872 1962 2180 2340 2616 2834 3120 3270 3924 4251 4360 4680 4905 5232 5668 6540 7085 7848 8502 8720 9360 9810 11336 11881 12753 13080 14170 15696 17004 19620 21255 22672 23762 25506 26160 28340 34008 35643 39240 42510 47524 51012 56680 59405 63765 68016 71286 78480 85020 95048 102024 106929 113360 118810 127530 142572 154453 170040 178215 190096 204048 213858 237620 255060 285144 308906 340080 356430 427716 463359 475240 510120 534645 570288 617812 712860 772265 855432 926718 950480 1020240 1069290 1235624 1295029 1390077 1425720 1544530 1710864 1853436 2138580 2316795 2471248 2590058 2780154 2851440 3089060 3706872 3885087 4277160 4633590 5180116 5560308 6178120 6475145 6950385 7413744 7770174 8554320 9267180 10360232 11120616 11655261 12356240 12950290 13900770 15540348 16835377 18534360 19425435 20720464 22241232 23310522 25900580 27801540 31080696 33670754 37068720 38850870 46621044 50506131 51801160 55603080 58276305 62161392 67341508 77701740 84176885 93242088 101012262 103602320 111206160 116552610 134683016 151518393 155403480 168353770 186484176 202024524 233105220 252530655 269366032 303036786 310806960 336707540 404049048 466210440 505061310 606073572 673415080 757591965 808098096 932420880 1010122620 1212147144 1346830160 1515183930 2020245240 2424294288 3030367860 4040490480 6060735720 12121471440
- Sum of all divisors σ(n): 44245241040
- Sum of proper divisors (its aliquot sum) s(n): 32123769600
- 12121471440 is an abundant number, because the sum of its proper divisors (32123769600) is greater than itself. Its abundance is 20002298160
Bases of 12121471440
- Binary: 10110100100111111011111001110100002
- Hexadecimal: 0x2D27EF9D0
- Base-36: 5KGT780
Squares and roots of 12121471440
- 12121471440 squared (121214714402) is 146930069870735673600
- 12121471440 cubed (121214714403) is 1781008645615326959331561984000
-
The
square root of 12121471440 is 110097.5541962673 -
The
cube root of 12121471440 is 2297.1275698045
Scales and comparisons
How big is 12121471440?- 12,121,471,440 seconds is equal to 385 years, 22 weeks, 19 hours, 24 minutes.
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To count from 1 to 12,121,471,440 would take you about seven hundred seventy 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 12121471440 cubic inches would be around 191.4 feet tall.
Recreational maths with 12121471440
- 12121471440 backwards is 04417412121
- The number of decimal digits it has is: 11
- The sum of 12121471440's digits is 27
- More coming soon!
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