81239980800000
81,239,980,800,000 is an even composite number composed of five prime numbers multiplied together.
81239980800000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two thousand, one hundred sixty divisors.
Prime factorization of 81239980800000:
211 × 3 × 55 × 114 × 172
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 5 × 5 × 11 × 11 × 11 × 11 × 17 × 17)See below for interesting mathematical facts about the number 81239980800000 from the Numbermatics database.
Names of 81239980800000
- Cardinal: 81239980800000 can be written as Eighty-one trillion, two hundred thirty-nine billion, nine hundred eighty million, eight hundred thousand.
Scientific notation
- Scientific notation: 8.12399808 × 1013
Factors of 81239980800000
Divisors of 81239980800000
- Number of divisors d(n): 2160
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 17 20 22 24 25 30 32 33 34 40 44 48 50 51 55 60 64 66 68 75 80 85 88 96 100 102 110 120 121 125 128 132 136 150 160 165 170 176 187 192 200 204 220 240 242 250 255 256 264 272 275 289 300 320 330 340 352 363 374 375 384 400 408 425 440 480 484 500 510 512 528 544 550 561 578 600 605 625 640 660 680 704 726 748 750 768 800 816 825 850 867 880 935 960 968 1000 1020 1024 1056 1088 1100 1122 1156 1200 1210 1250 1275 1280 1320 1331 1360 1375 1408 1445 1452 1496 1500 1536 1600 1632 1650 1700 1734 1760 1815 1870 1875 1920 1936 2000 2040 2048 2057 2112 2125 2176 2200 2244 2312 2400 2420 2500 2550 2560 2640 2662 2720 2750 2805 2816 2890 2904 2992 3000 3025 3072 3125 3179 3200 3264 3300 3400 3468 3520 3630 3740 3750 3840 3872 3993 4000 4080 4114 4125 4224 4250 4335 4352 4400 4488 4624 4675 4800 4840 5000 5100 5120 5280 5324 5440 5500 5610 5632 5780 5808 5984 6000 6050 6144 6171 6250 6358 6375 6400 6528 6600 6655 6800 6875 6936 7040 7225 7260 7480 7500 7680 7744 7986 8000 8160 8228 8250 8448 8500 8670 8704 8800 8976 9075 9248 9350 9375 9537 9600 9680 10000 10200 10240 10285 10560 10625 10648 10880 11000 11220 11264 11560 11616 11968 12000 12100 12342 12500 12716 12750 12800 13056 13200 13310 13600 13750 13872 14025 14080 14450 14520 14641 14960 15000 15125 15360 15488 15895 15972 16000 16320 16456 16500 16896 17000 17340 17408 17600 17952 18150 18496 18700 18750 19074 19200 19360 19965 20000 20400 20570 20625 21120 21250 21296 21675 21760 22000 22440 22528 22627 23120 23232 23375 23936 24000 24200 24684 25000 25432 25500 25600 26112 26400 26620 27200 27500 27744 28050 28160 28900 29040 29282 29920 30000 30250 30720 30855 30976 31790 31875 31944 32000 32640 32912 33000 33275 33792 34000 34375 34680 34816 34969 35200 35904 36125 36300 36992 37400 37500 38148 38400 38720 39930 40000 40800 41140 41250 42240 42500 42592 43350 43520 43923 44000 44880 45254 45375 46240 46464 46750 47685 47872 48000 48400 49368 50000 50864 51000 51200 51425 52224 52800 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2461817600000 2538749400000 2707999360000 3249599232000 3384999200000 3692726400000 4061999040000 4778822400000 5077498800000 5415998720000 6769998400000 7385452800000 8123998080000 10154997600000 13539996800000 16247996160000 20309995200000 27079993600000 40619990400000 81239980800000
- Sum of all divisors σ(n): 316333539685800
- Sum of proper divisors (its aliquot sum) s(n): 235093558885800
- 81239980800000 is an abundant number, because the sum of its proper divisors (235093558885800) is greater than itself. Its abundance is 153853578085800
Bases of 81239980800000
- Binary: 100100111100011001010000011001001111000000000002
- Hexadecimal: 0x49E328327800
- Base-36: SSP4R0IDC
Squares and roots of 81239980800000
- 81239980800000 squared (812399808000002) is 6599934480384368640000000000
- 81239980800000 cubed (812399808000003) is 536178550467684084933722112000000000000000
-
The
square root of 81239980800000 is 9013322.4063050135 -
The
cube root of 81239980800000 is 43310.1748814831
Scales and comparisons
How big is 81239980800000?- 81,239,980,800,000 seconds is equal to 2,583,180 years, 5 weeks, 13 hours, 20 minutes.
-
To count from 1 to 81,239,980,800,000 would take you about six million, four hundred fifty-seven thousand, nine hundred fifty 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 81239980800000 cubic inches would be around 3609.2 feet tall.
Recreational maths with 81239980800000
- 81239980800000 backwards is 00000808993218
- 81239980800000 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81239980800000's digits is 48
- More coming soon!
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The information we have on file for 81239980800000 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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