12720718080
12,720,718,080 is an even composite number composed of five prime numbers multiplied together.
12720718080 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 12720718080:
28 × 32 × 5 × 7 × 157747
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 157747)See below for interesting mathematical facts about the number 12720718080 from the Numbermatics database.
Names of 12720718080
- Cardinal: 12720718080 can be written as Twelve billion, seven hundred twenty million, seven hundred eighteen thousand and eighty.
Scientific notation
- Scientific notation: 1.272071808 × 1010
Factors of 12720718080
Divisors of 12720718080
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 504 560 576 630 640 672 720 768 840 896 960 1008 1120 1152 1260 1280 1344 1440 1680 1792 1920 2016 2240 2304 2520 2688 2880 3360 3840 4032 4480 5040 5376 5760 6720 8064 8960 10080 11520 13440 16128 20160 26880 40320 80640 157747 315494 473241 630988 788735 946482 1104229 1261976 1419723 1577470 1892964 2208458 2366205 2523952 2839446 3154940 3312687 3785928 4416916 4732410 5047904 5521145 5678892 6309880 6625374 7098615 7571856 8833832 9464820 9938061 10095808 11042290 11357784 12619760 13250748 14197230 15143712 16563435 17667664 18929640 19876122 20191616 22084580 22715568 25239520 26501496 28394460 30287424 33126870 35335328 37859280 39752244 40383232 44169160 45431136 49690305 50479040 53002992 56788920 60574848 66253740 70670656 75718560 79504488 88338320 90862272 99380610 100958080 106005984 113577840 121149696 132507480 141341312 151437120 159008976 176676640 181724544 198761220 201916160 212011968 227155680 265014960 282682624 302874240 318017952 353353280 363449088 397522440 424023936 454311360 530029920 605748480 636035904 706706560 795044880 848047872 908622720 1060059840 1272071808 1413413120 1590089760 1817245440 2120119680 2544143616 3180179520 4240239360 6360359040 12720718080
- Sum of all divisors σ(n): 50300158272
- Sum of proper divisors (its aliquot sum) s(n): 37579440192
- 12720718080 is an abundant number, because the sum of its proper divisors (37579440192) is greater than itself. Its abundance is 24858722112
Bases of 12720718080
- Binary: 10111101100011011011000001000000002
- Hexadecimal: 0x2F636C100
- Base-36: 5UDL4W0
Squares and roots of 12720718080
- 12720718080 squared (127207180802) is 161816668470838886400
- 12720718080 cubed (127207180803) is 2058424220262366174995546112000
-
The
square root of 12720718080 is 112786.1608531825 -
The
cube root of 12720718080 is 2334.3745651305
Scales and comparisons
How big is 12720718080?- 12,720,718,080 seconds is equal to 404 years, 24 weeks, 6 days, 12 hours, 48 minutes.
-
To count from 1 to 12,720,718,080 would take you about eight hundred eight 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 12720718080 cubic inches would be around 194.5 feet tall.
Recreational maths with 12720718080
- 12720718080 backwards is 08081702721
- 12720718080 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12720718080's digits is 36
- More coming soon!
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