128272080720
128,272,080,720 is an even composite number composed of seven prime numbers multiplied together.
128272080720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 128272080720:
24 × 3 × 5 × 7 × 109 × 137 × 5113
(2 × 2 × 2 × 2 × 3 × 5 × 7 × 109 × 137 × 5113)See below for interesting mathematical facts about the number 128272080720 from the Numbermatics database.
Names of 128272080720
- Cardinal: 128272080720 can be written as One hundred twenty-eight billion, two hundred seventy-two million, eighty thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.2827208072 × 1011
Factors of 128272080720
Divisors of 128272080720
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 109 112 120 137 140 168 210 218 240 274 280 327 336 411 420 436 545 548 560 654 685 763 822 840 872 959 1090 1096 1308 1370 1526 1635 1644 1680 1744 1918 2055 2180 2192 2289 2616 2740 2877 3052 3270 3288 3815 3836 4110 4360 4578 4795 5113 5232 5480 5754 6104 6540 6576 7630 7672 8220 8720 9156 9590 10226 10960 11445 11508 12208 13080 14385 14933 15260 15339 15344 16440 18312 19180 20452 22890 23016 25565 26160 28770 29866 30520 30678 32880 35791 36624 38360 40904 44799 45780 46032 51130 57540 59732 61040 61356 71582 74665 76695 76720 81808 89598 91560 102260 104531 107373 115080 119464 122712 143164 149330 153390 178955 179196 183120 204520 209062 214746 223995 230160 238928 245424 286328 298660 306780 313593 357910 358392 409040 418124 429492 447990 522655 536865 557317 572656 597320 613560 627186 700481 715820 716784 836248 858984 895980 1045310 1073730 1114634 1194640 1227120 1254372 1400962 1431640 1567965 1671951 1672496 1717968 1791960 2090620 2101443 2147460 2229268 2508744 2786585 2801924 2863280 3135930 3343902 3502405 3583920 3901219 4181240 4202886 4294920 4458536 4903367 5017488 5573170 5603848 6271860 6687804 7004810 7802438 8359755 8362480 8405772 8589840 8917072 9806734 10507215 11146340 11207696 11703657 12543720 13375608 14009620 14710101 15604876 16719510 16811544 19506095 19613468 21014430 22292680 23407314 24516835 25087440 26751216 28019240 29420202 31209752 33439020 33623088 39012190 39226936 42028860 44585360 46814628 49033670 56038480 58518285 58840404 62419504 66878040 73550505 76352429 78024380 78453872 84057720 93629256 98067340 117036570 117680808 133756080 147101010 152704858 156048760 168115440 187258512 196134680 229057287 234073140 235361616 294202020 305409716 312097520 381762145 392269360 458114574 468146280 534467003 588404040 610819432 763524290 916229148 936292560 1068934006 1145286435 1176808080 1221638864 1527048580 1603401009 1832458296 2137868012 2290572870 2672335015 3054097160 3206802018 3664916592 4275736024 4581145740 5344670030 6108194320 6413604036 8017005045 8551472048 9162291480 10689340060 12827208072 16034010090 18324582960 21378680120 25654416144 32068020180 42757360240 64136040360 128272080720
- Sum of all divisors σ(n): 462056855040
- Sum of proper divisors (its aliquot sum) s(n): 333784774320
- 128272080720 is an abundant number, because the sum of its proper divisors (333784774320) is greater than itself. Its abundance is 205512693600
Bases of 128272080720
- Binary: 11101110111011001110010011111010100002
- Hexadecimal: 0x1DDD9C9F50
- Base-36: 1MXDVUXC
Squares and roots of 128272080720
- 128272080720 squared (1282720807202) is 16453726692238195718400
- 128272080720 cubed (1282720807203) is 2110553758411596438657763189248000
-
The
square root of 128272080720 is 358150.9189154761 -
The
cube root of 128272080720 is 5043.2525081621
Scales and comparisons
How big is 128272080720?- 128,272,080,720 seconds is equal to 4,078 years, 34 weeks, 13 hours, 32 minutes.
-
To count from 1 to 128,272,080,720 would take you about eight thousand, one hundred fifty-seven 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 128272080720 cubic inches would be around 420.3 feet tall.
Recreational maths with 128272080720
- 128272080720 backwards is 027080272821
- The number of decimal digits it has is: 12
- The sum of 128272080720's digits is 39
- More coming soon!
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