129320208720
129,320,208,720 is an even composite number composed of six prime numbers multiplied together.
129320208720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 129320208720:
24 × 33 × 5 × 127 × 197 × 2393
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 127 × 197 × 2393)See below for interesting mathematical facts about the number 129320208720 from the Numbermatics database.
Names of 129320208720
- Cardinal: 129320208720 can be written as One hundred twenty-nine billion, three hundred twenty million, two hundred eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.2932020872 × 1011
Factors of 129320208720
Divisors of 129320208720
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 108 120 127 135 144 180 197 216 240 254 270 360 381 394 432 508 540 591 635 720 762 788 985 1016 1080 1143 1182 1270 1524 1576 1773 1905 1970 2032 2160 2286 2364 2393 2540 2955 3048 3152 3429 3546 3810 3940 4572 4728 4786 5080 5319 5715 5910 6096 6858 7092 7179 7620 7880 8865 9144 9456 9572 10160 10638 11430 11820 11965 13716 14184 14358 15240 15760 17145 17730 18288 19144 21276 21537 22860 23640 23930 25019 26595 27432 28368 28716 30480 34290 35460 35895 38288 42552 43074 45720 47280 47860 50038 53190 54864 57432 64611 68580 70920 71790 75057 85104 86148 91440 95720 100076 106380 107685 114864 125095 129222 137160 141840 143580 150114 172296 191440 200152 212760 215370 225171 250190 258444 274320 287160 300228 303911 323055 344592 375285 400304 425520 430740 450342 471421 500380 516888 574320 600456 607822 646110 675513 750570 861480 900684 911733 942842 1000760 1033776 1125855 1200912 1215644 1292220 1351026 1414263 1501140 1519555 1722960 1801368 1823466 1885684 2001520 2251710 2357105 2431288 2584440 2702052 2735199 2828526 3002280 3039110 3377565 3602736 3646932 3771368 4242789 4503420 4558665 4714210 4862576 5168880 5404104 5470398 5657052 6004560 6078220 6755130 7071315 7293864 7542736 8205597 8485578 9006840 9117330 9428420 10808208 10940796 11314104 12156440 12728367 13510260 13675995 14142630 14587728 16411194 16971156 18013680 18234660 18856840 21213945 21881592 22628208 24312880 25456734 27020520 27351990 28285260 32822388 33942312 36469320 37713680 41027985 42427890 43763184 50913468 54041040 54703980 56570520 59870467 63641835 65644776 67884624 72938640 82055970 84855780 101826936 109407960 113141040 119740934 127283670 131289552 164111940 169711560 179611401 203653872 218815920 239481868 254567340 299352335 328223880 339423120 359222802 478963736 509134680 538834203 598704670 656447760 718445604 898057005 957927472 1018269360 1077668406 1197409340 1436891208 1616502609 1796114010 2155336812 2394818680 2694171015 2873782416 3233005218 3592228020 4310673624 4789637360 5388342030 6466010436 7184456040 8082513045 8621347248 10776684060 12932020872 14368912080 16165026090 21553368120 25864041744 32330052180 43106736240 64660104360 129320208720
- Sum of all divisors σ(n): 451411107840
- Sum of proper divisors (its aliquot sum) s(n): 322090899120
- 129320208720 is an abundant number, because the sum of its proper divisors (322090899120) is greater than itself. Its abundance is 192770690400
Bases of 129320208720
- Binary: 11110000111000001010111001001010100002
- Hexadecimal: 0x1E1C15C950
- Base-36: 1NEPWVO0
Squares and roots of 129320208720
- 129320208720 squared (1293202087202) is 16723716383384364038400
- 129320208720 cubed (1293202087203) is 2162714493273349497430350094848000
-
The
square root of 129320208720 is 359611.1910383211 -
The
cube root of 129320208720 is 5056.9516225137
Scales and comparisons
How big is 129320208720?- 129,320,208,720 seconds is equal to 4,111 years, 51 weeks, 16 hours, 12 minutes.
-
To count from 1 to 129,320,208,720 would take you about eight thousand, two hundred twenty-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 129320208720 cubic inches would be around 421.4 feet tall.
Recreational maths with 129320208720
- 129320208720 backwards is 027802023921
- 129320208720 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 129320208720's digits is 36
- More coming soon!
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