129729298705920
129,729,298,705,920 is an even composite number composed of four prime numbers multiplied together.
129729298705920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred divisors.
Prime factorization of 129729298705920:
29 × 34 × 5 × 625623547
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 625623547)See below for interesting mathematical facts about the number 129729298705920 from the Numbermatics database.
Names of 129729298705920
- Cardinal: 129729298705920 can be written as One hundred twenty-nine trillion, seven hundred twenty-nine billion, two hundred ninety-eight million, seven hundred five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.2972929870592 × 1014
Factors of 129729298705920
Divisors of 129729298705920
- Number of divisors d(n): 200
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 256 270 288 320 324 360 384 405 432 480 512 540 576 640 648 720 768 810 864 960 1080 1152 1280 1296 1440 1536 1620 1728 1920 2160 2304 2560 2592 2880 3240 3456 3840 4320 4608 5184 5760 6480 6912 7680 8640 10368 11520 12960 13824 17280 20736 23040 25920 34560 41472 51840 69120 103680 207360 625623547 1251247094 1876870641 2502494188 3128117735 3753741282 5004988376 5630611923 6256235470 7507482564 9384353205 10009976752 11261223846 12512470940 15014965128 16891835769 18768706410 20019953504 22522447692 25024941880 28153059615 30029930256 33783671538 37537412820 40039907008 45044895384 50049883760 50675507307 56306119230 60059860512 67567343076 75074825640 80079814016 84459178845 90089790768 100099767520 101351014614 112612238460 120119721024 135134686152 150149651280 160159628032 168918357690 180179581536 200199535040 202702029228 225224476920 240239442048 253377536535 270269372304 300299302560 320319256064 337836715380 360359163072 400399070080 405404058456 450448953840 480478884096 506755073070 540538744608 600598605120 675673430760 720718326144 800798140160 810808116912 900897907680 960957768192 1013510146140 1081077489216 1201197210240 1351346861520 1441436652288 1601596280320 1621616233824 1801795815360 2027020292280 2162154978432 2402394420480 2702693723040 2882873304576 3243232467648 3603591630720 4054040584560 4324309956864 4804788840960 5405387446080 6486464935296 7207183261440 8108081169120 8648619913728 10810774892160 12972929870592 14414366522880 16216162338240 21621549784320 25945859741184 32432324676480 43243099568640 64864649352960 129729298705920
- Sum of all divisors σ(n): 464649357852504
- Sum of proper divisors (its aliquot sum) s(n): 334920059146584
- 129729298705920 is an abundant number, because the sum of its proper divisors (334920059146584) is greater than itself. Its abundance is 205190760440664
Bases of 129729298705920
- Binary: 111010111111100111101001100010000101110000000002
- Hexadecimal: 0x75FCF4C42E00
- Base-36: 19ZGTEXS00
Squares and roots of 129729298705920
- 129729298705920 squared (1297292987059202) is 16829690942729816586643046400
- 129729298705920 cubed (1297292987059203) is 2183304003437712739745790710896486514688000
-
The
square root of 129729298705920 is 11389877.0276908609 -
The
cube root of 129729298705920 is 50622.7837614951
Scales and comparisons
How big is 129729298705920?- 129,729,298,705,920 seconds is equal to 4,124,990 years, 21 weeks, 5 days, 19 hours, 12 minutes.
-
To count from 1 to 129,729,298,705,920 would take you about ten million, three hundred twelve thousand, four hundred seventy-six 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 129729298705920 cubic inches would be around 4218.6 feet tall.
Recreational maths with 129729298705920
- 129729298705920 backwards is 029507892927921
- 129729298705920 is a
Harshad number . - The number of decimal digits it has is: 15
- The sum of 129729298705920's digits is 72
- More coming soon!
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