129728960000
129,728,960,000 is an even composite number composed of four prime numbers multiplied together.
129728960000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred divisors.
Prime factorization of 129728960000:
29 × 54 × 192 × 1123
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 19 × 19 × 1123)See below for interesting mathematical facts about the number 129728960000 from the Numbermatics database.
Names of 129728960000
- Cardinal: 129728960000 can be written as One hundred twenty-nine billion, seven hundred twenty-eight million, nine hundred sixty thousand.
Scientific notation
- Scientific notation: 1.2972896 × 1011
Factors of 129728960000
Divisors of 129728960000
- Number of divisors d(n): 300
-
Complete list of divisors:
1 2 4 5 8 10 16 19 20 25 32 38 40 50 64 76 80 95 100 125 128 152 160 190 200 250 256 304 320 361 380 400 475 500 512 608 625 640 722 760 800 950 1000 1123 1216 1250 1280 1444 1520 1600 1805 1900 2000 2246 2375 2432 2500 2560 2888 3040 3200 3610 3800 4000 4492 4750 4864 5000 5615 5776 6080 6400 7220 7600 8000 8984 9025 9500 9728 10000 11230 11552 11875 12160 12800 14440 15200 16000 17968 18050 19000 20000 21337 22460 23104 23750 24320 28075 28880 30400 32000 35936 36100 38000 40000 42674 44920 45125 46208 47500 48640 56150 57760 60800 64000 71872 72200 76000 80000 85348 89840 90250 92416 95000 106685 112300 115520 121600 140375 143744 144400 152000 160000 170696 179680 180500 184832 190000 213370 224600 225625 231040 243200 280750 287488 288800 304000 320000 341392 359360 361000 380000 405403 426740 449200 451250 462080 533425 561500 574976 577600 608000 682784 701875 718720 722000 760000 810806 853480 898400 902500 924160 1066850 1123000 1155200 1216000 1365568 1403750 1437440 1444000 1520000 1621612 1706960 1796800 1805000 2027015 2133700 2246000 2310400 2667125 2731136 2807500 2874880 2888000 3040000 3243224 3413920 3593600 3610000 4054030 4267400 4492000 4620800 5334250 5462272 5615000 5776000 6080000 6486448 6827840 7187200 7220000 8108060 8534800 8984000 10135075 10668500 10924544 11230000 11552000 12972896 13335625 13655680 14374400 14440000 16216120 17069600 17968000 20270150 21337000 22460000 23104000 25945792 26671250 27311360 28880000 32432240 34139200 35936000 40540300 42674000 44920000 50675375 51891584 53342500 54622720 57760000 64864480 68278400 71872000 81080600 85348000 89840000 101350750 103783168 106685000 115520000 129728960 136556800 162161200 170696000 179680000 202701500 207566336 213370000 253376875 259457920 273113600 324322400 341392000 359360000 405403000 426740000 506753750 518915840 648644800 682784000 810806000 853480000 1013507500 1037831680 1297289600 1365568000 1621612000 1706960000 2027015000 2594579200 3243224000 3413920000 4054030000 5189158400 6486448000 6827840000 8108060000 12972896000 16216120000 25945792000 32432240000 64864480000 129728960000
- Sum of all divisors σ(n): 342151110972
- Sum of proper divisors (its aliquot sum) s(n): 212422150972
- 129728960000 is an abundant number, because the sum of its proper divisors (212422150972) is greater than itself. Its abundance is 82693190972
Bases of 129728960000
- Binary: 11110001101000111001011010110000000002
- Hexadecimal: 0x1E3472D600
- Base-36: 1NLH9U68
Squares and roots of 129728960000
- 129728960000 squared (1297289600002) is 16829603062681600000000
- 129728960000 cubed (1297289600003) is 2183286902534498779136000000000000
-
The
square root of 129728960000 is 360179.0665766127 -
The
cube root of 129728960000 is 5062.2739705009
Scales and comparisons
How big is 129728960000?- 129,728,960,000 seconds is equal to 4,124 years, 50 weeks, 6 days, 14 hours, 13 minutes, 20 seconds.
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To count from 1 to 129,728,960,000 would take you about eight thousand, two hundred forty-nine 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 129728960000 cubic inches would be around 421.9 feet tall.
Recreational maths with 129728960000
- 129728960000 backwards is 000069827921
- The number of decimal digits it has is: 12
- The sum of 129728960000's digits is 44
- More coming soon!
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