129768960
129,768,960 is an even composite number composed of five prime numbers multiplied together.
129768960 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 129768960:
29 × 3 × 5 × 61 × 277
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 61 × 277)See below for interesting mathematical facts about the number 129768960 from the Numbermatics database.
Names of 129768960
- Cardinal: 129768960 can be written as One hundred twenty-nine million, seven hundred sixty-eight thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 1.2976896 × 108
Factors of 129768960
Divisors of 129768960
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 61 64 80 96 120 122 128 160 183 192 240 244 256 277 305 320 366 384 480 488 512 554 610 640 732 768 831 915 960 976 1108 1220 1280 1385 1464 1536 1662 1830 1920 1952 2216 2440 2560 2770 2928 3324 3660 3840 3904 4155 4432 4880 5540 5856 6648 7320 7680 7808 8310 8864 9760 11080 11712 13296 14640 15616 16620 16897 17728 19520 22160 23424 26592 29280 31232 33240 33794 35456 39040 44320 46848 50691 53184 58560 66480 67588 70912 78080 84485 88640 93696 101382 106368 117120 132960 135176 141824 156160 168970 177280 202764 212736 234240 253455 265920 270352 337940 354560 405528 425472 468480 506910 531840 540704 675880 709120 811056 1013820 1063680 1081408 1351760 1622112 2027640 2127360 2162816 2703520 3244224 4055280 4325632 5407040 6488448 8110560 8651264 10814080 12976896 16221120 21628160 25953792 32442240 43256320 64884480 129768960
- Sum of all divisors σ(n): 423178272
- Sum of proper divisors (its aliquot sum) s(n): 293409312
- 129768960 is an abundant number, because the sum of its proper divisors (293409312) is greater than itself. Its abundance is 163640352
Bases of 129768960
- Binary: 1111011110000011110000000002
- Hexadecimal: 0x7BC1E00
- Base-36: 259EDC
Squares and roots of 129768960
- 129768960 squared (1297689602) is 16839982979481600
- 129768960 cubed (1297689603) is 2185307077665028571136000
-
The
square root of 129768960 is 11391.6179711227 -
The
cube root of 129768960 is 506.2794209391
Scales and comparisons
How big is 129768960?- 129,768,960 seconds is equal to 4 years, 6 weeks, 3 days, 22 hours, 56 minutes.
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To count from 1 to 129,768,960 would take you about 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 129768960 cubic inches would be around 42.2 feet tall.
Recreational maths with 129768960
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