129936768
129,936,768 is an even composite number composed of four prime numbers multiplied together.
129936768 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 129936768:
27 × 3 × 13 × 26029
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 26029)See below for interesting mathematical facts about the number 129936768 from the Numbermatics database.
Names of 129936768
- Cardinal: 129936768 can be written as One hundred twenty-nine million, nine hundred thirty-six thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 1.29936768 × 108
Factors of 129936768
Divisors of 129936768
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 156 192 208 312 384 416 624 832 1248 1664 2496 4992 26029 52058 78087 104116 156174 208232 312348 338377 416464 624696 676754 832928 1015131 1249392 1353508 1665856 2030262 2498784 2707016 3331712 4060524 4997568 5414032 8121048 9995136 10828064 16242096 21656128 32484192 43312256 64968384 129936768
- Sum of all divisors σ(n): 371708400
- Sum of proper divisors (its aliquot sum) s(n): 241771632
- 129936768 is an abundant number, because the sum of its proper divisors (241771632) is greater than itself. Its abundance is 111834864
Bases of 129936768
- Binary: 1111011111010101101100000002
- Hexadecimal: 0x7BEAD80
- Base-36: 25CZUO
Squares and roots of 129936768
- 129936768 squared (1299367682) is 16883563678285824
- 129936768 cubed (1299367683) is 2193795696678651750776832
-
The
square root of 129936768 is 11398.9810070901 -
The
cube root of 129936768 is 506.4975551341
Scales and comparisons
How big is 129936768?- 129,936,768 seconds is equal to 4 years, 6 weeks, 5 days, 21 hours, 32 minutes, 48 seconds.
-
To count from 1 to 129,936,768 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 129936768 cubic inches would be around 42.2 feet tall.
Recreational maths with 129936768
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