128529428625
128,529,428,625 is an odd composite number composed of five prime numbers multiplied together.
128529428625 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 128529428625:
32 × 53 × 13 × 17 × 7192
(3 × 3 × 5 × 5 × 5 × 13 × 17 × 719 × 719)See below for interesting mathematical facts about the number 128529428625 from the Numbermatics database.
Names of 128529428625
- Cardinal: 128529428625 can be written as One hundred twenty-eight billion, five hundred twenty-nine million, four hundred twenty-eight thousand, six hundred twenty-five.
Scientific notation
- Scientific notation: 1.28529428625 × 1011
Factors of 128529428625
Divisors of 128529428625
- Number of divisors d(n): 144
-
Complete list of divisors:
1 3 5 9 13 15 17 25 39 45 51 65 75 85 117 125 153 195 221 225 255 325 375 425 585 663 719 765 975 1105 1125 1275 1625 1989 2125 2157 2925 3315 3595 3825 4875 5525 6375 6471 9347 9945 10785 12223 14625 16575 17975 19125 27625 28041 32355 36669 46735 49725 53925 61115 82875 84123 89875 110007 140205 158899 161775 183345 233675 248625 269625 305575 420615 476697 516961 550035 701025 794495 808875 916725 1168375 1430091 1527875 1550883 2103075 2383485 2584805 2750175 3505125 3972475 4583625 4652649 6720493 7150455 7754415 8788337 10515375 11917425 12924025 13750875 19862375 20161479 23263245 26365011 33602465 35752275 38772075 43941685 59587125 60484437 64620125 79095033 100807395 114248381 116316225 131825055 168012325 178761375 193860375 219708425 302422185 342745143 395475165 504036975 571241905 581581125 659125275 840061625 1028235429 1098542125 1512110925 1713725715 1977375825 2520184875 2856209525 3295626375 5141177145 7560554625 8568628575 9886879125 14281047625 25705885725 42843142875 128529428625
- Sum of all divisors σ(n): 264563981136
- Sum of proper divisors (its aliquot sum) s(n): 136034552511
- 128529428625 is an abundant number, because the sum of its proper divisors (136034552511) is greater than itself. Its abundance is 7505123886
Bases of 128529428625
- Binary: 11101111011001111001101110000100100012
- Hexadecimal: 0x1DECF37091
- Base-36: 1N1N3PU9
Squares and roots of 128529428625
- 128529428625 squared (1285294286252) is 16519814022668969390625
- 128529428625 cubed (1285294286253) is 2123282257324905433294645681640625
-
The
square root of 128529428625 is 358510.0118894869 -
The
cube root of 128529428625 is 5046.6229570505
Scales and comparisons
How big is 128529428625?- 128,529,428,625 seconds is equal to 4,086 years, 43 weeks, 4 days, 3 hours, 3 minutes, 45 seconds.
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To count from 1 to 128,529,428,625 would take you about eight thousand, one hundred seventy-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 128529428625 cubic inches would be around 420.6 feet tall.
Recreational maths with 128529428625
- 128529428625 backwards is 526824925821
- The number of decimal digits it has is: 12
- The sum of 128529428625's digits is 54
- More coming soon!
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