7129269225
7,129,269,225 is an odd composite number composed of four prime numbers multiplied together.
7129269225 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty-one divisors.
Prime factorization of 7129269225:
32 × 52 × 132 × 4332
(3 × 3 × 5 × 5 × 13 × 13 × 433 × 433)See below for interesting mathematical facts about the number 7129269225 from the Numbermatics database.
Names of 7129269225
- Cardinal: 7129269225 can be written as Seven billion, one hundred twenty-nine million, two hundred sixty-nine thousand, two hundred twenty-five.
Scientific notation
- Scientific notation: 7.129269225 × 109
Factors of 7129269225
Divisors of 7129269225
- Number of divisors d(n): 81
-
Complete list of divisors:
1 3 5 9 13 15 25 39 45 65 75 117 169 195 225 325 433 507 585 845 975 1299 1521 2165 2535 2925 3897 4225 5629 6495 7605 10825 12675 16887 19485 28145 32475 38025 50661 73177 84435 97425 140725 187489 219531 253305 365885 422175 562467 658593 937445 1097655 1266525 1687401 1829425 2437357 2812335 3292965 4687225 5488275 7312071 8437005 12186785 14061675 16464825 21936213 31685641 36560355 42185025 60933925 95056923 109681065 158428205 182801775 285170769 475284615 548405325 792141025 1425853845 2376423075 7129269225
- Sum of all divisors σ(n): 13859133327
- Sum of proper divisors (its aliquot sum) s(n): 6729864102
- 7129269225 is a deficient number, because the sum of its proper divisors (6729864102) is less than itself. Its deficiency is 399405123
Bases of 7129269225
- Binary: 1101010001111000000000011111010012
- Hexadecimal: 0x1A8F003E9
- Base-36: 39WKZC9
Squares and roots of 7129269225
- 7129269225 squared (71292692252) is 50826479682532100625
- 7129269225 cubed (71292692253) is 362355657415763875060415765625
-
7129269225 is a
perfect square number . Itssquare root is 84435 -
The
cube root of 7129269225 is 1924.6348191295
Scales and comparisons
How big is 7129269225?- 7,129,269,225 seconds is equal to 226 years, 35 weeks, 5 days, 16 hours, 33 minutes, 45 seconds.
-
To count from 1 to 7,129,269,225 would take you about four hundred fifty-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 7129269225 cubic inches would be around 160.4 feet tall.
Recreational maths with 7129269225
- 7129269225 backwards is 5229629217
- 7129269225 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 7129269225's digits is 45
- More coming soon!
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