7121421125
7,121,421,125 is an odd composite number composed of five prime numbers multiplied together.
7121421125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 7121421125:
53 × 72 × 13 × 17 × 5261
(5 × 5 × 5 × 7 × 7 × 13 × 17 × 5261)See below for interesting mathematical facts about the number 7121421125 from the Numbermatics database.
Names of 7121421125
- Cardinal: 7121421125 can be written as Seven billion, one hundred twenty-one million, four hundred twenty-one thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 7.121421125 × 109
Factors of 7121421125
Divisors of 7121421125
- Number of divisors d(n): 96
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Complete list of divisors:
1 5 7 13 17 25 35 49 65 85 91 119 125 175 221 245 325 425 455 595 637 833 875 1105 1225 1547 1625 2125 2275 2975 3185 4165 5261 5525 6125 7735 10829 11375 14875 15925 20825 26305 27625 36827 38675 54145 68393 79625 89437 104125 131525 184135 193375 257789 270725 341965 447185 478751 626059 657625 920675 1162681 1288945 1353625 1709825 2235925 2393755 3130295 3351257 4382413 4603375 5813405 6444725 8138767 8549125 11179625 11968775 15651475 16756285 21912065 29067025 32223625 40693835 56971369 59843875 78257375 83781425 109560325 145335125 203469175 284856845 418907125 547801625 1017345875 1424284225 7121421125
- Sum of all divisors σ(n): 11791005408
- Sum of proper divisors (its aliquot sum) s(n): 4669584283
- 7121421125 is a deficient number, because the sum of its proper divisors (4669584283) is less than itself. Its deficiency is 2451836842
Bases of 7121421125
- Binary: 1101010000111100001000011010001012
- Hexadecimal: 0x1A8784345
- Base-36: 39RWRPH
Squares and roots of 7121421125
- 7121421125 squared (71214211252) is 50714638839596265625
- 7121421125 cubed (71214211253) is 361160300379046332492986328125
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The
square root of 7121421125 is 84388.5129919941 -
The
cube root of 7121421125 is 1923.9283291183
Scales and comparisons
How big is 7121421125?- 7,121,421,125 seconds is equal to 226 years, 22 weeks, 5 days, 20 hours, 32 minutes, 5 seconds.
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To count from 1 to 7,121,421,125 would take you about four hundred fifty-two 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 7121421125 cubic inches would be around 160.3 feet tall.
Recreational maths with 7121421125
- 7121421125 backwards is 5211241217
- The number of decimal digits it has is: 10
- The sum of 7121421125's digits is 26
- More coming soon!
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