71311920 (number)
71311920 is an even 8-digits composite number following 71311919 and preceding 71311921. In scientific notation, it is written as 7.1311920 × 10^7. The sum of its digits is 24. It has a total of 7 prime factors and 40 positive divisors. There are 19016448 positive integers (up to 71311920) that are relatively prime to 71311920.
Interesting facts
- 71311920 has 40 divisors, whose sum is 221067696
- The reverse of 71311920 is 02911317
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 24
- Digital Root 6
Name
Name | seventy-one million three hundred eleven thousand nine hundred twenty |
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Notation
Scientific notation | 7.1311920 × 10^7 |
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Engineering notation | 7.1311920 × 10^6 |
Prime Factorization of 71311920
Prime Factorization 2 × 2 × 2 × 2 × 3 × 5 × 297133
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 8913990 | Product of the distinct prime numbers |
The prime factorization of 71311920 is 2 × 2 × 2 × 2 × 3 × 5 × 297133. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 71311920)
Multiplication
n×yn×2 | 142623840 |
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n×3 | 213935760 |
n×4 | 285247680 |
n×5 | 356559600 |
Division
n÷yn÷2 | 35655960 |
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n÷3 | 23770640 |
n÷3 | 17827980 |
n÷5 | 14262384 |
Exponentiation
nyn2 | 5085389934086400 |
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n3 | 3.6264892014837E+23 |
n4 | 2.5861190781707E+31 |
n5 | 1.8442111681298E+39 |
Nth Root
y√n2√n | 8444.6385357812 |
---|---|
3√n | 414.68727589705 |
4√n | 91.894714406113 |
5√n | 37.207665819546 |
Divisors of 71311920
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -71311919 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 71311920 can be divided by 40 positive divisors. The sum of these divisors (counting 71311920) is 1, the average is 0.025.
Base conversion 71311920
Base | System | Value |
---|---|---|
2 | Binary | 100010000000010001000110000 |
3 | Ternary | 11222012000120020 |
4 | Quaternary | 10100002020300 |
5 | Quinary | 121223440140 |
6 | Senary | 11024243440 |
8 | Octal | 420021060 |
10 | Decimal | 71311920 |
12 | Duodecimal | 1ba70580 |
16 | Hexadecimal | 4402230 |
20 | Vigesimal | 125djg0 |
36 | Base36 | 16ggmo |
Cryptographic Hash Functions
md5 | 3319c4e7e79a74074aabc10b2220f0bb |
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sha1 | 31611b43bac10386a5cbe009b64b20a03cf33081 |
sha256 | 85ec8cb754e4a522eda6e80533ce20c63ae8174a670a03b4ad92abe71abb3d73 |
sha512 | f0c8022c5032750b789b79f5a5244c81544be338c7edb51360170ff59e71a659c4e721be52f18fdc38f625e65347dd4f9e368ec512bb8d00fe9774dbb17f229d |
ripemd-160 | fb97b7c2b5be4b1d9fe37fc1a22d8a69f57af26d |
71311920 as geometric shapes
Circle
Radius = nDiameter | 142623840 |
---|---|
Circumference | 448066007.97077 |
Area | 1.5976223657565E+16 |
Sphere
Radius = nVolume | 1.5190602444939E+24 |
---|---|
Surface area | 6.3904894630261E+16 |
Circumference | 448066007.97077 |
Square
Length = nPerimeter | 285247680 |
---|---|
Area | 5085389934086400 |
Diagonal | 100850284.42287 |
Cube
Length = nSurface area | 30512339604518400 |
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Volume | 3.6264892014837E+23 |
Space diagonal | 123515868.62529 |
Equilateral Triangle
Length = nPerimeter | 213935760 |
---|---|
Area | 2.2020384355342E+15 |
Altitude | 61757934.312644 |
Triangular Pyramid
Length = nSurface area | 2.2020384355342E+15 |
---|---|
Volume | 4.2738585104482E+22 |
Height | 33616761.474288 |