71388790 (number)
71388790 is an even 8-digits composite number following 71388789 and preceding 71388791. In scientific notation, it is written as 7.1388790 × 10^7. The sum of its digits is 43. It has a total of 6 prime factors and 48 positive divisors. There are 25308800 positive integers (up to 71388790) that are relatively prime to 71388790.
Interesting facts
- 71388790 has 48 divisors, whose sum is 144789120
- The reverse of 71388790 is 09788317
- Previous prime number is 41
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 43
- Digital Root 7
Name
Name | seventy-one million three hundred eighty-eight thousand seven hundred ninety |
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Notation
Scientific notation | 7.1388790 × 10^7 |
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Engineering notation | 7.1388790 × 10^6 |
Prime Factorization of 71388790
Prime Factorization 2 × 5 × 11 × 11 × 41 × 1439
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 6489890 | Product of the distinct prime numbers |
The prime factorization of 71388790 is 2 × 5 × 11 × 11 × 41 × 1439. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 71388790)
Multiplication
n×yn×2 | 142777580 |
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n×3 | 214166370 |
n×4 | 285555160 |
n×5 | 356943950 |
Division
n÷yn÷2 | 35694395 |
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n÷3 | 23796263.333333 |
n÷3 | 17847197.5 |
n÷5 | 14277758 |
Exponentiation
nyn2 | 5096359337664100 |
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n3 | 3.6382292652104E+23 |
n4 | 2.5972878498596E+31 |
n5 | 1.8541723688318E+39 |
Nth Root
y√n2√n | 8449.188718451 |
---|---|
3√n | 414.83622511392 |
4√n | 91.919468658446 |
5√n | 37.215683892369 |
Divisors of 71388790
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -71388789 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 71388790 can be divided by 48 positive divisors. The sum of these divisors (counting 71388790) is 1, the average is 0.020833333333333.
Base conversion 71388790
Base | System | Value |
---|---|---|
2 | Binary | 100010000010100111001110110 |
3 | Ternary | 11222022221000021 |
4 | Quaternary | 10100110321312 |
5 | Quinary | 121233420130 |
6 | Senary | 11030035354 |
8 | Octal | 420247166 |
10 | Decimal | 71388790 |
12 | Duodecimal | 1baa8b5a |
16 | Hexadecimal | 4414e76 |
20 | Vigesimal | 1263bja |
36 | Base36 | 16i3xy |
Cryptographic Hash Functions
md5 | 98f43433a14c4ad3d74d63764013d7d9 |
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sha1 | 985c72d1d0a67ee02678e3065ea7fbefe3f8682a |
sha256 | 532ed6e053ae8d0fcfb137ce4047037bce15890bb42996be0874136b613d6bb1 |
sha512 | 3b65a3ed41719f4ace3ff7883c5382e7db00c50ef2da1b0a5098dd8b2d75731e93b2a0fd4c94ad27172f0cac64366cf9048a7d0b4cf05c952011874d61c399fc |
ripemd-160 | c23b2919f26e15d3727d5f62ee5feefe90d5c0e3 |
71388790 as geometric shapes
Circle
Radius = nDiameter | 142777580 |
---|---|
Circumference | 448548996.42533 |
Area | 1.6010685055259E+16 |
Sphere
Radius = nVolume | 1.5239779108881E+24 |
---|---|
Surface area | 6.4042740221037E+16 |
Circumference | 448548996.42533 |
Square
Length = nPerimeter | 285555160 |
---|---|
Area | 5096359337664100 |
Diagonal | 100958995.0194 |
Cube
Length = nSurface area | 30578156025984600 |
---|---|
Volume | 3.6382292652104E+23 |
Space diagonal | 123649011.37086 |
Equilateral Triangle
Length = nPerimeter | 214166370 |
---|---|
Area | 2.2067883266156E+15 |
Altitude | 61824505.685432 |
Triangular Pyramid
Length = nSurface area | 2.2067883266156E+15 |
---|---|
Volume | 4.2876943082361E+22 |
Height | 33652998.339802 |