77771428 (number)
77771428 is an even 8-digits composite number following 77771427 and preceding 77771429. In scientific notation, it is written as 7.7771428 × 10^7. The sum of its digits is 43. It has a total of 6 prime factors and 36 positive divisors. There are 33215952 positive integers (up to 77771428) that are relatively prime to 77771428.
Interesting facts
- 77771428 has 36 divisors, whose sum is 158865840
- The reverse of 77771428 is 82417777
- Previous prime number is 947
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 43
- Digital Root 7
Name
Name | seventy-seven million seven hundred seventy-one thousand four hundred twenty-eight |
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Notation
Scientific notation | 7.7771428 × 10^7 |
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Engineering notation | 7.7771428 × 10^6 |
Prime Factorization of 77771428
Prime Factorization 2 × 2 × 7 × 7 × 947 × 419
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 5555102 | Product of the distinct prime numbers |
The prime factorization of 77771428 is 2 × 2 × 7 × 7 × 947 × 419. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 77771428)
Multiplication
n×yn×2 | 155542856 |
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n×3 | 233314284 |
n×4 | 311085712 |
n×5 | 388857140 |
Division
n÷yn÷2 | 38885714 |
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n÷3 | 25923809.333333 |
n÷3 | 19442857 |
n÷5 | 15554285.6 |
Exponentiation
nyn2 | 6048395013159184 |
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n3 | 4.7039231728147E+23 |
n4 | 3.6583082235209E+31 |
n5 | 2.8451185460736E+39 |
Nth Root
y√n2√n | 8818.8110309724 |
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3√n | 426.84810507047 |
4√n | 93.90852480458 |
5√n | 37.858553347313 |
Divisors of 77771428
36 divisors
τ | Total Divisors | 36 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -77771427 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.027777777777778 | 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 | 36 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 77771428 can be divided by 36 positive divisors. The sum of these divisors (counting 77771428) is 1, the average is 0.027777777777778.
Base conversion 77771428
Base | System | Value |
---|---|---|
2 | Binary | 100101000101011001010100100 |
3 | Ternary | 12102100012100021 |
4 | Quaternary | 10220223022210 |
5 | Quinary | 124402141203 |
6 | Senary | 11414524524 |
8 | Octal | 450531244 |
10 | Decimal | 77771428 |
12 | Duodecimal | 22066744 |
16 | Hexadecimal | 4a2b2a4 |
20 | Vigesimal | 14618b8 |
36 | Base36 | 1aawtg |
Cryptographic Hash Functions
md5 | 3151448eb73486e51aaf28400bc1dfcb |
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sha1 | 55685075c552876e92f3b88df6bfdbbcacc2dd8f |
sha256 | 826bb5970304f44916dedfd356afbc5886afa94c427a080dc2ff32faed3f453c |
sha512 | fc5a5883dec509e1a2d7fdee332754ce7a1b0c9c6d3cd4e735493fb0738aec545abe10124d91fbdc374fdad61b7b045f3c7adfbe8804723dadc55812e05f550d |
ripemd-160 | 21105076667ef4da780ccfcc517649c9720f82c0 |
77771428 as geometric shapes
Circle
Radius = nDiameter | 155542856 |
---|---|
Circumference | 488652293.72798 |
Area | 1.900159333935E+16 |
Sphere
Radius = nVolume | 1.9703747310354E+24 |
---|---|
Surface area | 7.60063733574E+16 |
Circumference | 488652293.72798 |
Square
Length = nPerimeter | 311085712 |
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Area | 6048395013159184 |
Diagonal | 109985408.24272 |
Cube
Length = nSurface area | 36290370078955104 |
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Volume | 4.7039231728147E+23 |
Space diagonal | 134704064.67318 |
Equilateral Triangle
Length = nPerimeter | 233314284 |
---|---|
Area | 2.6190318667595E+15 |
Altitude | 67352032.336592 |
Triangular Pyramid
Length = nSurface area | 2.6190318667595E+15 |
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Volume | 5.5436266227963E+22 |
Height | 36661802.747574 |