30191490 (number)
30191490 is an even 8-digits composite number following 30191489 and preceding 30191491. In scientific notation, it is written as 3.0191490 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 64 positive divisors. There are 6492672 positive integers (up to 30191490) that are relatively prime to 30191490.
Interesting facts
- 30191490 has 64 divisors, whose sum is 77967360
- The reverse of 30191490 is 09419103
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 27
- Digital Root 9
Name
Name | thirty million one hundred ninety-one thousand four hundred ninety |
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Notation
Scientific notation | 3.0191490 × 10^7 |
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Engineering notation | 3.0191490 × 10^6 |
Prime Factorization of 30191490
Prime Factorization 2 × 3 × 7 × 15 × 17 × 2819
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 30191490 | Product of the distinct prime numbers |
The prime factorization of 30191490 is 2 × 3 × 7 × 15 × 17 × 2819. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 30191490)
Multiplication
n×yn×2 | 60382980 |
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n×3 | 90574470 |
n×4 | 120765960 |
n×5 | 150957450 |
Division
n÷yn÷2 | 15095745 |
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n÷3 | 10063830 |
n÷3 | 7547872.5 |
n÷5 | 6038298 |
Exponentiation
nyn2 | 911526068420100 |
---|---|
n3 | 2.7520330179445E+22 |
n4 | 8.308797734094E+29 |
n5 | 2.5085498370092E+37 |
Nth Root
y√n2√n | 5494.6783345342 |
---|---|
3√n | 311.38296443177 |
4√n | 74.126097526676 |
5√n | 31.331191375574 |
Divisors of 30191490
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -30191489 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 30191490 can be divided by 64 positive divisors. The sum of these divisors (counting 30191490) is 1, the average is 0.015625.
Base conversion 30191490
Base | System | Value |
---|---|---|
2 | Binary | 1110011001010111110000010 |
3 | Ternary | 2002210212221100 |
4 | Quaternary | 1303022332002 |
5 | Quinary | 30212111430 |
6 | Senary | 2555035230 |
8 | Octal | 163127602 |
10 | Decimal | 30191490 |
12 | Duodecimal | a13bb16 |
16 | Hexadecimal | 1ccaf82 |
20 | Vigesimal | 98diea |
36 | Base36 | hz3wi |
Cryptographic Hash Functions
md5 | ffd30031fa96630bb9ff3513f450be31 |
---|---|
sha1 | cbf1eaa797ebaf3bb36e298d35026adf7fda7e56 |
sha256 | aa09a47e45a0f47c65016de53df848ceee0b4f832849cfc892b80e1ba27fadf9 |
sha512 | aa46f9bf6ded76c12d0157ee1d78137bfa836aa76c2f96514b4d3eeca60ce7b10ac0bbe420b74f1fcbc39db44d4ffd399536c6365d43336cd31d8e7f1dd73474 |
ripemd-160 | 007d7761ff87fce9b3fe68df9833cedc8188e1e5 |
30191490 as geometric shapes
Circle
Radius = nDiameter | 60382980 |
---|---|
Circumference | 189698726.36986 |
Area | 2.8636436001042E+15 |
Sphere
Radius = nVolume | 1.1527688948815E+23 |
---|---|
Surface area | 1.1454574400417E+16 |
Circumference | 189698726.36986 |
Square
Length = nPerimeter | 120765960 |
---|---|
Area | 911526068420100 |
Diagonal | 42697214.626252 |
Cube
Length = nSurface area | 5469156410520600 |
---|---|
Volume | 2.7520330179445E+22 |
Space diagonal | 52293194.636208 |
Equilateral Triangle
Length = nPerimeter | 90574470 |
---|---|
Area | 3.9470236573178E+14 |
Altitude | 26146597.318104 |
Triangular Pyramid
Length = nSurface area | 3.9470236573178E+14 |
---|---|
Volume | 3.243302015063E+21 |
Height | 14232404.875417 |