61291290 (number)
61291290 is an even 8-digits composite number following 61291289 and preceding 61291291. In scientific notation, it is written as 6.1291290 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 15049728 positive integers (up to 61291290) that are relatively prime to 61291290.
Interesting facts
- 61291290 has 64 divisors, whose sum is 159128064
- The reverse of 61291290 is 09219216
- Previous prime number is 47
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | sixty-one million two hundred ninety-one thousand two hundred ninety |
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Notation
Scientific notation | 6.1291290 × 10^7 |
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Engineering notation | 6.1291290 × 10^6 |
Prime Factorization of 61291290
Prime Factorization 2 × 3 × 5 × 17 × 47 × 2557
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 61291290 | Product of the distinct prime numbers |
The prime factorization of 61291290 is 2 × 3 × 5 × 17 × 47 × 2557. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 61291290)
Multiplication
n×yn×2 | 122582580 |
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n×3 | 183873870 |
n×4 | 245165160 |
n×5 | 306456450 |
Division
n÷yn÷2 | 30645645 |
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n÷3 | 20430430 |
n÷3 | 15322822.5 |
n÷5 | 12258258 |
Exponentiation
nyn2 | 3756622229864100 |
---|---|
n3 | 2.3024822251105E+23 |
n4 | 1.4112210577909E+31 |
n5 | 8.649555910717E+38 |
Nth Root
y√n2√n | 7828.8753981654 |
---|---|
3√n | 394.27531497312 |
4√n | 88.480932398825 |
5√n | 36.097718379009 |
Divisors of 61291290
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 | -61291289 | 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 61291290 can be divided by 64 positive divisors. The sum of these divisors (counting 61291290) is 1, the average is 0.015625.
Base conversion 61291290
Base | System | Value |
---|---|---|
2 | Binary | 11101001110011101100011010 |
3 | Ternary | 11021022220211210 |
4 | Quaternary | 3221303230122 |
5 | Quinary | 111142310130 |
6 | Senary | 10025403550 |
8 | Octal | 351635432 |
10 | Decimal | 61291290 |
12 | Duodecimal | 186395b6 |
16 | Hexadecimal | 3a73b1a |
20 | Vigesimal | j3184a |
36 | Base36 | 10honu |
Cryptographic Hash Functions
md5 | 9373c4ebec8236ddbe2beee9a94da9d1 |
---|---|
sha1 | cadfab87a5d800e397a2a0c2dc1d0395af7e3ae8 |
sha256 | 7bc80b35ace05285e44c4c4390cfdce054d277c4476f7221ee380bf59f916e4b |
sha512 | e4aa6d643ae01116421dd0ffa9d1f9a2dd5c368db8bf503b0bfeeeff8b784967c63b700874187197f329b0a2be3bf2020b77d54119d3a7a8914558c36b063626 |
ripemd-160 | e0363e0f9e58fe13602790150734e009321c9f97 |
61291290 as geometric shapes
Circle
Radius = nDiameter | 122582580 |
---|---|
Circumference | 385104532.78608 |
Area | 1.1801776799653E+16 |
Sphere
Radius = nVolume | 9.6446149912375E+23 |
---|---|
Surface area | 4.7207107198613E+16 |
Circumference | 385104532.78608 |
Square
Length = nPerimeter | 245165160 |
---|---|
Area | 3756622229864100 |
Diagonal | 86678973.573342 |
Cube
Length = nSurface area | 22539733379184600 |
---|---|
Volume | 2.3024822251105E+23 |
Space diagonal | 106159628.34144 |
Equilateral Triangle
Length = nPerimeter | 183873870 |
---|---|
Area | 1.6266651417418E+15 |
Altitude | 53079814.170719 |
Triangular Pyramid
Length = nSurface area | 1.6266651417418E+15 |
---|---|
Volume | 2.7135013248952E+22 |
Height | 28892991.191114 |