61749940 (number)
61749940 is an even 8-digits composite number following 61749939 and preceding 61749941. In scientific notation, it is written as 6.1749940 × 10^7. The sum of its digits is 40. It has a total of 6 prime factors and 48 positive divisors. There are 19958400 positive integers (up to 61749940) that are relatively prime to 61749940.
Interesting facts
- 61749940 has 48 divisors, whose sum is 126386176
- The reverse of 61749940 is 04994716
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 40
- Digital Root 4
Name
Name | sixty-one million seven hundred forty-nine thousand nine hundred forty |
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Notation
Scientific notation | 6.1749940 × 10^7 |
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Engineering notation | 6.1749940 × 10^6 |
Prime Factorization of 61749940
Prime Factorization 2 × 2 × 115 × 7 × 127 × 151
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 30874970 | Product of the distinct prime numbers |
The prime factorization of 61749940 is 2 × 2 × 115 × 7 × 127 × 151. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 61749940)
Multiplication
n×yn×2 | 123499880 |
---|---|
n×3 | 185249820 |
n×4 | 246999760 |
n×5 | 308749700 |
Division
n÷yn÷2 | 30874970 |
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n÷3 | 20583313.333333 |
n÷3 | 15437485 |
n÷5 | 12349988 |
Exponentiation
nyn2 | 3813055090003600 |
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n3 | 2.3545592302442E+23 |
n4 | 1.4539389119402E+31 |
n5 | 8.9780640575975E+38 |
Nth Root
y√n2√n | 7858.1130050414 |
---|---|
3√n | 395.25634164519 |
4√n | 88.645998246065 |
5√n | 36.151582094457 |
Divisors of 61749940
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 | -61749939 | 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 61749940 can be divided by 48 positive divisors. The sum of these divisors (counting 61749940) is 1, the average is 0.020833333333333.
Base conversion 61749940
Base | System | Value |
---|---|---|
2 | Binary | 11101011100011101010110100 |
3 | Ternary | 11022012012222211 |
4 | Quaternary | 3223203222310 |
5 | Quinary | 111301444230 |
6 | Senary | 10043303204 |
8 | Octal | 353435264 |
10 | Decimal | 61749940 |
12 | Duodecimal | 1881ab04 |
16 | Hexadecimal | 3ae3ab4 |
20 | Vigesimal | j5ieh0 |
36 | Base36 | 10rik4 |
Cryptographic Hash Functions
md5 | 3b98856a71110055ffb1115c487e4d9c |
---|---|
sha1 | c35b786826b13120ccd72847d2c64ee8a1a84fc8 |
sha256 | 3f51c5264a0813e9995043c34bcebedbebae84701ac9e2ee103d56a13688dd23 |
sha512 | 75994e87ab43060ba015e302b646bfb6a140c8026d8b17ae5ac23d7e141aab1bb6db01986cb95d19384ccb38d79e5bc0a03f90b2a9c3e550c3f2265b5fba687c |
ripemd-160 | 1871d4e2448c92f97b93533308dd722ed22ee4cd |
61749940 as geometric shapes
Circle
Radius = nDiameter | 123499880 |
---|---|
Circumference | 387986315.72722 |
Area | 1.1979065858488E+16 |
Sphere
Radius = nVolume | 9.8627546402362E+23 |
---|---|
Surface area | 4.7916263433954E+16 |
Circumference | 387986315.72722 |
Square
Length = nPerimeter | 246999760 |
---|---|
Area | 3813055090003600 |
Diagonal | 87327602.623725 |
Cube
Length = nSurface area | 22878330540021600 |
---|---|
Volume | 2.3545592302442E+23 |
Space diagonal | 106954033.44433 |
Equilateral Triangle
Length = nPerimeter | 185249820 |
---|---|
Area | 1.6511012869863E+15 |
Altitude | 53477016.722165 |
Triangular Pyramid
Length = nSurface area | 1.6511012869863E+15 |
---|---|
Volume | 2.7748746640184E+22 |
Height | 29109200.874575 |