125821904 (number)
125821904 is an even 9-digits composite number following 125821903 and preceding 125821905. In scientific notation, it is written as 1.25821904 × 10^8. The sum of its digits is 32. It has a total of 7 prime factors and 40 positive divisors. There are 56498688 positive integers (up to 125821904) that are relatively prime to 125821904.
Interesting facts
- 125821904 has 40 divisors, whose sum is 269644200
- The reverse of 125821904 is 409128521
- Previous prime number is 37
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 32
- Digital Root 5
Name
Name | one hundred twenty-five million eight hundred twenty-one thousand nine hundred four |
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Notation
Scientific notation | 1.25821904 × 10^8 |
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Engineering notation | 1.25821904 × 10^6 |
Prime Factorization of 125821904
Prime Factorization 2 × 2 × 2 × 2 × 13 × 37 × 16349
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 15727738 | Product of the distinct prime numbers |
The prime factorization of 125821904 is 2 × 2 × 2 × 2 × 13 × 37 × 16349. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 125821904)
Multiplication
n×yn×2 | 251643808 |
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n×3 | 377465712 |
n×4 | 503287616 |
n×5 | 629109520 |
Division
n÷yn÷2 | 62910952 |
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n÷3 | 41940634.666667 |
n÷3 | 31455476 |
n÷5 | 25164380.8 |
Exponentiation
nyn2 | 15831151526185216 |
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n3 | 1.9919056275371E+24 |
n4 | 2.5062535864504E+32 |
n5 | 3.1534159815401E+40 |
Nth Root
y√n2√n | 11217.036328728 |
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3√n | 501.09347886465 |
4√n | 105.91051094546 |
5√n | 41.682259263071 |
Divisors of 125821904
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -125821903 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 125821904 can be divided by 40 positive divisors. The sum of these divisors (counting 125821904) is 1, the average is 0.025.
Base conversion 125821904
Base | System | Value |
---|---|---|
2 | Binary | 111011111111110001111010000 |
3 | Ternary | 22202202102012112 |
4 | Quaternary | 13133332033100 |
5 | Quinary | 224202300104 |
6 | Senary | 20252444452 |
8 | Octal | 737761720 |
10 | Decimal | 125821904 |
12 | Duodecimal | 36179728 |
16 | Hexadecimal | 77fe3d0 |
20 | Vigesimal | 1j67ef4 |
36 | Base36 | 22wssw |
Cryptographic Hash Functions
md5 | ff4e3969b7c6c2cda301728c4899d80d |
---|---|
sha1 | bb2963ab47ecdbe90fef90e77d3ec732a97cd104 |
sha256 | 07b33e5e67ea28e3e0fd207fb84673bfde56b668631a1bbe26a5027524509b66 |
sha512 | 49a39805b8599401a1c1d636dad18fde81ab36e4728a1f9b4702accafc13f30d0de4d2fb9db6fadf7dafe093fdfe1c913b782b9315912949ffd3f1533253f926 |
ripemd-160 | c37fc64e521a26ab537d478140114e0b2c749d44 |
125821904 as geometric shapes
Circle
Radius = nDiameter | 251643808 |
---|---|
Circumference | 790562338.53416 |
Area | 4.973502933253E+16 |
Sphere
Radius = nVolume | 8.3436747814864E+24 |
---|---|
Surface area | 1.9894011733012E+17 |
Circumference | 790562338.53416 |
Square
Length = nPerimeter | 503287616 |
---|---|
Area | 15831151526185216 |
Diagonal | 177939043.08041 |
Cube
Length = nSurface area | 94986909157111296 |
---|---|
Volume | 1.9919056275371E+24 |
Space diagonal | 217929930.43305 |
Equilateral Triangle
Length = nPerimeter | 377465712 |
---|---|
Area | 6.8550896964186E+15 |
Altitude | 108964965.21653 |
Triangular Pyramid
Length = nSurface area | 6.8550896964186E+15 |
---|---|
Volume | 2.3474832945252E+23 |
Height | 59313014.360135 |