129451888 (number)
129451888 is an even 9-digits composite number following 129451887 and preceding 129451889. In scientific notation, it is written as 1.29451888 × 10^8. The sum of its digits is 46. It has a total of 7 prime factors and 40 positive divisors. There are 63638784 positive integers (up to 129451888) that are relatively prime to 129451888.
Interesting facts
- 129451888 has 40 divisors, whose sum is 255068000
- The reverse of 129451888 is 888154921
- Previous prime number is 109
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 46
- Digital Root 1
Name
Name | one hundred twenty-nine million four hundred fifty-one thousand eight hundred eighty-eight |
---|
Notation
Scientific notation | 1.29451888 × 10^8 |
---|---|
Engineering notation | 1.29451888 × 10^6 |
Prime Factorization of 129451888
Prime Factorization 2 × 2 × 2 × 2 × 199 × 109 × 373
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 16181486 | Product of the distinct prime numbers |
The prime factorization of 129451888 is 2 × 2 × 2 × 2 × 199 × 109 × 373. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129451888)
Multiplication
n×yn×2 | 258903776 |
---|---|
n×3 | 388355664 |
n×4 | 517807552 |
n×5 | 647259440 |
Division
n÷yn÷2 | 64725944 |
---|---|
n÷3 | 43150629.333333 |
n÷3 | 32362972 |
n÷5 | 25890377.6 |
Exponentiation
nyn2 | 16757791306764544 |
---|---|
n3 | 2.1693277233707E+24 |
n4 | 2.8082356948107E+32 |
n5 | 3.6353141264224E+40 |
Nth Root
y√n2√n | 11377.692560445 |
---|---|
3√n | 505.86674406076 |
4√n | 106.66626720967 |
5√n | 41.920038975333 |
Divisors of 129451888
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 | -129451887 | 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 129451888 can be divided by 40 positive divisors. The sum of these divisors (counting 129451888) is 1, the average is 0.025.
Base conversion 129451888
Base | System | Value |
---|---|---|
2 | Binary | 111101101110100011101110000 |
3 | Ternary | 100000120211121101 |
4 | Quaternary | 13231310131300 |
5 | Quinary | 231114430023 |
6 | Senary | 20502334144 |
8 | Octal | 755643560 |
10 | Decimal | 129451888 |
12 | Duodecimal | 3742a354 |
16 | Hexadecimal | 7b74770 |
20 | Vigesimal | 20919e8 |
36 | Base36 | 252lps |
Cryptographic Hash Functions
md5 | 3cc71c0250355a3549a27aaa3f0503d3 |
---|---|
sha1 | 6bc0dd5b905142251882640c805ae6ffae169329 |
sha256 | ceffa15fded7cafc048fc657cd70ce98ecd30498f86f507fadafb4914b3831b1 |
sha512 | bee5f080ac0254051479c6ed2399b964d2919ad91544cf4c047402a7593b8c59ae5605b274f632dbf8e0d91ce3cbd4135c8b9775c360820e457261e3afaf3700 |
ripemd-160 | 04fd3a94db69d3f8153eb9d1e9581b37528f4454 |
129451888 as geometric shapes
Circle
Radius = nDiameter | 258903776 |
---|---|
Circumference | 813370200.66826 |
Area | 5.2646154059722E+16 |
Sphere
Radius = nVolume | 9.0868587186266E+24 |
---|---|
Surface area | 2.1058461623889E+17 |
Circumference | 813370200.66826 |
Square
Length = nPerimeter | 517807552 |
---|---|
Area | 16757791306764544 |
Diagonal | 183072615.6844 |
Cube
Length = nSurface area | 100546747840587264 |
---|---|
Volume | 2.1693277233707E+24 |
Space diagonal | 224217247.15172 |
Equilateral Triangle
Length = nPerimeter | 388355664 |
---|---|
Area | 7.2563364914881E+15 |
Altitude | 112108623.57586 |
Triangular Pyramid
Length = nSurface area | 7.2563364914881E+15 |
---|---|
Volume | 2.5565772396856E+23 |
Height | 61024205.228134 |