129127980 (number)
129127980 is an even 9-digits composite number following 129127979 and preceding 129127981. In scientific notation, it is written as 1.29127980 × 10^8. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 32648704 positive integers (up to 129127980) that are relatively prime to 129127980.
Interesting facts
- 129127980 has 48 divisors, whose sum is 253725696
- The reverse of 129127980 is 089721921
- Previous prime number is 137
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 39
- Digital Root 3
Name
Name | one hundred twenty-nine million one hundred twenty-seven thousand nine hundred eighty |
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Notation
Scientific notation | 1.29127980 × 10^8 |
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Engineering notation | 1.29127980 × 10^6 |
Prime Factorization of 129127980
Prime Factorization 2 × 2 × 15 × 23 × 137 × 683
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 64563990 | Product of the distinct prime numbers |
The prime factorization of 129127980 is 2 × 2 × 15 × 23 × 137 × 683. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129127980)
Multiplication
n×yn×2 | 258255960 |
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n×3 | 387383940 |
n×4 | 516511920 |
n×5 | 645639900 |
Division
n÷yn÷2 | 64563990 |
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n÷3 | 43042660 |
n÷3 | 32281995 |
n÷5 | 25825596 |
Exponentiation
nyn2 | 16674035218880400 |
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n3 | 2.1530844862629E+24 |
n4 | 2.7802345048046E+32 |
n5 | 3.5900606553172E+40 |
Nth Root
y√n2√n | 11363.449300279 |
---|---|
3√n | 505.44447356627 |
4√n | 106.59948076927 |
5√n | 41.899039905263 |
Divisors of 129127980
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 | -129127979 | 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 129127980 can be divided by 48 positive divisors. The sum of these divisors (counting 129127980) is 1, the average is 0.020833333333333.
Base conversion 129127980
Base | System | Value |
---|---|---|
2 | Binary | 111101100100101011000101100 |
3 | Ternary | 22222222101021210 |
4 | Quaternary | 13230211120230 |
5 | Quinary | 231024043410 |
6 | Senary | 20451354420 |
8 | Octal | 754453054 |
10 | Decimal | 129127980 |
12 | Duodecimal | 372b2a10 |
16 | Hexadecimal | 7b2562c |
20 | Vigesimal | 2070jj0 |
36 | Base36 | 24vnsc |
Cryptographic Hash Functions
md5 | e236383cae027721b62732b075d25589 |
---|---|
sha1 | aa9f000dfc0c8128b323ba247732ae2194292b63 |
sha256 | f6a12eeb41ebc7000922cd1df56018cae0485f61cfbfe07b8dc2a91813db2cf2 |
sha512 | c07219a47581dc75f2372ac5f53a2cf84fc46e0e6428ef1d9b05809b7f96c493ae46d2fb3bd788f33bc60d0b0cf42ba940d155deabc0ea8b7520f8268a460346 |
ripemd-160 | 2a8b97608fa116c74cf178dfcba27c850b798c74 |
129127980 as geometric shapes
Circle
Radius = nDiameter | 258255960 |
---|---|
Circumference | 811335026.68178 |
Area | 5.2383026549332E+16 |
Sphere
Radius = nVolume | 9.0188192061355E+24 |
---|---|
Surface area | 2.0953210619733E+17 |
Circumference | 811335026.68178 |
Square
Length = nPerimeter | 516511920 |
---|---|
Area | 16674035218880400 |
Diagonal | 182614540.59784 |
Cube
Length = nSurface area | 100044211313282400 |
---|---|
Volume | 2.1530844862629E+24 |
Space diagonal | 223656222.03874 |
Equilateral Triangle
Length = nPerimeter | 387383940 |
---|---|
Area | 7.2200690415734E+15 |
Altitude | 111828111.01937 |
Triangular Pyramid
Length = nSurface area | 7.2200690415734E+15 |
---|---|
Volume | 2.5374344011734E+23 |
Height | 60871513.532614 |