155431380 (number)
155431380 is an even 9-digits composite number following 155431379 and preceding 155431381. In scientific notation, it is written as 1.55431380 × 10^8. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 37813248 positive integers (up to 155431380) that are relatively prime to 155431380.
Interesting facts
- 155431380 has 48 divisors, whose sum is 316108800
- The reverse of 155431380 is 083134551
- Previous prime number is 89
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 30
- Digital Root 3
Name
Name | one hundred fifty-five million four hundred thirty-one thousand three hundred eighty |
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Notation
Scientific notation | 1.55431380 × 10^8 |
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Engineering notation | 1.55431380 × 10^6 |
Prime Factorization of 155431380
Prime Factorization 2 × 2 × 15 × 13 × 89 × 2239
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 77715690 | Product of the distinct prime numbers |
The prime factorization of 155431380 is 2 × 2 × 15 × 13 × 89 × 2239. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 155431380)
Multiplication
n×yn×2 | 310862760 |
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n×3 | 466294140 |
n×4 | 621725520 |
n×5 | 777156900 |
Division
n÷yn÷2 | 77715690 |
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n÷3 | 51810460 |
n÷3 | 38857845 |
n÷5 | 31086276 |
Exponentiation
nyn2 | 24158913888704400 |
---|---|
n3 | 3.7550533250225E+24 |
n4 | 5.8365312028183E+32 |
n5 | 9.0718009926712E+40 |
Nth Root
y√n2√n | 12467.212198403 |
---|---|
3√n | 537.6664045799 |
4√n | 111.65667108777 |
5√n | 43.481822674144 |
Divisors of 155431380
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 | -155431379 | 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 155431380 can be divided by 48 positive divisors. The sum of these divisors (counting 155431380) is 1, the average is 0.020833333333333.
Base conversion 155431380
Base | System | Value |
---|---|---|
2 | Binary | 1001010000111011000111010100 |
3 | Ternary | 101211110201202210 |
4 | Quaternary | 21100323013110 |
5 | Quinary | 304242301010 |
6 | Senary | 23231233420 |
8 | Octal | 1120730724 |
10 | Decimal | 155431380 |
12 | Duodecimal | 44078870 |
16 | Hexadecimal | 943b1d4 |
20 | Vigesimal | 28b8i90 |
36 | Base36 | 2kjfmc |
Cryptographic Hash Functions
md5 | be9c645110518f33526851ca92c42f2b |
---|---|
sha1 | 83ae9e2fd4f2320465cbf884fe73939779cf1e2a |
sha256 | 39aaf5986b5db96a18a5e1a84925171df6dc7c06a993eb82dc13344ee2fb7670 |
sha512 | e774d223b66cc19ebe8d5ef5c7e59a694e06ab9a9b9906ccc7b2b871678631941906c8e6b58a08135577ee7810a2383774c5e52a92d16e04909bb24686df1fa7 |
ripemd-160 | f9f6a656ea75842c88bbd27c367b3230031b29fc |
155431380 as geometric shapes
Circle
Radius = nDiameter | 310862760 |
---|---|
Circumference | 976604163.09065 |
Area | 7.5897466391462E+16 |
Sphere
Radius = nVolume | 1.5729130586305E+25 |
---|---|
Surface area | 3.0358986556585E+17 |
Circumference | 976604163.09065 |
Square
Length = nPerimeter | 621725520 |
---|---|
Area | 24158913888704400 |
Diagonal | 219813165.61437 |
Cube
Length = nSurface area | 144953483332226400 |
---|---|
Volume | 3.7550533250225E+24 |
Space diagonal | 269215047.25055 |
Equilateral Triangle
Length = nPerimeter | 466294140 |
---|---|
Area | 1.0461116577729E+16 |
Altitude | 134607523.62527 |
Triangular Pyramid
Length = nSurface area | 1.0461116577729E+16 |
---|---|
Volume | 4.4253727830675E+23 |
Height | 73271055.204789 |