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

Basic properties

Name

Name one hundred fifty-five million four hundred thirty-one thousand three hundred eighty

Notation

Scientific notation 1.55431380 × 10^8
Engineering notation 1.55431380 × 10^6

Prime Factorization of 155431380

Prime Factorization 2 × 2 × 15 × 13 × 89 × 2239

Composite number
ω 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×y
n×2 310862760
n×3 466294140
n×4 621725520
n×5 777156900

Division

n÷y
n÷2 77715690
n÷3 51810460
n÷3 38857845
n÷5 31086276

Exponentiation

ny
n2 24158913888704400
n3 3.7550533250225E+24
n4 5.8365312028183E+32
n5 9.0718009926712E+40

Nth Root

y√n
2√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 = n
Diameter 310862760
Circumference 976604163.09065
Area 7.5897466391462E+16

Sphere

Radius = n
Volume 1.5729130586305E+25
Surface area 3.0358986556585E+17
Circumference 976604163.09065

Square

Length = n
Perimeter 621725520
Area 24158913888704400
Diagonal 219813165.61437

Cube

Length = n
Surface area 144953483332226400
Volume 3.7550533250225E+24
Space diagonal 269215047.25055

Equilateral Triangle

Length = n
Perimeter 466294140
Area 1.0461116577729E+16
Altitude 134607523.62527

Triangular Pyramid

Length = n
Surface area 1.0461116577729E+16
Volume 4.4253727830675E+23
Height 73271055.204789