28931136 (number)

28931136 is an even 8-digits composite number following 28931135 and preceding 28931137. In scientific notation, it is written as 2.8931136 × 10^7. The sum of its digits is 33. It has a total of 9 prime factors and 56 positive divisors. There are 8718336 positive integers (up to 28931136) that are relatively prime to 28931136.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand one hundred thirty-six

Notation

Scientific notation 2.8931136 × 10^7
Engineering notation 2.8931136 × 10^6

Prime Factorization of 28931136

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 519 × 13 × 67

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 904098
Product of the distinct prime numbers

The prime factorization of 28931136 is 2 × 2 × 2 × 2 × 2 × 2 × 519 × 13 × 67. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28931136)

Multiplication

n×y
n×2 57862272
n×3 86793408
n×4 115724544
n×5 144655680

Division

n÷y
n÷2 14465568
n÷3 9643712
n÷3 7232784
n÷5 5786227.2

Exponentiation

ny
n2 837010630250496
n3 2.4215668377223E+22
n4 7.0058679515233E+29
n5 2.0268771850356E+37

Nth Root

y√n
2√n 5378.7671449878
3√n 306.9883035859
4√n 73.340078708628
5√n 31.065124420543

Divisors of 28931136

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28931135
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28931136 can be divided by 56 positive divisors. The sum of these divisors (counting 28931136) is 1, the average is 0.017857142857143.

Base conversion 28931136

Base System Value
2 Binary 1101110010111010001000000
3 Ternary 2000102212001120
4 Quaternary 1232113101000
5 Quinary 24401244021
6 Senary 2512032240
8 Octal 156272100
10 Decimal 28931136
12 Duodecimal 9832680
16 Hexadecimal 1b97440
20 Vigesimal 90g7gg
36 Base36 h83eo

Cryptographic Hash Functions

md5 88454616d54f827ae491b84ea82f7030
sha1 23fe8a90919ce39ceae025639142fe20bb871603
sha256 3939198c584942e547245e0613af9ffce256af2a5fa727095089b53a97e082cb
sha512 3c38d3cd2956f9efb2b3bf58b00964eaa0873a2d752bb88abc89d3dcbf690202253bc1e64c0a1fe9f52568bc48139b819859ce8b6f2cbb8eceeb95b10a672206
ripemd-160 748ceba0d9d4204c1f920f9abd0134ed2b8eb480

28931136 as geometric shapes

Circle

Radius = n
Diameter 57862272
Circumference 181779688.63521
Area 2.6295464469715E+15

Sphere

Radius = n
Volume 1.0143435450087E+23
Surface area 1.0518185787886E+16
Circumference 181779688.63521

Square

Length = n
Perimeter 115724544
Area 837010630250496
Diagonal 40914804.906061

Cube

Length = n
Surface area 5022063781502976
Volume 2.4215668377223E+22
Space diagonal 50110197.472685

Equilateral Triangle

Length = n
Perimeter 86793408
Area 3.6243623451728E+14
Altitude 25055098.736343

Triangular Pyramid

Length = n
Surface area 3.6243623451728E+14
Volume 2.8538438867498E+21
Height 13638268.30202