28931535 (number)

28931535 is an odd 8-digits composite number following 28931534 and preceding 28931536. In scientific notation, it is written as 2.8931535 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 14254080 positive integers (up to 28931535) that are relatively prime to 28931535.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8931535 × 10^7
Engineering notation 2.8931535 × 10^6

Prime Factorization of 28931535

Prime Factorization 3 × 3 × 17 × 5 × 59 × 641

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 9643845
Product of the distinct prime numbers

The prime factorization of 28931535 is 3 × 3 × 17 × 5 × 59 × 641. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28931535)

Multiplication

n×y
n×2 57863070
n×3 86794605
n×4 115726140
n×5 144657675

Division

n÷y
n÷2 14465767.5
n÷3 9643845
n÷3 7232883.75
n÷5 5786307

Exponentiation

ny
n2 837033717456225
n3 2.4216670292765E+22
n4 7.0062544415859E+29
n5 2.0270169559565E+37

Nth Root

y√n
2√n 5378.8042351437
3√n 306.9897148425
4√n 73.34033157236
5√n 31.065210106195

Divisors of 28931535

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 -28931534
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 28931535 can be divided by 48 positive divisors. The sum of these divisors (counting 28931535) is 1, the average is 0.020833333333333.

Base conversion 28931535

Base System Value
2 Binary 1101110010111010111001111
3 Ternary 2000102212121100
4 Quaternary 1232113113033
5 Quinary 24401302120
6 Senary 2512034143
8 Octal 156272717
10 Decimal 28931535
12 Duodecimal 9832953
16 Hexadecimal 1b975cf
20 Vigesimal 90g8gf
36 Base36 h83pr

Cryptographic Hash Functions

md5 bac897d71b8ba6b2d1a4d2efe51794f8
sha1 20f9e55d8a681d41194145ca03ee11786d72c3c7
sha256 85099156ba57f9623289844c578c0a03a1545cf0cf67cbfff79e6136e49ed13f
sha512 f83d71a2e2ade51fd3d5a54efcb0a8bda5831557f806f446108031497bd21bc912632aa5bb93e8cfff6d7b7b210abd874de10bd56a872002e0f46cd41a17f943
ripemd-160 db958b2f3b7fa54ca3f06aeca63a026d4b7bef5e

28931535 as geometric shapes

Circle

Radius = n
Diameter 57863070
Circumference 181782195.62615
Area 2.6296189775674E+15

Sphere

Radius = n
Volume 1.0143855131488E+23
Surface area 1.051847591027E+16
Circumference 181782195.62615

Square

Length = n
Perimeter 115726140
Area 837033717456225
Diagonal 40915369.177272

Cube

Length = n
Surface area 5022202304737350
Volume 2.4216670292765E+22
Space diagonal 50110888.560957

Equilateral Triangle

Length = n
Perimeter 86794605
Area 3.6244623157061E+14
Altitude 25055444.280479

Triangular Pyramid

Length = n
Surface area 3.6244623157061E+14
Volume 2.8539619636288E+21
Height 13638456.392424