28995789 (number)

28995789 is an odd 8-digits composite number following 28995788 and preceding 28995790. In scientific notation, it is written as 2.8995789 × 10^7. The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors. There are 19315296 positive integers (up to 28995789) that are relatively prime to 28995789.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-five thousand seven hundred eighty-nine

Notation

Scientific notation 2.8995789 × 10^7
Engineering notation 2.8995789 × 10^6

Prime Factorization of 28995789

Prime Factorization 3 × 6007 × 1609

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28995789
Product of the distinct prime numbers

The prime factorization of 28995789 is 3 × 6007 × 1609. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28995789)

Multiplication

n×y
n×2 57991578
n×3 86987367
n×4 115983156
n×5 144978945

Division

n÷y
n÷2 14497894.5
n÷3 9665263
n÷3 7248947.25
n÷5 5799157.8

Exponentiation

ny
n2 840755779732521
n3 2.4378377189655E+22
n4 7.0687028115364E+29
n5 2.0496261522702E+37

Nth Root

y√n
2√n 5384.7738114056
3√n 307.21681112903
4√n 73.381018059207
5√n 31.078996399575

Divisors of 28995789

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28995788
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28995789 can be divided by 8 positive divisors. The sum of these divisors (counting 28995789) is 1, the average is 0.125.

Base conversion 28995789

Base System Value
2 Binary 1101110100111000011001101
3 Ternary 2000120010202010
4 Quaternary 1232213003031
5 Quinary 24410331124
6 Senary 2513251433
8 Octal 156470315
10 Decimal 28995789
12 Duodecimal 9863b79
16 Hexadecimal 1ba70cd
20 Vigesimal 914999
36 Base36 h9hal

Cryptographic Hash Functions

md5 e481243463d5c41b2f46a744c45488a6
sha1 e16db582f21810c14171ef273cf57f0a601e3b8f
sha256 40d88df1a2e61692309a83cc74f3295b835a382b45e16e4d25294865e24b90e2
sha512 3c377642f6aa34cbfabe94b4f8bb8510779f08e65ab56334ead23ba745b6eb6a806a2005c5bbe373742608d7e1eb4577c87f902f90609ca955bf1ab8e6eb07f9
ripemd-160 cde36e2e1431cfbd0352663b38adb3a23fb2468a

28995789 as geometric shapes

Circle

Radius = n
Diameter 57991578
Circumference 182185915.41488
Area 2.6413121810708E+15

Sphere

Radius = n
Volume 1.0211590758061E+23
Surface area 1.0565248724283E+16
Circumference 182185915.41488

Square

Length = n
Perimeter 115983156
Area 840755779732521
Diagonal 41006238.055509

Cube

Length = n
Surface area 5044534678395126
Volume 2.4378377189655E+22
Space diagonal 50222179.753547

Equilateral Triangle

Length = n
Perimeter 86987367
Area 3.6405793181348E+14
Altitude 25111089.876773

Triangular Pyramid

Length = n
Surface area 3.6405793181348E+14
Volume 2.873019304188E+21
Height 13668746.018503