28995888 (number)

28995888 is an even 8-digits composite number following 28995887 and preceding 28995889. In scientific notation, it is written as 2.8995888 × 10^7. The sum of its digits is 57. It has a total of 7 prime factors and 40 positive divisors. There are 9568000 positive integers (up to 28995888) that are relatively prime to 28995888.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8995888 × 10^7
Engineering notation 2.8995888 × 10^6

Prime Factorization of 28995888

Prime Factorization 2 × 2 × 2 × 2 × 3 × 101 × 5981

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3624486
Product of the distinct prime numbers

The prime factorization of 28995888 is 2 × 2 × 2 × 2 × 3 × 101 × 5981. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28995888)

Multiplication

n×y
n×2 57991776
n×3 86987664
n×4 115983552
n×5 144979440

Division

n÷y
n÷2 14497944
n÷3 9665296
n÷3 7248972
n÷5 5799177.6

Exponentiation

ny
n2 840761520908544
n3 2.4378626894974E+22
n4 7.0687993504045E+29
n5 2.049661142588E+37

Nth Root

y√n
2√n 5384.7830039845
3√n 307.21716077095
4√n 73.381080695125
5√n 31.079017622081

Divisors of 28995888

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28995887
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28995888 can be divided by 40 positive divisors. The sum of these divisors (counting 28995888) is 1, the average is 0.025.

Base conversion 28995888

Base System Value
2 Binary 1101110100111000100110000
3 Ternary 2000120010212210
4 Quaternary 1232213010300
5 Quinary 24410332023
6 Senary 2513252120
8 Octal 156470460
10 Decimal 28995888
12 Duodecimal 9864040
16 Hexadecimal 1ba7130
20 Vigesimal 9149e8
36 Base36 h9hdc

Cryptographic Hash Functions

md5 c2c5287e4aebdf924ffc573b50b9beac
sha1 d6923c357154df3f8539e45ead65f97834660e7b
sha256 daccfb1fa9b611ccb73f88e1119244bb97944c728159067cf2b791c6ee5c2e55
sha512 75852c5c6b5309c72f580a703a87e69178b033af2e8391d9eb743e86baee3af0aa807e3af4d985047326333e373c7ab5db7525a892743e2a9b4c2a1844e8ca82
ripemd-160 9243a39d8ac3b64971926cc85c2c9efd5a11bac5

28995888 as geometric shapes

Circle

Radius = n
Diameter 57991776
Circumference 182186537.45022
Area 2.6413302175073E+15

Sphere

Radius = n
Volume 1.0211695354381E+23
Surface area 1.0565320870029E+16
Circumference 182186537.45022

Square

Length = n
Perimeter 115983552
Area 840761520908544
Diagonal 41006378.062651

Cube

Length = n
Surface area 5044569125451264
Volume 2.4378626894974E+22
Space diagonal 50222351.226577

Equilateral Triangle

Length = n
Perimeter 86987664
Area 3.6406041781562E+14
Altitude 25111175.613288

Triangular Pyramid

Length = n
Surface area 3.6406041781562E+14
Volume 2.8730487322421E+21
Height 13668792.68755