28858428 (number)

28858428 is an even 8-digits composite number following 28858427 and preceding 28858429. In scientific notation, it is written as 2.8858428 × 10^7. The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors. There are 9510336 positive integers (up to 28858428) that are relatively prime to 28858428.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred fifty-eight thousand four hundred twenty-eight

Notation

Scientific notation 2.8858428 × 10^7
Engineering notation 2.8858428 × 10^6

Prime Factorization of 28858428

Prime Factorization 2 × 2 × 9 × 89 × 9007

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14429214
Product of the distinct prime numbers

The prime factorization of 28858428 is 2 × 2 × 9 × 89 × 9007. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 9, 96, 9, 836, 619, 3674, 3549, 40688, 20318, 431865, 353871, 3664921, 8212752, 26993429, 87726974, 493074223, 127481828, 9009815091, 4970729830

Basic calculations (n = 28858428)

Multiplication

n×y
n×2 57716856
n×3 86575284
n×4 115433712
n×5 144292140

Division

n÷y
n÷2 14429214
n÷3 9619476
n÷3 7214607
n÷5 5771685.6

Exponentiation

ny
n2 832808866631184
n3 2.4033554715438E+22
n4 6.9357060833952E+29
n5 2.0015357463682E+37

Nth Root

y√n
2√n 5372.0040953074
3√n 306.73091963903
4√n 73.293956744792
5√n 31.049494498158

Divisors of 28858428

1, 2, 4, 9, 18, 36, 89, 178, 356, 801, 1602, 3204, 9007, 18014, 36028, 81063, 162126, 324252, 801623, 1603246, 3206492, 7214607, 14429214, 28858428

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28858427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28858428 can be divided by 24 positive divisors. The sum of these divisors (counting 28858428) is 1, the average is 0.041666666666667.

Base conversion 28858428

Base System Value
2 Binary 1101110000101100000111100
3 Ternary 2000022011022200
4 Quaternary 1232011200330
5 Quinary 24341432203
6 Senary 2510311500
8 Octal 156054074
10 Decimal 28858428
12 Duodecimal 97b8590
16 Hexadecimal 1b8583c
20 Vigesimal 907618
36 Base36 h6jb0

Cryptographic Hash Functions

md5 8a6344ae06b939925b3ed5b4831e9c5e
sha1 b5aa327459ef01018c27d1ca4e14359e239b87bf
sha256 f3546eafabee02e17a2848ffb6e7fb047f3041f1c8648e34b088841a6fdb66fb
sha512 3d8b33781a892a8ad854ff075cfaa5d95f1f6b19acb9631c8cdf51b919af0f7f9f46dab684e5496c816ecf9ba34facaf8d9fc70692256d80db60505b81c07dda
ripemd-160 9e6f73df206f8f79ab9451730610d18d67cfdb93

28858428 as geometric shapes

Circle

Radius = n
Diameter 57716856
Circumference 181322850.7979
Area 2.616346217253E+15

Sphere

Radius = n
Volume 1.0067151857822E+23
Surface area 1.0465384869012E+16
Circumference 181322850.7979

Square

Length = n
Perimeter 115433712
Area 832808866631184
Diagonal 40811980.266367

Cube

Length = n
Surface area 4996853199787104
Volume 2.4033554715438E+22
Space diagonal 49984263.522568

Equilateral Triangle

Length = n
Perimeter 86575284
Area 3.6061681749977E+14
Altitude 24992131.761284

Triangular Pyramid

Length = n
Surface area 3.6061681749977E+14
Volume 2.832381585884E+21
Height 13603993.422122