28528028 (number)

28528028 is an even 8-digits composite number following 28528027 and preceding 28528029. In scientific notation, it is written as 2.8528028 × 10^7. The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors. There are 14208000 positive integers (up to 28528028) that are relatively prime to 28528028.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred twenty-eight thousand twenty-eight

Notation

Scientific notation 2.8528028 × 10^7
Engineering notation 2.8528028 × 10^6

Prime Factorization of 28528028

Prime Factorization 2 × 2 × 257 × 27751

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14264014
Product of the distinct prime numbers

The prime factorization of 28528028 is 2 × 2 × 257 × 27751. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 3, 36, 12, 614, 684, 4168, 6169, 70877, 98455, 682854, 787348, 6011029, 1547640, 78680121, 50316603, 55257709, 41307136, 5657745757, 9547862011

Basic calculations (n = 28528028)

Multiplication

n×y
n×2 57056056
n×3 85584084
n×4 114112112
n×5 142640140

Division

n÷y
n÷2 14264014
n÷3 9509342.6666667
n÷3 7132007
n÷5 5705605.6

Exponentiation

ny
n2 813848381568784
n3 2.3217489417149E+22
n4 6.6234918818213E+29
n5 1.8895516186237E+37

Nth Root

y√n
2√n 5341.1635436485
3√n 305.55583672824
4√n 73.083264456704
5√n 30.97806954537

Divisors of 28528028

1, 2, 4, 257, 514, 1028, 27751, 55502, 111004, 7132007, 14264014, 28528028

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28528027
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28528028 can be divided by 12 positive divisors. The sum of these divisors (counting 28528028) is 1, the average is 0.083333333333333.

Base conversion 28528028

Base System Value
2 Binary 1101100110100110110011100
3 Ternary 1222200101002122
4 Quaternary 1230310312130
5 Quinary 24300344103
6 Senary 2455242112
8 Octal 154646634
10 Decimal 28528028
12 Duodecimal 9679338
16 Hexadecimal 1b34d9c
20 Vigesimal 8i6018
36 Base36 gzgd8

Cryptographic Hash Functions

md5 7af9c5dbfc9e47cdd9d52161cbf68f3e
sha1 b8336b53e34a4837d5ab1835fa1bd9a051147d71
sha256 6418a693f1853300762540eb1c435045186aa5a7a70ef6c67776fe1c23622f3e
sha512 2694f1f13cfa73e7a4f323f5b0a2e737e90541f95ec66f477960d4a7643fe2db7b342999b2662e1303c2088fc5717736906ee53af06535e0c9ccbae7946436f5
ripemd-160 ab4ae482b8ced1b6a31830dc659dbe46ed197a0b

28528028 as geometric shapes

Circle

Radius = n
Diameter 57056056
Circumference 179246886.37241
Area 2.5567800966724E+15

Sphere

Radius = n
Volume 9.7253192250285E+22
Surface area 1.022712038669E+16
Circumference 179246886.37241

Square

Length = n
Perimeter 114112112
Area 813848381568784
Diagonal 40344724.105359

Cube

Length = n
Surface area 4883090289412704
Volume 2.3217489417149E+22
Space diagonal 49411993.935748

Equilateral Triangle

Length = n
Perimeter 85584084
Area 3.5240668663371E+14
Altitude 24705996.967874

Triangular Pyramid

Length = n
Surface area 3.5240668663371E+14
Volume 2.7362073681655E+21
Height 13448241.368453