28398974 (number)

28398974 is an even 8-digits composite number following 28398973 and preceding 28398975. In scientific notation, it is written as 2.8398974 × 10^7. The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors. There are 13582096 positive integers (up to 28398974) that are relatively prime to 28398974.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-eight thousand nine hundred seventy-four

Notation

Scientific notation 2.8398974 × 10^7
Engineering notation 2.8398974 × 10^6

Prime Factorization of 28398974

Prime Factorization 2 × 23 × 617369

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28398974
Product of the distinct prime numbers

The prime factorization of 28398974 is 2 × 23 × 617369. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28398974)

Multiplication

n×y
n×2 56797948
n×3 85196922
n×4 113595896
n×5 141994870

Division

n÷y
n÷2 14199487
n÷3 9466324.6666667
n÷3 7099743.5
n÷5 5679794.8

Exponentiation

ny
n2 806501724252676
n3 2.2903821498007E+22
n4 6.5044503122254E+29
n5 1.8471971530118E+37

Nth Root

y√n
2√n 5329.0687741856
3√n 305.09438626762
4√n 73.000471054546
5√n 30.949991210605

Divisors of 28398974

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 -28398973
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 28398974 can be divided by 8 positive divisors. The sum of these divisors (counting 28398974) is 1, the average is 0.125.

Base conversion 28398974

Base System Value
2 Binary 1101100010101010101111110
3 Ternary 1222102211001212
4 Quaternary 1230111111332
5 Quinary 24232231344
6 Senary 2452404422
8 Octal 154252576
10 Decimal 28398974
12 Duodecimal 9616712
16 Hexadecimal 1b1557e
20 Vigesimal 8h9h8e
36 Base36 gwose

Cryptographic Hash Functions

md5 72655c54693da65d3f751408efb8396c
sha1 4cb150d773066cfcf93cf3c3888520e9843879e6
sha256 6f86abf5be8f293d33e59ba37e846a7415b3db8468e8e10a6689ee997fb553bc
sha512 1465fb09a3634075f3179bd53dc93c1cddc24914f397f7a48d489991b018804b91f69d9ea2a06300056c5243bfe810a2ae668738a432e96507c83989d4ba157a
ripemd-160 95e84eb906bba982fca82b9bd29dbc0477df5f63

28398974 as geometric shapes

Circle

Radius = n
Diameter 56797948
Circumference 178436016.17578
Area 2.5336998920197E+15

Sphere

Radius = n
Volume 9.5939303143027E+22
Surface area 1.0134799568079E+16
Circumference 178436016.17578

Square

Length = n
Perimeter 113595896
Area 806501724252676
Diagonal 40162214.188281

Cube

Length = n
Surface area 4839010345516056
Volume 2.2903821498007E+22
Space diagonal 49188465.850828

Equilateral Triangle

Length = n
Perimeter 85196922
Area 3.4922549069938E+14
Altitude 24594232.925414

Triangular Pyramid

Length = n
Surface area 3.4922549069938E+14
Volume 2.6992412493878E+21
Height 13387404.729427