28444725 (number)

28444725 is an odd 8-digits composite number following 28444724 and preceding 28444726. In scientific notation, it is written as 2.8444725 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors. There are 15170400 positive integers (up to 28444725) that are relatively prime to 28444725.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred forty-four thousand seven hundred twenty-five

Notation

Scientific notation 2.8444725 × 10^7
Engineering notation 2.8444725 × 10^6

Prime Factorization of 28444725

Prime Factorization 5 × 9 × 5 × 126421

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 5688945
Product of the distinct prime numbers

The prime factorization of 28444725 is 5 × 9 × 5 × 126421. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 8, 2, 50, 969, 386, 7008, 9057, 6331, 33564, 712028, 60201, 3321146, 8846369, 66285174, 28270868, 581351238, 445771783, 6414435722, 4074038117

Basic calculations (n = 28444725)

Multiplication

n×y
n×2 56889450
n×3 85334175
n×4 113778900
n×5 142223625

Division

n÷y
n÷2 14222362.5
n÷3 9481575
n÷3 7111181.25
n÷5 5688945

Exponentiation

ny
n2 809102380325625
n3 2.3014694705208E+22
n4 6.5464666184859E+29
n5 1.8621244268451E+37

Nth Root

y√n
2√n 5333.3596353518
3√n 305.25813495657
4√n 73.02985441141
5√n 30.959956933014

Divisors of 28444725

1, 5, 9, 25, 45, 225, 126421, 632105, 1137789, 3160525, 5688945, 28444725

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 -28444724
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 28444725 can be divided by 12 positive divisors. The sum of these divisors (counting 28444725) is 1, the average is 0.083333333333333.

Base conversion 28444725

Base System Value
2 Binary 1101100100000100000110101
3 Ternary 1222112010211100
4 Quaternary 1230200200311
5 Quinary 24240212400
6 Senary 2453400313
8 Octal 154404065
10 Decimal 28444725
12 Duodecimal 9639099
16 Hexadecimal 1b20835
20 Vigesimal 8hfbg5
36 Base36 gxo39

Cryptographic Hash Functions

md5 7f73f11a412bb7c793d33da9f9fa1926
sha1 6fcdedc7737d8a448a638e8ac4d0f99a932261b3
sha256 dfcc88ecb638230e14c25446b9abb2fe01f7c14a1cd3ae026dbc93eb8b8d07f5
sha512 faa7c2896b1e650e7beaf84b0af647b4a6aa535b771eb0140676b731a4517cd1a1b443b31e3924d56933b2a6940ad93e1c5d3e90e5ed1e118fb18c56e4a1330f
ripemd-160 eaed2871658476140cf7760bfb1e20b9bcbae624

28444725 as geometric shapes

Circle

Radius = n
Diameter 56889450
Circumference 178723478.18676
Area 2.541870094033E+15

Sphere

Radius = n
Volume 9.6403727747324E+22
Surface area 1.0167480376132E+16
Circumference 178723478.18676

Square

Length = n
Perimeter 113778900
Area 809102380325625
Diagonal 40226915.872973

Cube

Length = n
Surface area 4854614281953750
Volume 2.3014694705208E+22
Space diagonal 49267708.907325

Equilateral Triangle

Length = n
Perimeter 85334175
Area 3.5035160781222E+14
Altitude 24633854.453662

Triangular Pyramid

Length = n
Surface area 3.5035160781222E+14
Volume 2.7123077821651E+21
Height 13408971.957658