28857025 (number)

28857025 is an odd 8-digits composite number following 28857024 and preceding 28857026. In scientific notation, it is written as 2.8857025 × 10^7. The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors. There are 22805840 positive integers (up to 28857025) that are relatively prime to 28857025.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8857025 × 10^7
Engineering notation 2.8857025 × 10^6

Prime Factorization of 28857025

Prime Factorization 5 × 5 × 83 × 13907

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 5771405
Product of the distinct prime numbers

The prime factorization of 28857025 is 5 × 5 × 83 × 13907. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 6, 54, 55, 468, 581, 8710, 9071, 48027, 47684, 294382, 998920, 1537200, 3894740, 23517350, 8968188, 209345654, 483659181, 3799008518, 6502174978

Basic calculations (n = 28857025)

Multiplication

n×y
n×2 57714050
n×3 86571075
n×4 115428100
n×5 144285125

Division

n÷y
n÷2 14428512.5
n÷3 9619008.3333333
n÷3 7214256.25
n÷5 5771405

Exponentiation

ny
n2 832727891850625
n3 2.4030049593331E+22
n4 6.9343574186599E+29
n5 2.001049253892E+37

Nth Root

y√n
2√n 5371.8735093075
3√n 306.72594881555
4√n 73.29306590195
5√n 31.049192587825

Divisors of 28857025

1, 5, 25, 83, 415, 2075, 13907, 69535, 347675, 1154281, 5771405, 28857025

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 -28857024
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 28857025 can be divided by 12 positive divisors. The sum of these divisors (counting 28857025) is 1, the average is 0.083333333333333.

Base conversion 28857025

Base System Value
2 Binary 1101110000101001011000001
3 Ternary 2000022002101201
4 Quaternary 1232011023001
5 Quinary 24341411100
6 Senary 2510301201
8 Octal 156051301
10 Decimal 28857025
12 Duodecimal 97b7801
16 Hexadecimal 1b852c1
20 Vigesimal 9072b5
36 Base36 h6i81

Cryptographic Hash Functions

md5 73b51abec4ca3b149173778b5169abd3
sha1 01b46ff2cb1687d8a9e5e05e26d42b1926bcacbf
sha256 bf2dc21289c0f385bd12ae83b8f09008cdcd9fc4f3bedc50c716a12dfdc329b4
sha512 89ed993ebe961dc816df158ad33084fe97fa4ec43c1a55898f71c1acc141478f10ef4699eed5e3d1a15e234d026e71eacc2e29996f149be6245a76e95b91e27b
ripemd-160 843b6c0cdc15f941d4a09e4cf5ca516f3d378b1b

28857025 as geometric shapes

Circle

Radius = n
Diameter 57714050
Circumference 181314035.48891
Area 2.6160918274772E+15

Sphere

Radius = n
Volume 1.0065683635708E+23
Surface area 1.0464367309909E+16
Circumference 181314035.48891

Square

Length = n
Perimeter 115428100
Area 832727891850625
Diagonal 40809996.124739

Cube

Length = n
Surface area 4996367351103750
Volume 2.4030049593331E+22
Space diagonal 49981833.455285

Equilateral Triangle

Length = n
Perimeter 86571075
Area 3.6058175439125E+14
Altitude 24990916.727643

Triangular Pyramid

Length = n
Surface area 3.6058175439125E+14
Volume 2.8319685032822E+21
Height 13603332.04158