28857532 (number)

28857532 is an even 8-digits composite number following 28857531 and preceding 28857533. In scientific notation, it is written as 2.8857532 × 10^7. The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors. There are 12972960 positive integers (up to 28857532) that are relatively prime to 28857532.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8857532 × 10^7
Engineering notation 2.8857532 × 10^6

Prime Factorization of 28857532

Prime Factorization 2 × 2 × 121 × 547 × 109

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14428766
Product of the distinct prime numbers

The prime factorization of 28857532 is 2 × 2 × 121 × 547 × 109. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 9, 27, 67, 454, 705, 701, 5353, 36773, 5409, 282850, 808365, 9777635, 6063705, 20827842, 16338052, 303570695, 603288735, 4617703836, 7877962031

Basic calculations (n = 28857532)

Multiplication

n×y
n×2 57715064
n×3 86572596
n×4 115430128
n×5 144287660

Division

n÷y
n÷2 14428766
n÷3 9619177.3333333
n÷3 7214383
n÷5 5771506.4

Exponentiation

ny
n2 832757153131024
n3 2.4031316194707E+22
n4 6.9348447609089E+29
n5 2.0012250460296E+37

Nth Root

y√n
2√n 5371.9206993402
3√n 306.72774513315
4√n 73.293387828236
5√n 31.049301690063

Divisors of 28857532

1, 2, 4, 109, 121, 218, 242, 436, 484, 547, 1094, 2188, 13189, 26378, 52756, 59623, 66187, 119246, 132374, 238492, 264748, 7214383, 14428766, 28857532

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 -28857531
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 28857532 can be divided by 24 positive divisors. The sum of these divisors (counting 28857532) is 1, the average is 0.041666666666667.

Base conversion 28857532

Base System Value
2 Binary 1101110000101010010111100
3 Ternary 2000022010002111
4 Quaternary 1232011102330
5 Quinary 24341420112
6 Senary 2510303404
8 Octal 156052274
10 Decimal 28857532
12 Duodecimal 97b7b64
16 Hexadecimal 1b854bc
20 Vigesimal 9073gc
36 Base36 h6im4

Cryptographic Hash Functions

md5 65ad0353bc72734ba1a0a81ddd0e2181
sha1 c7a920bf79c4aea3135f8be77e721ef5f0db656d
sha256 dedbb942f1a3fe149ef555c43d3d38f7b954db7ac24bc7dda2fdf81244f57f44
sha512 49134ecb406361c7cea65fb42bc733f37e3324d5d6dca8d65cd5c93de47d6f4b8052fd524c5d63a48bcac76a38c4f20b772395bb6bf643c4d9b442a947c312dd
ripemd-160 39ea760daacfd9abde36b9e73ef8c8b4481c2c24

28857532 as geometric shapes

Circle

Radius = n
Diameter 57715064
Circumference 181317221.06386
Area 2.6161837545008E+15

Sphere

Radius = n
Volume 1.0066214188452E+23
Surface area 1.0464735018003E+16
Circumference 181317221.06386

Square

Length = n
Perimeter 115430128
Area 832757153131024
Diagonal 40810713.131016

Cube

Length = n
Surface area 4996542918786144
Volume 2.4031316194707E+22
Space diagonal 49982711.605045

Equilateral Triangle

Length = n
Perimeter 86572596
Area 3.6059442489734E+14
Altitude 24991355.802522

Triangular Pyramid

Length = n
Surface area 3.6059442489734E+14
Volume 2.832117773686E+21
Height 13603571.043672