28899428 (number)

28899428 is an even 8-digits composite number following 28899427 and preceding 28899429. In scientific notation, it is written as 2.8899428 × 10^7. The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors. There are 13951392 positive integers (up to 28899428) that are relatively prime to 28899428.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8899428 × 10^7
Engineering notation 2.8899428 × 10^6

Prime Factorization of 28899428

Prime Factorization 2 × 2 × 29 × 249133

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14449714
Product of the distinct prime numbers

The prime factorization of 28899428 is 2 × 2 × 29 × 249133. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 6, 4, 74, 902, 556, 1421, 1851, 79966, 38403, 369993, 992011, 6108606, 5031311, 42416870, 2446460, 871429521, 644153047, 3551071042, 5860539248

Basic calculations (n = 28899428)

Multiplication

n×y
n×2 57798856
n×3 86698284
n×4 115597712
n×5 144497140

Division

n÷y
n÷2 14449714
n÷3 9633142.6666667
n÷3 7224857
n÷5 5779885.6

Exponentiation

ny
n2 835176938727184
n3 2.4136135808007E+22
n4 6.9752051898171E+29
n5 2.0157944016835E+37

Nth Root

y√n
2√n 5375.8188213518
3√n 306.87611138592
4√n 73.319975595685
5√n 31.058312070888

Divisors of 28899428

1, 2, 4, 29, 58, 116, 249133, 498266, 996532, 7224857, 14449714, 28899428

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 -28899427
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 28899428 can be divided by 12 positive divisors. The sum of these divisors (counting 28899428) is 1, the average is 0.083333333333333.

Base conversion 28899428

Base System Value
2 Binary 1101110001111100001100100
3 Ternary 2000101020120012
4 Quaternary 1232033201210
5 Quinary 24344240203
6 Senary 2511225352
8 Octal 156174144
10 Decimal 28899428
12 Duodecimal 9818258
16 Hexadecimal 1b8f864
20 Vigesimal 90c8b8
36 Base36 h7exw

Cryptographic Hash Functions

md5 f791303775089d75b2dbe15ec2508612
sha1 b2efaa6cabce9c4fc84b349dc1f1b0aeb8c8cc6b
sha256 39a9c295a40cbfc39118b027dee4716dc36208ab8917c725880711c0f3457b7f
sha512 aebbbf37e06829c6e58086085716ebd15123ca490903774a88dd3c79a881a53fba59a0a5c11daa784a9b9587dee33c6f1f15f9844705ffad482a5bd250650c4c
ripemd-160 f2172b57711021cad81b2dba7ca2a26fc88b0ddd

28899428 as geometric shapes

Circle

Radius = n
Diameter 57798856
Circumference 181580461.39549
Area 2.6237857351529E+15

Sphere

Radius = n
Volume 1.0110120925397E+23
Surface area 1.0495142940612E+16
Circumference 181580461.39549

Square

Length = n
Perimeter 115597712
Area 835176938727184
Diagonal 40869963.022425

Cube

Length = n
Surface area 5011061632363104
Volume 2.4136135808007E+22
Space diagonal 50055277.605679

Equilateral Triangle

Length = n
Perimeter 86698284
Area 3.6164222279633E+14
Altitude 25027638.802839

Triangular Pyramid

Length = n
Surface area 3.6164222279633E+14
Volume 2.8444708835802E+21
Height 13623321.007475