28438306 (number)

28438306 is an even 8-digits composite number following 28438305 and preceding 28438307. In scientific notation, it is written as 2.8438306 × 10^7. The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors. There are 13125216 positive integers (up to 28438306) that are relatively prime to 28438306.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred thirty-eight thousand three hundred six

Notation

Scientific notation 2.8438306 × 10^7
Engineering notation 2.8438306 × 10^6

Prime Factorization of 28438306

Prime Factorization 2 × 13 × 13 × 84137

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 2187562
Product of the distinct prime numbers

The prime factorization of 28438306 is 2 × 13 × 13 × 84137. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 1, 35, 2, 552, 842, 4389, 8331, 97830, 66244, 469635, 955701, 5045959, 4912039, 88588250, 48827580, 749599537, 200897227, 99417212, 7338990409

Basic calculations (n = 28438306)

Multiplication

n×y
n×2 56876612
n×3 85314918
n×4 113753224
n×5 142191530

Division

n÷y
n÷2 14219153
n÷3 9479435.3333333
n÷3 7109576.5
n÷5 5687661.2

Exponentiation

ny
n2 808737248149636
n3 2.2999117336477E+22
n4 6.5405593654465E+29
n5 1.8600242864573E+37

Nth Root

y√n
2√n 5332.7578231155
3√n 305.23517112783
4√n 73.025733978616
5√n 30.95855948653

Divisors of 28438306

1, 2, 13, 26, 169, 338, 84137, 168274, 1093781, 2187562, 14219153, 28438306

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 -28438305
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 28438306 can be divided by 12 positive divisors. The sum of these divisors (counting 28438306) is 1, the average is 0.083333333333333.

Base conversion 28438306

Base System Value
2 Binary 1101100011110111100100010
3 Ternary 1222111211000121
4 Quaternary 1230132330202
5 Quinary 24240011211
6 Senary 2453310454
8 Octal 154367442
10 Decimal 28438306
12 Duodecimal 963542a
16 Hexadecimal 1b1ef22
20 Vigesimal 8heff6
36 Base36 gxj4y

Cryptographic Hash Functions

md5 2ca4e05b5e69c0f745902369737c047a
sha1 a8f69e71cd525ee31fb5da553ce12ee44ce05007
sha256 ae9940905bd43965243406ec3eee07d41299aba01aa5d614b05a61a58f98ec4c
sha512 f7254e0e99fc2f340fe874ea1c0836dc4917df5dd465987e85709d6c51c76f29854a4c9c1577fc9a5faa6d81665de5e2c217dcd48d9844bf8cc148dc5358fa55
ripemd-160 3c4e93dff4cece82592626a407c5fbf5424e014b

28438306 as geometric shapes

Circle

Radius = n
Diameter 56876612
Circumference 178683146.42028
Area 2.5407229974713E+15

Sphere

Radius = n
Volume 9.6338477417769E+22
Surface area 1.0162891989885E+16
Circumference 178683146.42028

Square

Length = n
Perimeter 113753224
Area 808737248149636
Diagonal 40217838.036116

Cube

Length = n
Surface area 4852423488897816
Volume 2.2999117336477E+22
Space diagonal 49256590.873191

Equilateral Triangle

Length = n
Perimeter 85314918
Area 3.5019350094215E+14
Altitude 24628295.436595

Triangular Pyramid

Length = n
Surface area 3.5019350094215E+14
Volume 2.7104719716547E+21
Height 13405946.012039