28306738 (number)

28306738 is an even 8-digits composite number following 28306737 and preceding 28306739. In scientific notation, it is written as 2.8306738 × 10^7. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 14122596 positive integers (up to 28306738) that are relatively prime to 28306738.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8306738 × 10^7
Engineering notation 2.8306738 × 10^6

Prime Factorization of 28306738

Prime Factorization 2 × 467 × 30307

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28306738
Product of the distinct prime numbers

The prime factorization of 28306738 is 2 × 467 × 30307. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28306738)

Multiplication

n×y
n×2 56613476
n×3 84920214
n×4 113226952
n×5 141533690

Division

n÷y
n÷2 14153369
n÷3 9435579.3333333
n÷3 7076684.5
n÷5 5661347.6

Exponentiation

ny
n2 801271416200644
n3 2.2681380045281E+22
n4 6.4203588242019E+29
n5 1.8173941510267E+37

Nth Root

y√n
2√n 5320.4076911455
3√n 304.76372635707
4√n 72.941124827805
5√n 30.92986076992

Divisors of 28306738

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28306737
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28306738 can be divided by 8 positive divisors. The sum of these divisors (counting 28306738) is 1, the average is 0.125.

Base conversion 28306738

Base System Value
2 Binary 1101011111110110100110010
3 Ternary 1222021010112201
4 Quaternary 1223332310302
5 Quinary 24221303423
6 Senary 2450413414
8 Octal 153766462
10 Decimal 28306738
12 Duodecimal 959126a
16 Hexadecimal 1afed32
20 Vigesimal 8gi6gi
36 Base36 gupma

Cryptographic Hash Functions

md5 4d977c2ef95e0cd804911150fd86f3f8
sha1 c07a1078f5c6d162495084c395e8273eb9d9f4ab
sha256 9b3e5c802f2efb3b6aa64d9c6d25333a91caeccf86b8fd5449ede1b606913862
sha512 d5a55c121334ebadcb57891bf33756262423efa0559eff4ed3a8cfb2536bf76b5e6e391bf0b0de3e7018f9b5904fece9de75a3faeb9c7bc717a971cc2bbdaabe
ripemd-160 aa9d920ee1ec8e8133a0e1a4d5675df6d01cd10a

28306738 as geometric shapes

Circle

Radius = n
Diameter 56613476
Circumference 177856480.29578
Area 2.5172683946674E+15

Sphere

Radius = n
Volume 9.5007542564709E+22
Surface area 1.006907357867E+16
Circumference 177856480.29578

Square

Length = n
Perimeter 113226952
Area 801271416200644
Diagonal 40031772.786142

Cube

Length = n
Surface area 4807628497203864
Volume 2.2681380045281E+22
Space diagonal 49028708.412541

Equilateral Triangle

Length = n
Perimeter 84920214
Area 3.4696070087805E+14
Altitude 24514354.20627

Triangular Pyramid

Length = n
Surface area 3.4696070087805E+14
Volume 2.6730262727812E+21
Height 13343924.262047