168105728 (number)

168105728 is an even 9-digits composite number following 168105727 and preceding 168105729. In scientific notation, it is written as 1.68105728 × 10^8. The sum of its digits is 38. It has a total of 10 prime factors and 36 positive divisors. There are 72044544 positive integers (up to 168105728) that are relatively prime to 168105728.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million one hundred five thousand seven hundred twenty-eight

Notation

Scientific notation 1.68105728 × 10^8
Engineering notation 1.68105728 × 10^6

Prime Factorization of 168105728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 93809

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 1313326
Product of the distinct prime numbers

The prime factorization of 168105728 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 93809. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168105728)

Multiplication

n×y
n×2 336211456
n×3 504317184
n×4 672422912
n×5 840528640

Division

n÷y
n÷2 84052864
n÷3 56035242.666667
n÷3 42026432
n÷5 33621145.6

Exponentiation

ny
n2 28259535786409984
n3 4.7505898363165E+24
n4 7.9860136286339E+32
n5 1.3424946348594E+41

Nth Root

y√n
2√n 12965.559301472
3√n 551.90056319903
4√n 113.86640989103
5√n 44.168891741885

Divisors of 168105728

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -168105727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 168105728 can be divided by 36 positive divisors. The sum of these divisors (counting 168105728) is 1, the average is 0.027777777777778.

Base conversion 168105728

Base System Value
2 Binary 1010000001010001011100000000
3 Ternary 102201022122201002
4 Quaternary 22001101130000
5 Quinary 321013340403
6 Senary 24403031132
8 Octal 1201213400
10 Decimal 168105728
12 Duodecimal 4836b4a8
16 Hexadecimal a051700
20 Vigesimal 2cad468
36 Base36 2s337k

Cryptographic Hash Functions

md5 995184f48dea67c8360a2cc393f2b779
sha1 d70460c76d04d29e168cb0b3e808c659390ba97a
sha256 d0f720b230607e8e67c9f5c5e6bb5aaff60f80e6a395282160fb799355412bc6
sha512 6acf74087a11144a2f65dcbe7cfff3a2932a867b97d80c74f8b9e56807b70c6770c44c16d66306b0cb76ed6b07ae84cbb1c5773b70b9c090cddbc27cc69376bc
ripemd-160 a2412a71efca53d224dbda932750ab41905ae215

168105728 as geometric shapes

Circle

Radius = n
Diameter 336211456
Circumference 1056239440.2223
Area 8.8779950020443E+16

Sphere

Radius = n
Volume 1.989922417332E+25
Surface area 3.5511980008177E+17
Circumference 1056239440.2223

Square

Length = n
Perimeter 672422912
Area 28259535786409984
Diagonal 237737400.4502

Cube

Length = n
Surface area 169557214718459904
Volume 4.7505898363165E+24
Space diagonal 291167661.93935

Equilateral Triangle

Length = n
Perimeter 504317184
Area 1.2236737945093E+16
Altitude 145583830.96968

Triangular Pyramid

Length = n
Surface area 1.2236737945093E+16
Volume 5.5986238131588E+23
Height 79245800.150068