161728342 (number)

161728342 is an even 9-digits composite number following 161728341 and preceding 161728343. In scientific notation, it is written as 1.61728342 × 10^8. The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors. There are 76608144 positive integers (up to 161728342) that are relatively prime to 161728342.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred twenty-eight thousand three hundred forty-two

Notation

Scientific notation 1.61728342 × 10^8
Engineering notation 1.61728342 × 10^6

Prime Factorization of 161728342

Prime Factorization 2 × 19 × 4256009

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 161728342
Product of the distinct prime numbers

The prime factorization of 161728342 is 2 × 19 × 4256009. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161728342)

Multiplication

n×y
n×2 323456684
n×3 485185026
n×4 646913368
n×5 808641710

Division

n÷y
n÷2 80864171
n÷3 53909447.333333
n÷3 40432085.5
n÷5 32345668.4

Exponentiation

ny
n2 26156056606068964
n3 4.2301756681577E+24
n4 6.8413929717988E+32
n5 1.1064471422995E+41

Nth Root

y√n
2√n 12717.245849633
3√n 544.83129418961
4√n 112.77076682205
5√n 43.828562506833

Divisors of 161728342

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 -161728341
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 161728342 can be divided by 8 positive divisors. The sum of these divisors (counting 161728342) is 1, the average is 0.125.

Base conversion 161728342

Base System Value
2 Binary 1001101000111100011101010110
3 Ternary 102021022122120121
4 Quaternary 21220330131112
5 Quinary 312400301332
6 Senary 24014222154
8 Octal 1150743526
10 Decimal 161728342
12 Duodecimal 461b495a
16 Hexadecimal 9a3c756
20 Vigesimal 2aag0h2
36 Base36 2oaedy

Cryptographic Hash Functions

md5 9b66f1ade241fd0f0649132655e3245e
sha1 989e85f864c54da4b179d83fa14f62952bae2b23
sha256 c34546fda3c7b029c9e8f25bc8adc5468978e84018a116a8f42d65752aa7c8b2
sha512 7a877657a0de346783874deaa39709b7368188a282dbd9f02b810969c3f93133ea5ac68c1e9f6d9b5a8833f3167cdf2854e28ef010aae5875f60cf59ccb5f2d9
ripemd-160 992132f30e39e0078b33a045e75d9c2cfd97fc6d

161728342 as geometric shapes

Circle

Radius = n
Diameter 323456684
Circumference 1016169142.2089
Area 8.2171675280505E+16

Sphere

Radius = n
Volume 1.7719318403305E+25
Surface area 3.2868670112202E+17
Circumference 1016169142.2089

Square

Length = n
Perimeter 646913368
Area 26156056606068964
Diagonal 228718414.67651

Cube

Length = n
Surface area 156936339636413784
Volume 4.2301756681577E+24
Space diagonal 280121705.36788

Equilateral Triangle

Length = n
Perimeter 485185026
Area 1.132590474184E+16
Altitude 140060852.68394

Triangular Pyramid

Length = n
Surface area 1.132590474184E+16
Volume 4.9853098342744E+23
Height 76239471.558838