161728292 (number)

161728292 is an even 9-digits composite number following 161728291 and preceding 161728293. In scientific notation, it is written as 1.61728292 × 10^8. The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors. There are 73369760 positive integers (up to 161728292) that are relatively prime to 161728292.

Interesting facts

Basic properties

Name

Name one hundred sixty-one million seven hundred twenty-eight thousand two hundred ninety-two

Notation

Scientific notation 1.61728292 × 10^8
Engineering notation 1.61728292 × 10^6

Prime Factorization of 161728292

Prime Factorization 2 × 2 × 11 × 6599 × 557

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 80864146
Product of the distinct prime numbers

The prime factorization of 161728292 is 2 × 2 × 11 × 6599 × 557. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 161728292)

Multiplication

n×y
n×2 323456584
n×3 485184876
n×4 646913168
n×5 808641460

Division

n÷y
n÷2 80864146
n÷3 53909430.666667
n÷3 40432073
n÷5 32345658.4

Exponentiation

ny
n2 26156040433237264
n3 4.2301717447504E+24
n4 6.8413845114514E+32
n5 1.1064454319523E+41

Nth Root

y√n
2√n 12717.243883798
3√n 544.83123804285
4√n 112.77075810598
5√n 43.828559796821

Divisors of 161728292

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -161728291
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 161728292 can be divided by 24 positive divisors. The sum of these divisors (counting 161728292) is 1, the average is 0.041666666666667.

Base conversion 161728292

Base System Value
2 Binary 1001101000111100011100100100
3 Ternary 102021022122111202
4 Quaternary 21220330130210
5 Quinary 312400301132
6 Senary 24014222032
8 Octal 1150743444
10 Decimal 161728292
12 Duodecimal 461b4918
16 Hexadecimal 9a3c724
20 Vigesimal 2aag0ec
36 Base36 2oaeck

Cryptographic Hash Functions

md5 fc181cdfe6f683ad901607433b51f0dd
sha1 e0fd57bdbf26fec8231dc312c2469cb6976dae99
sha256 f210df9381aed5b16cc20996bbcce042abefcd17bc69c08d9730eaddfffd16d8
sha512 2ec507b17b6ee0badbee4d75fcc8f43dc43f47a94edc75a00b01604a66961ec7e96990f14964a402bf1d9034e653022f9e5aae4dd64dc915c1392fa01e49b842
ripemd-160 0eeb3636edb4993ccd244b2843616a1b29148563

161728292 as geometric shapes

Circle

Radius = n
Diameter 323456584
Circumference 1016168828.0496
Area 8.2171624472056E+16

Sphere

Radius = n
Volume 1.7719301968975E+25
Surface area 3.2868649788822E+17
Circumference 1016168828.0496

Square

Length = n
Perimeter 646913168
Area 26156040433237264
Diagonal 228718343.96584

Cube

Length = n
Surface area 156936242599423584
Volume 4.2301717447504E+24
Space diagonal 280121618.76534

Equilateral Triangle

Length = n
Perimeter 485184876
Area 1.1325897738798E+16
Altitude 140060809.38267

Triangular Pyramid

Length = n
Surface area 1.1325897738798E+16
Volume 4.9853052104946E+23
Height 76239447.988612