168656421 (number)

168656421 is an odd 9-digits composite number following 168656420 and preceding 168656422. In scientific notation, it is written as 1.68656421 × 10^8. The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors. There are 112333472 positive integers (up to 168656421) that are relatively prime to 168656421.

Interesting facts

Basic properties

Name

Name one hundred sixty-eight million six hundred fifty-six thousand four hundred twenty-one

Notation

Scientific notation 1.68656421 × 10^8
Engineering notation 1.68656421 × 10^6

Prime Factorization of 168656421

Prime Factorization 3 × 1103 × 50969

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 168656421
Product of the distinct prime numbers

The prime factorization of 168656421 is 3 × 1103 × 50969. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 168656421)

Multiplication

n×y
n×2 337312842
n×3 505969263
n×4 674625684
n×5 843282105

Division

n÷y
n÷2 84328210.5
n÷3 56218807
n÷3 42164105.25
n÷5 33731284.2

Exponentiation

ny
n2 28444988344529241
n3 4.797429929575E+24
n4 8.091173619204E+32
n5 1.3646283843046E+41

Nth Root

y√n
2√n 12986.778699893
3√n 552.50255835783
4√n 113.95954852444
5√n 44.197792232088

Divisors of 168656421

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 -168656420
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 168656421 can be divided by 8 positive divisors. The sum of these divisors (counting 168656421) is 1, the average is 0.125.

Base conversion 168656421

Base System Value
2 Binary 1010000011010111111000100101
3 Ternary 102202100122010010
4 Quaternary 22003113320211
5 Quinary 321134001141
6 Senary 24422520433
8 Octal 1203277045
10 Decimal 168656421
12 Duodecimal 48596119
16 Hexadecimal a0d7e25
20 Vigesimal 2ce2111
36 Base36 2sew4l

Cryptographic Hash Functions

md5 fa0583d1cf46f2f4951cd6fb68fc8775
sha1 76a63879c78746604022a0a187dc6ec5dc565cf4
sha256 74a9cc26842122c8c6a644266839c8270b6e41e55e73a3e80ae5a4ec6ce99089
sha512 d48fba8553230773a4e9fbab8bd3953896a74087cba135e4e35a6ddf178ee98f7ddbe760254e0b1ab2920a972d15ed0f3fa276a011a3f4c0e0a3749c51402323
ripemd-160 95c4811b63a6e57d1125844e2da03ab32566920b

168656421 as geometric shapes

Circle

Radius = n
Diameter 337312842
Circumference 1059699546.3887
Area 8.936256641462E+16

Sphere

Radius = n
Volume 2.0095427497153E+25
Surface area 3.5745026565848E+17
Circumference 1059699546.3887

Square

Length = n
Perimeter 674625684
Area 28444988344529241
Diagonal 238516197.95951

Cube

Length = n
Surface area 170669930067175446
Volume 4.797429929575E+24
Space diagonal 292121490.19473

Equilateral Triangle

Length = n
Perimeter 505969263
Area 1.2317041258357E+16
Altitude 146060745.09736

Triangular Pyramid

Length = n
Surface area 1.2317041258357E+16
Volume 5.6538253924497E+23
Height 79505399.319835