20161668 (number)

20161668 is an even 8-digits composite number following 20161667 and preceding 20161669. In scientific notation, it is written as 2.0161668 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6397440 positive integers (up to 20161668) that are relatively prime to 20161668.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0161668 × 10^7
Engineering notation 2.0161668 × 10^6

Prime Factorization of 20161668

Prime Factorization 2 × 2 × 3 × 41 × 43 × 953

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10080834
Product of the distinct prime numbers

The prime factorization of 20161668 is 2 × 2 × 3 × 41 × 43 × 953. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20161668)

Multiplication

n×y
n×2 40323336
n×3 60485004
n×4 80646672
n×5 100808340

Division

n÷y
n÷2 10080834
n÷3 6720556
n÷3 5040417
n÷5 4032333.6

Exponentiation

ny
n2 406492856542224
n3 8.1955740179759E+21
n4 1.6523644241986E+29
n5 3.3314422935703E+36

Nth Root

y√n
2√n 4490.1746068499
3√n 272.17119053275
4√n 67.008765149419
5√n 28.900495698485

Divisors of 20161668

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20161667
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20161668 can be divided by 48 positive divisors. The sum of these divisors (counting 20161668) is 1, the average is 0.020833333333333.

Base conversion 20161668

Base System Value
2 Binary 1001100111010010010000100
3 Ternary 1101221022121110
4 Quaternary 1030322102010
5 Quinary 20130133133
6 Senary 2000045020
8 Octal 114722204
10 Decimal 20161668
12 Duodecimal 6903770
16 Hexadecimal 133a484
20 Vigesimal 660438
36 Base36 c04uc

Cryptographic Hash Functions

md5 04c3bfd1a542cc8300700c526fd5d281
sha1 844c4cbf9d5b1a80f47d7fd8c2250bfe5facc7b6
sha256 22cde069b701825f2402c843737fb8d5bf49c4d9342b4a2356b2361ee05a2b33
sha512 00fb7521ce0063ce33e869038df807388d364fea549d599821a4cad6ba70950d416500eb2a482cbcb425b56ec09a564c59b71dde4c4acf8679c7173d43c9ccb4
ripemd-160 a891f23bb4770082bae07a8a62b579f6f011e7d4

20161668 as geometric shapes

Circle

Radius = n
Diameter 40323336
Circumference 126679496.14583
Area 1.2770349718498E+15

Sphere

Radius = n
Volume 3.4329540169099E+22
Surface area 5.1081398873991E+15
Circumference 126679496.14583

Square

Length = n
Perimeter 80646672
Area 406492856542224
Diagonal 28512904.325664

Cube

Length = n
Surface area 2438957139253344
Volume 8.1955740179759E+21
Space diagonal 34921033.341336

Equilateral Triangle

Length = n
Perimeter 60485004
Area 1.7601657011123E+14
Altitude 17460516.670668

Triangular Pyramid

Length = n
Surface area 1.7601657011123E+14
Volume 9.6585766063785E+20
Height 9504301.4418879