20168918 (number)

20168918 is an even 8-digits composite number following 20168917 and preceding 20168919. In scientific notation, it is written as 2.0168918 × 10^7. The sum of its digits is 35. It has a total of 6 prime factors and 64 positive divisors. There are 7257600 positive integers (up to 20168918) that are relatively prime to 20168918.

Interesting facts

Basic properties

Name

Name twenty million one hundred sixty-eight thousand nine hundred eighteen

Notation

Scientific notation 2.0168918 × 10^7
Engineering notation 2.0168918 × 10^6

Prime Factorization of 20168918

Prime Factorization 2 × 11 × 7 × 19 × 113 × 61

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 20168918
Product of the distinct prime numbers

The prime factorization of 20168918 is 2 × 11 × 7 × 19 × 113 × 61. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20168918)

Multiplication

n×y
n×2 40337836
n×3 60506754
n×4 80675672
n×5 100844590

Division

n÷y
n÷2 10084459
n÷3 6722972.6666667
n÷3 5042229.5
n÷5 4033783.6

Exponentiation

ny
n2 406785253290724
n3 8.2044184172298E+21
n4 1.654742422948E+29
n5 3.3374364239559E+36

Nth Root

y√n
2√n 4490.9818525574
3√n 272.20381026536
4√n 67.014788312412
5√n 28.902573884301

Divisors of 20168918

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20168917
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20168918 can be divided by 64 positive divisors. The sum of these divisors (counting 20168918) is 1, the average is 0.015625.

Base conversion 20168918

Base System Value
2 Binary 1001100111100000011010110
3 Ternary 1101221200112222
4 Quaternary 1030330003112
5 Quinary 20130401133
6 Senary 2000142342
8 Octal 114740326
10 Decimal 20168918
12 Duodecimal 69079b2
16 Hexadecimal 133c0d6
20 Vigesimal 66125i
36 Base36 c0afq

Cryptographic Hash Functions

md5 f9dae745f244aa264c23f4f9c4442f61
sha1 8dcd47ccd2a733953dbc6548c6f7ffe3cc227140
sha256 73cdc9b1fc0b6bdf3818fc136639c318978a36304d84ceb7e6339a138e7f99fb
sha512 903af8350c150053718025f619b814ce771e0cc68c95d5d3c363f69812902247646b5f34a92594e1c046100e644fcbeb3207a3f14a8e9187850058f4b4c690f3
ripemd-160 3fd0346fdf947f88bb9fc2081a23f777759c1304

20168918 as geometric shapes

Circle

Radius = n
Diameter 40337836
Circumference 126725049.23931
Area 1.2779535633268E+15

Sphere

Radius = n
Volume 3.4366587502061E+22
Surface area 5.1118142533072E+15
Circumference 126725049.23931

Square

Length = n
Perimeter 80675672
Area 406785253290724
Diagonal 28523157.373991

Cube

Length = n
Surface area 2440711519744344
Volume 8.2044184172298E+21
Space diagonal 34933590.70969

Equilateral Triangle

Length = n
Perimeter 60506754
Area 1.7614318161733E+14
Altitude 17466795.354845

Triangular Pyramid

Length = n
Surface area 1.7614318161733E+14
Volume 9.6689998308584E+20
Height 9507719.1246636