21102918 (number)

21102918 is an even 8-digits composite number following 21102917 and preceding 21102919. In scientific notation, it is written as 2.1102918 × 10^7. The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors. There are 7034304 positive integers (up to 21102918) that are relatively prime to 21102918.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred two thousand nine hundred eighteen

Notation

Scientific notation 2.1102918 × 10^7
Engineering notation 2.1102918 × 10^6

Prime Factorization of 21102918

Prime Factorization 2 × 3 × 3517153

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21102918
Product of the distinct prime numbers

The prime factorization of 21102918 is 2 × 3 × 3517153. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21102918)

Multiplication

n×y
n×2 42205836
n×3 63308754
n×4 84411672
n×5 105514590

Division

n÷y
n÷2 10551459
n÷3 7034306
n÷3 5275729.5
n÷5 4220583.6

Exponentiation

ny
n2 445333148114724
n3 9.3978289073469E+21
n4 1.9832161280977E+29
n5 4.1851647327523E+36

Nth Root

y√n
2√n 4593.7912447128
3√n 276.34238646761
4√n 67.777512824777
5√n 29.165437954818

Divisors of 21102918

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 -21102917
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 21102918 can be divided by 8 positive divisors. The sum of these divisors (counting 21102918) is 1, the average is 0.125.

Base conversion 21102918

Base System Value
2 Binary 1010000100000000101000110
3 Ternary 1110201010202120
4 Quaternary 1100200011012
5 Quinary 20400243133
6 Senary 2032150410
8 Octal 120400506
10 Decimal 21102918
12 Duodecimal 7098406
16 Hexadecimal 1420146
20 Vigesimal 6bhh5i
36 Base36 ckb46

Cryptographic Hash Functions

md5 ff09957d9bfe7c4f79f6006b06bbbdfe
sha1 869c8ec2b07381069ec3f72d3d0b52cf49980f6c
sha256 8633d86d2158a9df1237d8f5a0bf74cb40aa599510eb34655241e7b2900e59e6
sha512 de35baf020bd0727580cf1c2427b99563756155d6d1fe644efdc22045f702f612bae83f620b5f7b40ddf76e8dd35895155ee3348fd9a7cbdae68bcf043d7ac44
ripemd-160 53a96b232c2a35787ff25220ddc54283bc4dbb01

21102918 as geometric shapes

Circle

Radius = n
Diameter 42205836
Circumference 132593544.31622
Area 1.3990553465172E+15

Sphere

Radius = n
Volume 3.9365533673353E+22
Surface area 5.5962213860689E+15
Circumference 132593544.31622

Square

Length = n
Perimeter 84411672
Area 445333148114724
Diagonal 29844032.841247

Cube

Length = n
Surface area 2671998888688344
Volume 9.3978289073469E+21
Space diagonal 36551326.16396

Equilateral Triangle

Length = n
Perimeter 63308754
Area 1.9283490970732E+14
Altitude 18275663.08198

Triangular Pyramid

Length = n
Surface area 1.9283490970732E+14
Volume 1.107544758136E+21
Height 9948010.9470824