21108214 is an even 8-digits composite number following 21108213
and preceding 21108215 . In scientific notation, it is written as 2.1108214 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 10554106 positive integers (up to 21108214) that are relatively prime to 21108214.
21108214 has 4 divisors, whose sum is 31662324
The reverse of 21108214 is 41280112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million one hundred eight thousand two hundred fourteen
Scientific notation
2.1108214 × 10^7
Engineering notation
2.1108214 × 10^6
Prime Factorization
2 × 10554107
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21108214
Product of the distinct prime numbers
The prime factorization of 21108214 is 2 × 10554107.
Since it has a total of 2 prime factors.
2 , 4 , 81 , 44 , 163 , 197 , 9847 , 1691 , 89398 , 93039 , 985517 , 62278 , 9443514 , 9437917 , 65676421 , 93896681 , 522063914 , 356253879 , 7700404563 , 341243635
n×2
42216428
n×3
63324642
n×4
84432856
n×5
105541070
n÷2
10554107
n÷3
7036071.3333333
n÷3
5277053.5
n÷5
4221642.8
n2
445556698269796
n3
9.4049061362123E+21
n4
1.9852077137308E+29
n5
4.1904189255881E+36
2 √n
4594.3676387507
3 √n
276.3655015469
4 √n
67.781764795192
5 √n
29.166901682785
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21108213
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21108214 can be divided by 4 positive divisors.
The sum of these divisors (counting 21108214) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001010111110110
3
Ternary
1110201102000201
4
Quaternary
1100201113312
5
Quinary
20400430324
6
Senary
2032231114
8
Octal
120412766
10
Decimal
21108214
12
Duodecimal
709b49a
16
Hexadecimal
14215f6
20
Vigesimal
6biaae
36
Base36
ckf7a
md5
a06da44d26276f0619181a493c2c8657
sha1
be1e559409a9e78f31aa9f482e08842fbdd37024
sha256
01ee2ac958fe3c67beccd2ab1ec8990ca272882605f348f2fd5d96d2ef3af444
sha512
10a8a7f96bf0e2251c6366dcf8576536660cc702ee966925f2bddf24041117bf3ce956ff06aff7d6f2c4c9f7e22e687552565e72072d6b788d5d9f2e23782b93
ripemd-160
d81fd36ecd0699ec1ff00b53dc9bf87085c830aa
Diameter
42216428
Circumference
132626820.0656
Area
1.3997576500421E+15
Volume
3.9395178700301E+22
Surface area
5.5990306001685E+15
Circumference
132626820.0656
Perimeter
84432856
Area
445556698269796
Diagonal
29851522.516274
Surface area
2673340189618776
Volume
9.4049061362123E+21
Space diagonal
36560499.105037
Perimeter
63324642
Area
1.9293170976398E+14
Altitude
18280249.552518
Surface area
1.9293170976398E+14
Volume
1.1083788175564E+21
Height
9950507.5054245