21085514 is an even 8-digits composite number following 21085513
and preceding 21085515 . In scientific notation, it is written as 2.1085514 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10536256 positive integers (up to 21085514) that are relatively prime to 21085514.
21085514 has 8 divisors, whose sum is 31647780
The reverse of 21085514 is 41558012
Previous prime number is 3089
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million eighty-five thousand five hundred fourteen
Scientific notation
2.1085514 × 10^7
Engineering notation
2.1085514 × 10^6
Prime Factorization
2 × 3089 × 3413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21085514
Product of the distinct prime numbers
The prime factorization of 21085514 is 2 × 3089 × 3413.
Since it has a total of 3 prime factors.
4 , 5 , 70 , 76 , 993 , 615 , 9646 , 3400 , 54280 , 29818 , 572052 , 408724 , 297657 , 9869596 , 13373385 , 94003214 , 947168534 , 510535942 , 7403625657 , 3572163113
n×2
42171028
n×3
63256542
n×4
84342056
n×5
105427570
n÷2
10542757
n÷3
7028504.6666667
n÷3
5271378.5
n÷5
4217102.8
n2
444598900644196
n3
9.3745963439178E+21
n4
1.9766818245403E+29
n5
4.167935228489E+36
2 √n
4591.8965580684
3 √n
276.2663972031
4 √n
67.763534132071
5 √n
29.160625702648
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
-21085513
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 21085514 can be divided by 8 positive divisors.
The sum of these divisors (counting 21085514) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011110101001010
3
Ternary
1110200020212222
4
Quaternary
1100123311022
5
Quinary
20344214024
6
Senary
2031534042
8
Octal
120336512
10
Decimal
21085514
12
Duodecimal
708a322
16
Hexadecimal
141bd4a
20
Vigesimal
6bfdfe
36
Base36
cjxoq
md5
a1eb7dc72a66aeb15329bbf2fa163318
sha1
0213658ff02d324561e1e08976864113a11c9c74
sha256
fd53ab901f738545d5ec6793c0a22fbded42b01d3b6ded87e6c18596935b9ae5
sha512
37471a00aecc67682043624a30e499b674b51f67ee5811dfcc6128ffba83b513fa60cf42d111eab82659b88e0c3e0973343e4c8f16a865ded2e847a1bc5f8f95
ripemd-160
6730813b8bc8fea7974102211ce3d2b67ebd709b
Diameter
42171028
Circumference
132484191.75913
Area
1.3967486400579E+15
Volume
3.9268217339229E+22
Surface area
5.5869945602316E+15
Circumference
132484191.75913
Perimeter
84342056
Area
444598900644196
Diagonal
29819419.868408
Surface area
2667593403865176
Volume
9.3745963439178E+21
Space diagonal
36521181.551705
Perimeter
63256542
Area
1.9251697122625E+14
Altitude
18260590.775852
Surface area
1.9251697122625E+14
Volume
1.1048067742785E+21
Height
9939806.6228026