21490108 is an even 8-digits composite number following 21490107
and preceding 21490109 . In scientific notation, it is written as 2.1490108 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 10112960 positive integers (up to 21490108) that are relatively prime to 21490108.
21490108 has 12 divisors, whose sum is 39820032
The reverse of 21490108 is 80109412
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million four hundred ninety thousand one hundred eight
Scientific notation
2.1490108 × 10^7
Engineering notation
2.1490108 × 10^6
Prime Factorization
2 × 2 × 17 × 316031
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10745054
Product of the distinct prime numbers
The prime factorization of 21490108 is 2 × 2 × 17 × 316031.
Since it has a total of 4 prime factors.
8 , 10 , 41 , 52 , 930 , 994 , 3699 , 7709 , 84641 , 49475 , 692933 , 740964 , 3639191 , 9546917 , 82002721 , 51928231 , 544188661 , 401870854 , 3439158905 , 9376072326
n×2
42980216
n×3
64470324
n×4
85960432
n×5
107450540
n÷2
10745054
n÷3
7163369.3333333
n÷3
5372527
n÷5
4298021.6
n2
461824741851664
n3
9.9246635794644E+21
n4
2.1328209218636E+29
n5
4.5834551955507E+36
2 √n
4635.7424432339
3 √n
278.02223654575
4 √n
68.086286748756
5 √n
29.271684775129
1 , 2 , 4 , 17 , 34 , 68 , 316031 , 632062 , 1264124 , 5372527 , 10745054 , 21490108
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21490107
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21490108 can be divided by 12 positive divisors.
The sum of these divisors (counting 21490108) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010001111110100110111100
3
Ternary
1111102210212221
4
Quaternary
1101332212330
5
Quinary
21000140413
6
Senary
2044335124
8
Octal
121764674
10
Decimal
21490108
12
Duodecimal
72444a4
16
Hexadecimal
147e9bc
20
Vigesimal
6e6558
36
Base36
cslvg
md5
67c6b02ff0c1e0494cf625b88fb10809
sha1
39eff6b7f9f01048cdd3a50f8dc1305b59a03885
sha256
0980d640d604ec9f1cb135290e6aec3162a957b66254e3d7816e9e85f0af250c
sha512
ed5e3f5f09d3c62b6282dfe4d883f4b8abcf52b4292fa7010d72a5ec6a131fae482be63180591dc9a90017f24ba882dc6014ab21c744d025fac88a73033f3047
ripemd-160
09857bd64dfeb99150dcfe9d31e8e2e4d604feef
Diameter
42980216
Circumference
135026330.8353
Area
1.4508652162472E+15
Volume
4.1572333587461E+22
Surface area
5.8034608649888E+15
Circumference
135026330.8353
Perimeter
85960432
Area
461824741851664
Diagonal
30391602.190463
Surface area
2770948451109984
Volume
9.9246635794644E+21
Space diagonal
37221958.916142
Perimeter
64470324
Area
1.9997597926987E+14
Altitude
18610979.458071
Surface area
1.9997597926987E+14
Volume
1.1696328196724E+21
Height
10130534.063488