21241916 is an even 8-digits composite number following 21241915
and preceding 21241917 . In scientific notation, it is written as 2.1241916 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 10515600 positive integers (up to 21241916) that are relatively prime to 21241916.
21241916 has 12 divisors, whose sum is 37542120
The reverse of 21241916 is 61914212
Previous prime number is 101
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million two hundred forty-one thousand nine hundred sixteen
Scientific notation
2.1241916 × 10^7
Engineering notation
2.1241916 × 10^6
Prime Factorization
2 × 2 × 101 × 52579
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10620958
Product of the distinct prime numbers
The prime factorization of 21241916 is 2 × 2 × 101 × 52579.
Since it has a total of 4 prime factors.
8 , 4 , 33 , 18 , 783 , 78 , 2373 , 4092 , 9703 , 59616 , 263275 , 725015 , 7806915 , 6926648 , 26783898 , 8251140 , 879663794 , 672141084 , 2159019862 , 6677457304
n×2
42483832
n×3
63725748
n×4
84967664
n×5
106209580
n÷2
10620958
n÷3
7080638.6666667
n÷3
5310479
n÷5
4248383.2
n2
451218995351056
n3
9.5847559968515E+21
n4
2.0359858176562E+29
n5
4.3248239715844E+36
2 √n
4608.8953123281
3 √n
276.94778477707
4 √n
67.888845271724
5 √n
29.203757762333
1 , 2 , 4 , 101 , 202 , 404 , 52579 , 105158 , 210316 , 5310479 , 10620958 , 21241916
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
-21241915
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 21241916 can be divided by 12 positive divisors.
The sum of these divisors (counting 21241916) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010001000010000000111100
3
Ternary
1110222012102122
4
Quaternary
1101002000330
5
Quinary
20414220131
6
Senary
2035142112
8
Octal
121020074
10
Decimal
21241916
12
Duodecimal
7144938
16
Hexadecimal
144203c
20
Vigesimal
6cf4fg
36
Base36
cnad8
md5
f938fce4395d849086883987f0d82eeb
sha1
919482f43ad8f0184bfaa3089051ebe247cc0bb7
sha256
e4851277c7b7602109a861319b41b670b17f5a63ce284a327fb242022ca12c57
sha512
569ca4de0eafa392e7cdd8a8dbff5a7d96d5a5116588618aa015c703a1978ab8964a17f8fa38a57c1a2073d01a3f513528576c117245f36aadf9f8af6b9a1eb3
ripemd-160
e36b01cf587247cd5b0968e3d1ac84d805ca7d6e
Diameter
42483832
Circumference
133466894.50754
Area
1.417546280955E+15
Volume
4.0148532034879E+22
Surface area
5.6701851238202E+15
Circumference
133466894.50754
Perimeter
84967664
Area
451218995351056
Diagonal
30040605.69799
Surface area
2707313972106336
Volume
9.5847559968515E+21
Space diagonal
36792077.76211
Perimeter
63725748
Area
1.9538355632205E+14
Altitude
18396038.881055
Surface area
1.9538355632205E+14
Volume
1.1295743268987E+21
Height
10013535.232663