21109826 is an even 8-digits composite number following 21109825
and preceding 21109827 . In scientific notation, it is written as 2.1109826 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10554912 positive integers (up to 21109826) that are relatively prime to 21109826.
21109826 has 4 divisors, whose sum is 31664742
The reverse of 21109826 is 62890112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred nine thousand eight hundred twenty-six
Scientific notation
2.1109826 × 10^7
Engineering notation
2.1109826 × 10^6
Prime Factorization
2 × 10554913
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21109826
Product of the distinct prime numbers
The prime factorization of 21109826 is 2 × 10554913.
Since it has a total of 2 prime factors.
10 , 10 , 40 , 74 , 585 , 213 , 6755 , 5836 , 30920 , 35176 , 524028 , 732734 , 7022382 , 9902535 , 12140322 , 51028379 , 958584090 , 140633632 , 7949008206 , 2766856222
n×2
42219652
n×3
63329478
n×4
84439304
n×5
105549130
n÷2
10554913
n÷3
7036608.6666667
n÷3
5277456.5
n÷5
4221965.2
n2
445624753750276
n3
9.4070610129612E+21
n4
1.9858142115499E+29
n5
4.1920192474146E+36
2 √n
4594.5430675966
3 √n
276.37253656256
4 √n
67.783058853939
5 √n
29.167347154954
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
-21109825
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 21109826 can be divided by 4 positive divisors.
The sum of these divisors (counting 21109826) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001110001000010
3
Ternary
1110201111020102
4
Quaternary
1100201301002
5
Quinary
20401003301
6
Senary
2032242402
8
Octal
120416102
10
Decimal
21109826
12
Duodecimal
70a0402
16
Hexadecimal
1421c42
20
Vigesimal
6bieb6
36
Base36
ckgg2
md5
0ecf9c295dda8ff4dd86fe09129608f2
sha1
cbf1550329414334175ce06cc4868c91939de370
sha256
c3cac782f8597095ecdf491d739a58c5193f255d0367bbb00e1534844bc3d2e3
sha512
8a44374f5e7af9b714d9b28c88572a14312f9d88b1eca557fba1fb5b4c76076a02436079b15658d7812c5a5324ccfb95bd4d6b30c53100de30b8427e87a461e2
ripemd-160
2b91b8d4dd839ca55d4fa41ef986da92a0f73e22
Diameter
42219652
Circumference
132636948.56032
Area
1.3999714526396E+15
Volume
3.940420502692E+22
Surface area
5.5998858105585E+15
Circumference
132636948.56032
Perimeter
84439304
Area
445624753750276
Diagonal
29853802.228536
Surface area
2673748522501656
Volume
9.4070610129612E+21
Space diagonal
36563291.170938
Perimeter
63329478
Area
1.9296117865146E+14
Altitude
18281645.585469
Surface area
1.9296117865146E+14
Volume
1.1086327722167E+21
Height
9951267.4095121