21109219 is an odd 8-digits composite number following 21109218
and preceding 21109220 . In scientific notation, it is written as 2.1109219 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20594320 positive integers (up to 21109219) that are relatively prime to 21109219.
21109219 has 4 divisors, whose sum is 21624120
The reverse of 21109219 is 91290112
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million one hundred nine thousand two hundred nineteen
Scientific notation
2.1109219 × 10^7
Engineering notation
2.1109219 × 10^6
Prime Factorization
41 × 514859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21109219
Product of the distinct prime numbers
The prime factorization of 21109219 is 41 × 514859.
Since it has a total of 2 prime factors.
8 , 8 , 19 , 61 , 549 , 649 , 8996 , 1283 , 8491 , 32386 , 824108 , 820994 , 1060110 , 761195 , 90418929 , 33486895 , 549001057 , 633326143 , 3354936302 , 6741773341
n×2
42218438
n×3
63327657
n×4
84436876
n×5
105546095
n÷2
10554609.5
n÷3
7036406.3333333
n÷3
5277304.75
n÷5
4221843.8
n2
445599126789961
n3
9.4062495536181E+21
n4
1.9855858179598E+29
n5
4.1914165874607E+36
2 √n
4594.4770104986
3 √n
276.36988756334
4 √n
67.782571583694
5 √n
29.167179415217
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
-21109218
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 21109219 can be divided by 4 positive divisors.
The sum of these divisors (counting 21109219) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001100111100011
3
Ternary
1110201110101221
4
Quaternary
1100201213203
5
Quinary
20400443334
6
Senary
2032235511
8
Octal
120414743
10
Decimal
21109219
12
Duodecimal
709bb97
16
Hexadecimal
14219e3
20
Vigesimal
6bid0j
36
Base36
ckfz7
md5
597540f1db322eb6c9a6228895c29a00
sha1
e57a175b7cbadf558114890d7c53af6f0898ed21
sha256
75f9316109515da7e1fade27f51d917ed644b8198c9bac03623f9a7dd6d1199b
sha512
67185407a4b8bb9299199532a3cc4390b6c8bf20e2ff81e79404fc39b5021d962053633ea9be26f4966a015c76873c96e243b982c1bcba58d8f8b7b4568088df
ripemd-160
4b0fba40af065e1d2c79fd4c591108e0838b26fb
Diameter
42218438
Circumference
132633134.66684
Area
1.3998909431694E+15
Volume
3.9400805993972E+22
Surface area
5.5995637726775E+15
Circumference
132633134.66684
Perimeter
84436876
Area
445599126789961
Diagonal
29852943.800904
Surface area
2673594760739766
Volume
9.4062495536181E+21
Space diagonal
36562239.816098
Perimeter
63327657
Area
1.9295008185213E+14
Altitude
18281119.908049
Surface area
1.9295008185213E+14
Volume
1.108537140816E+21
Height
9950981.2669679