21109719 is an odd 8-digits composite number following 21109718
and preceding 21109720 . In scientific notation, it is written as 2.1109719 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 14073144 positive integers (up to 21109719) that are relatively prime to 21109719.
21109719 has 4 divisors, whose sum is 28146296
The reverse of 21109719 is 91790112
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million one hundred nine thousand seven hundred nineteen
Scientific notation
2.1109719 × 10^7
Engineering notation
2.1109719 × 10^6
Prime Factorization
3 × 7036573
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21109719
Product of the distinct prime numbers
The prime factorization of 21109719 is 3 × 7036573.
Since it has a total of 2 prime factors.
10 , 3 , 15 , 87 , 700 , 622 , 6639 , 7262 , 22335 , 65157 , 105129 , 682541 , 9724856 , 7083907 , 72181532 , 81952965 , 398550281 , 107541366 , 347047549 , 168727818
n×2
42219438
n×3
63329157
n×4
84438876
n×5
105548595
n÷2
10554859.5
n÷3
7036573
n÷3
5277429.75
n÷5
4221943.8
n2
445620236258961
n3
9.4069179681403E+21
n4
1.9857739496349E+29
n5
4.1919130074313E+36
2 √n
4594.5314233336
3 √n
276.37206960922
4 √n
67.782972960277
5 √n
29.167317586615
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
-21109718
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 21109719 can be divided by 4 positive divisors.
The sum of these divisors (counting 21109719) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100001101111010111
3
Ternary
1110201111002110
4
Quaternary
1100201233113
5
Quinary
20401002334
6
Senary
2032242103
8
Octal
120415727
10
Decimal
21109719
12
Duodecimal
70a0333
16
Hexadecimal
1421bd7
20
Vigesimal
6bie5j
36
Base36
ckgd3
md5
23cc28b211ba20a6aee731734c056266
sha1
3d161dadb34d8873a8840cf84318c02acaa80983
sha256
59bd656c6c405b5b007b7b0e6772d2b826c4319a59a28d5c899a143e2ef4ba09
sha512
0688d8f1d496c05c4f9d7994b98fd78ab503925487a37f2659b0a951b0b7176a313b2b4518b59f2de2224393296fc89731dea59c4d76d5428ea2c51f96b7f5ea
ripemd-160
dfb8f0c0401c11af1ec780f09f753ace619ddae3
Diameter
42219438
Circumference
132636276.25949
Area
1.3999572605221E+15
Volume
3.9403605842175E+22
Surface area
5.5998290420884E+15
Circumference
132636276.25949
Perimeter
84438876
Area
445620236258961
Diagonal
29853650.907685
Surface area
2673721417553766
Volume
9.4069179681403E+21
Space diagonal
36563105.841502
Perimeter
63329157
Area
1.9295922252034E+14
Altitude
18281552.920751
Surface area
1.9295922252034E+14
Volume
1.1086159142229E+21
Height
9951216.9692283