21136468 is an even 8-digits composite number following 21136467
and preceding 21136469 . In scientific notation, it is written as 2.1136468 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 6 positive divisors.
There are 10568232 positive integers (up to 21136468) that are relatively prime to 21136468.
21136468 has 6 divisors, whose sum is 36988826
The reverse of 21136468 is 86463112
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million one hundred thirty-six thousand four hundred sixty-eight
Scientific notation
2.1136468 × 10^7
Engineering notation
2.1136468 × 10^6
Prime Factorization
2 × 2 × 5284117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10568234
Product of the distinct prime numbers
The prime factorization of 21136468 is 2 × 2 × 5284117.
Since it has a total of 3 prime factors.
5 , 7 , 64 , 13 , 719 , 916 , 2812 , 362 , 23157 , 42383 , 238858 , 62862 , 4259075 , 7703049 , 35720749 , 23180563 , 866250919 , 181583005 , 7907751588 , 1052902740
n×2
42272936
n×3
63409404
n×4
84545872
n×5
105682340
n÷2
10568234
n÷3
7045489.3333333
n÷3
5284117
n÷5
4227293.6
n2
446750279515024
n3
9.4427229869604E+21
n4
1.9958581224675E+29
n5
4.2185391338075E+36
2 √n
4597.4414623788
3 √n
276.48875450625
4 √n
67.804435418185
5 √n
29.174705666302
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21136467
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21136468 can be divided by 6 positive divisors.
The sum of these divisors (counting 21136468) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000101000010001010100
3
Ternary
1110202211210011
4
Quaternary
1100220101110
5
Quinary
20402331333
6
Senary
2033010004
8
Octal
120502124
10
Decimal
21136468
12
Duodecimal
70b3904
16
Hexadecimal
1428454
20
Vigesimal
6c2138
36
Base36
cl104
md5
06d2303e5f32038c207f7afe969f631f
sha1
8f2157cf0f7dc4bc0534473cfe96dc3e1f7f81fc
sha256
f20b4819796b759d98b457c95ca1395eb8ab0f153673db013ace1c38691de546
sha512
fea7e52e09264dcd62751e0165bfbb8dd07152eee4792c5c64f1bc3e4324c11dcda27914c984fa345cdca2bf96e4092f74a94cf67c4b8f65cb696db3b085551a
ripemd-160
174aa1263ebaf7cb6afd54aa81c343e0e0a2d35b
Diameter
42272936
Circumference
132804345.18327
Area
1.4035073961136E+15
Volume
3.9553585554291E+22
Surface area
5.6140295844543E+15
Circumference
132804345.18327
Perimeter
84545872
Area
446750279515024
Diagonal
29891479.706265
Surface area
2680501677090144
Volume
9.4427229869604E+21
Space diagonal
36609436.468554
Perimeter
63409404
Area
1.934485456039E+14
Altitude
18304718.234277
Surface area
1.934485456039E+14
Volume
1.1128355761576E+21
Height
9963826.568755