21093631 is an odd 8-digits composite number following 21093630
and preceding 21093632 . In scientific notation, it is written as 2.1093631 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19471032 positive integers (up to 21093631) that are relatively prime to 21093631.
21093631 has 4 divisors, whose sum is 22716232
The reverse of 21093631 is 13639012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million ninety-three thousand six hundred thirty-one
Scientific notation
2.1093631 × 10^7
Engineering notation
2.1093631 × 10^6
Prime Factorization
13 × 1622587
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21093631
Product of the distinct prime numbers
The prime factorization of 21093631 is 13 × 1622587.
Since it has a total of 2 prime factors.
4 , 3 , 51 , 60 , 517 , 873 , 6771 , 9136 , 1491 , 51363 , 122563 , 132542 , 8606847 , 5247717 , 45374263 , 40556358 , 334553691 , 820848582 , 2931442501 , 1201926801
n×2
42187262
n×3
63280893
n×4
84374524
n×5
105468155
n÷2
10546815.5
n÷3
7031210.3333333
n÷3
5273407.75
n÷5
4218726.2
n2
444941268764161
n3
9.385426939983E+21
n4
1.9797273264946E+29
n5
4.1759637705694E+36
2 √n
4592.7803126211
3 √n
276.30184281216
4 √n
67.770054689524
5 √n
29.162870469933
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
-21093630
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 21093631 can be divided by 4 positive divisors.
The sum of these divisors (counting 21093631) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011101110011111111
3
Ternary
1110200200000121
4
Quaternary
1100131303333
5
Quinary
20344444011
6
Senary
2032035411
8
Octal
120356377
10
Decimal
21093631
12
Duodecimal
7092b67
16
Hexadecimal
141dcff
20
Vigesimal
6bge1b
36
Base36
ck3y7
md5
85d1f903d0958b03355d1f4a18663443
sha1
fd504870aa5d69cf4744de48bf5adc3b523ed770
sha256
4c00b839d078ad1d642a465457938c85516ad7bb031b69d240972d614d762d11
sha512
f222825356a3a9af2615f4bb60cb5b74a3f06a5fbb4500d556fef14099013e823672de8046e8387ea55ff522d5539df6a3bc24bbf035eae86b0a9575df91a7e3
ripemd-160
823f0b71c6602b95c3911d52547b8b3118a13f1d
Diameter
42187262
Circumference
132535192.37427
Area
1.3978242212284E+15
Volume
3.9313584433939E+22
Surface area
5.5912968849136E+15
Circumference
132535192.37427
Perimeter
84374524
Area
444941268764161
Diagonal
29830899.039894
Surface area
2669647612584966
Volume
9.385426939983E+21
Space diagonal
36535240.60811
Perimeter
63280893
Area
1.9266522097092E+14
Altitude
18267620.304055
Surface area
1.9266522097092E+14
Volume
1.1060831722655E+21
Height
9943633.0132979