21241902 is an even 8-digits composite number following 21241901
and preceding 21241903 . In scientific notation, it is written as 2.1241902 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 6436920 positive integers (up to 21241902) that are relatively prime to 21241902.
21241902 has 8 divisors, whose sum is 32828496
The reverse of 21241902 is 20914212
Previous prime number is 33
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million two hundred forty-one thousand nine hundred two
Scientific notation
2.1241902 × 10^7
Engineering notation
2.1241902 × 10^6
Prime Factorization
2 × 33 × 321847
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21241902
Product of the distinct prime numbers
The prime factorization of 21241902 is 2 × 33 × 321847.
Since it has a total of 3 prime factors.
7 , 4 , 72 , 12 , 925 , 764 , 1374 , 538 , 29783 , 18044 , 960676 , 637304 , 4172048 , 3875925 , 5675903 , 32673745 , 730614141 , 978419075 , 3112314791 , 7812275610
n×2
42483804
n×3
63725706
n×4
84967608
n×5
106209510
n÷2
10620951
n÷3
7080634
n÷3
5310475.5
n÷5
4248380.4
n2
451218400577604
n3
9.5847370456662E+21
n4
2.0359804501981E+29
n5
4.3248097197024E+36
2 √n
4608.8937935257
3 √n
276.947723934
4 √n
67.888834085774
5 √n
29.203753912843
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21241901
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21241902 can be divided by 8 positive divisors.
The sum of these divisors (counting 21241902) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001000010000000101110
3
Ternary
1110222012102010
4
Quaternary
1101002000232
5
Quinary
20414220102
6
Senary
2035142050
8
Octal
121020056
10
Decimal
21241902
12
Duodecimal
7144926
16
Hexadecimal
144202e
20
Vigesimal
6cf4f2
36
Base36
cnacu
md5
1fb31ff48b719876f0d0a89ee4bac76c
sha1
fbbebb536bbc09ab805e7bfc5383a92f17e12bfc
sha256
e732246378d763dc6c2cfc4b52f1eee255ea955ac9d75f31c3a2ddef9432b2c7
sha512
8455512b787e2991234ef4f0b3a71a4b2c37380c72feaa6b0b06ad341840fc6630ac4a6e201e9b927cf0970300e38e86bcefd4c5cb5c2aeef1c245f3b5e63e59
ripemd-160
47ae96389ff88f3eb11ad4f5480c1b1ec1b7373a
Diameter
42483804
Circumference
133466806.54295
Area
1.4175444124191E+15
Volume
4.014845265234E+22
Surface area
5.6701776496765E+15
Circumference
133466806.54295
Perimeter
84967608
Area
451218400577604
Diagonal
30040585.899
Surface area
2707310403465624
Volume
9.5847370456662E+21
Space diagonal
36792053.513399
Perimeter
63725706
Area
1.9538329877759E+14
Altitude
18396026.756699
Surface area
1.9538329877759E+14
Volume
1.1295720934801E+21
Height
10013528.633