21230149 is an odd 8-digits composite number following 21230148
and preceding 21230150 . In scientific notation, it is written as 2.1230149 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20888736 positive integers (up to 21230149) that are relatively prime to 21230149.
21230149 has 4 divisors, whose sum is 21311136
The reverse of 21230149 is 94103212
Previous prime number is 80723
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million two hundred thirty thousand one hundred forty-nine
Scientific notation
2.1230149 × 10^7
Engineering notation
2.1230149 × 10^6
Prime Factorization
80723 × 263
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21230149
Product of the distinct prime numbers
The prime factorization of 21230149 is 80723 × 263.
Since it has a total of 2 prime factors.
9 , 7 , 53 , 71 , 401 , 440 , 2625 , 4737 , 67259 , 52070 , 190961 , 412571 , 8931477 , 4019191 , 5681591 , 88789652 , 375657430 , 423426151 , 1820277423 , 5077383684
n×2
42460298
n×3
63690447
n×4
84920596
n×5
106150745
n÷2
10615074.5
n÷3
7076716.3333333
n÷3
5307537.25
n÷5
4246029.8
n2
450719226562201
n3
9.5688363370803E+21
n4
2.0314782119283E+29
n5
4.3128585129491E+36
2 √n
4607.6185823047
3 √n
276.89663674635
4 √n
67.879441529117
5 √n
29.200521549676
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
-21230148
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 21230149 can be divided by 4 positive divisors.
The sum of these divisors (counting 21230149) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111111001001000101
3
Ternary
1110221121021211
4
Quaternary
1100333021011
5
Quinary
20413331044
6
Senary
2035011421
8
Octal
120771105
10
Decimal
21230149
12
Duodecimal
7139b71
16
Hexadecimal
143f245
20
Vigesimal
6cdf79
36
Base36
cn1ad
md5
fbd220175036cd0aece8abb29c70d104
sha1
c8127a640f988c024ffaa4d77000a622de95c7d3
sha256
22481c3d2092c75b17db4fea66bad58a9c08077bb2d5a5eb27441bce80b7b1e0
sha512
a66b4ac4af0e90334ae03b89d1c7165d63b9efc0dc60d39375bf240823a243f94a4cf7ccb77d873e28d84fc7583cbe74431068040e8dbda059f5d6653c3eb746
ripemd-160
3e9a0bfef981255d77f1dc8423c7a47c8f05b4eb
Diameter
42460298
Circumference
133392960.26603
Area
1.4159762109995E+15
Volume
4.0081847919966E+22
Surface area
5.6639048439979E+15
Circumference
133392960.26603
Perimeter
84920596
Area
450719226562201
Diagonal
30023964.647002
Surface area
2704315359373206
Volume
9.5688363370803E+21
Space diagonal
36771696.720258
Perimeter
63690447
Area
1.9516715008847E+14
Altitude
18385848.360129
Surface area
1.9516715008847E+14
Volume
1.1276981770023E+21
Height
10007988.215667