21123275 is an odd 8-digits composite number following 21123274
and preceding 21123276 . In scientific notation, it is written as 2.1123275 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 16763040 positive integers (up to 21123275) that are relatively prime to 21123275.
21123275 has 8 divisors, whose sum is 22144512
The reverse of 21123275 is 57232112
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred twenty-three thousand two hundred seventy-five
Scientific notation
2.1123275 × 10^7
Engineering notation
2.1123275 × 10^6
Prime Factorization
25 × 127 × 6653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21123275
Product of the distinct prime numbers
The prime factorization of 21123275 is 25 × 127 × 6653.
Since it has a total of 3 prime factors.
2 , 9 , 65 , 17 , 52 , 650 , 4085 , 609 , 35698 , 22540 , 253656 , 701672 , 6638270 , 1726323 , 66199968 , 37727745 , 713244113 , 968526021 , 5960276800 , 1520700979
n×2
42246550
n×3
63369825
n×4
84493100
n×5
105616375
n÷2
10561637.5
n÷3
7041091.6666667
n÷3
5280818.75
n÷5
4224655
n2
446192746725625
n3
9.4250520920907E+21
n4
1.9908796723056E+29
n5
4.2053898810021E+36
2 √n
4596.0064186204
3 √n
276.43121611104
4 √n
67.793852365981
5 √n
29.171062692203
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
-21123274
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 21123275 can be divided by 8 positive divisors.
The sum of these divisors (counting 21123275) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100101000011001011
3
Ternary
1110202011200112
4
Quaternary
1100211003023
5
Quinary
20401421100
6
Senary
2032424535
8
Octal
120450313
10
Decimal
21123275
12
Duodecimal
70a814b
16
Hexadecimal
14250cb
20
Vigesimal
6c083f
36
Base36
ckqtn
md5
70da9ce496779da2922b2b59346f5b42
sha1
c17ffd40635c2f23d526e5575af190d1d0d7023b
sha256
277f7d60255fd67bdf3348a074689bba00a933cbbe2842a68bbc4a98735207f2
sha512
0571b5c8cfad76f18504559bdd5c226832a0c88f01274327d4c883f43b0c263d996c26aa3ec9b746325dd38f91875c82a1d0e35f61ed102d86ce94e570bb2a55
ripemd-160
cf900314f56d5c7d66b085764c42914a50f1cb43
Diameter
42246550
Circumference
132721451.11951
Area
1.4017558551983E+15
Volume
3.9479565882951E+22
Surface area
5.6070234207931E+15
Circumference
132721451.11951
Perimeter
84493100
Area
446192746725625
Diagonal
29872821.986737
Surface area
2677156480353750
Volume
9.4250520920907E+21
Space diagonal
36586585.522249
Perimeter
63369825
Area
1.9320712682437E+14
Altitude
18293292.761125
Surface area
1.9320712682437E+14
Volume
1.1107530412256E+21
Height
9957607.3289122