21230143 is an odd 8-digits composite number following 21230142
and preceding 21230144 . In scientific notation, it is written as 2.1230143 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 19248000 positive integers (up to 21230143) that are relatively prime to 21230143.
21230143 has 8 divisors, whose sum is 23222736
The reverse of 21230143 is 34103212
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty-one million two hundred thirty thousand one hundred forty-three
Scientific notation
2.1230143 × 10^7
Engineering notation
2.1230143 × 10^6
Prime Factorization
11 × 401 × 4813
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21230143
Product of the distinct prime numbers
The prime factorization of 21230143 is 11 × 401 × 4813.
Since it has a total of 3 prime factors.
10 , 9 , 6 , 46 , 216 , 498 , 6008 , 2947 , 41866 , 23288 , 869904 , 383278 , 3771827 , 104946 , 48894468 , 46672728 , 826641103 , 473101089 , 8201702700 , 2465407750
n×2
42460286
n×3
63690429
n×4
84920572
n×5
106150715
n÷2
10615071.5
n÷3
7076714.3333333
n÷3
5307535.75
n÷5
4246028.6
n2
450718971800449
n3
9.5688282241365E+21
n4
2.0314759154085E+29
n5
4.3128524185179E+36
2 √n
4607.6179312091
3 √n
276.89661066112
4 √n
67.879436733146
5 √n
29.200519899164
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
-21230142
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 21230143 can be divided by 8 positive divisors.
The sum of these divisors (counting 21230143) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111111001000111111
3
Ternary
1110221121021121
4
Quaternary
1100333020333
5
Quinary
20413331033
6
Senary
2035011411
8
Octal
120771077
10
Decimal
21230143
12
Duodecimal
7139b67
16
Hexadecimal
143f23f
20
Vigesimal
6cdf73
36
Base36
cn1a7
md5
97b87a54d47246f5a2b03e9d2f28d9d7
sha1
13868eff103a10dbb4a06bfde4dad2bf9bdc9e81
sha256
5f370ed606548f73622a9d6991da68c98182a3ec853226f43c35ed21c03b64a9
sha512
a66c6b59a169dd2897d52f63da90c94e581101cd55f0fa5f2ff46b2c426ba84b72273b8049aa033d9e84d2d6a6a676717178fbf5890ec00e28d3c10ed8efa3ed
ripemd-160
e3febfc6aee034f66b7d9b41af4c9bf1b3c3f581
Diameter
42460286
Circumference
133392922.56692
Area
1.4159754106418E+15
Volume
4.0081813936547E+22
Surface area
5.6639016425673E+15
Circumference
133392922.56692
Perimeter
84920572
Area
450718971800449
Diagonal
30023956.16172
Surface area
2704313830802694
Volume
9.5688282241365E+21
Space diagonal
36771686.327953
Perimeter
63690429
Area
1.951670397734E+14
Altitude
18385843.163976
Surface area
1.951670397734E+14
Volume
1.1276972208827E+21
Height
10007985.38724