18201243 is an odd 8-digits composite number following 18201242
and preceding 18201244 . In scientific notation, it is written as 1.8201243 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 12134160 positive integers (up to 18201243) that are relatively prime to 18201243.
18201243 has 4 divisors, whose sum is 24268328
The reverse of 18201243 is 34210281
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
eighteen million two hundred one thousand two hundred forty-three
Scientific notation
1.8201243 × 10^7
Engineering notation
1.8201243 × 10^6
Prime Factorization
3 × 6067081
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18201243
Product of the distinct prime numbers
The prime factorization of 18201243 is 3 × 6067081.
Since it has a total of 2 prime factors.
10 , 1 , 35 , 23 , 620 , 581 , 2624 , 247 , 12254 , 9084 , 478643 , 626960 , 9303201 , 6181661 , 99017411 , 19312710 , 88821911 , 12891137 , 9471477250 , 8762862610
n×2
36402486
n×3
54603729
n×4
72804972
n×5
91006215
n÷2
9100621.5
n÷3
6067081
n÷3
4550310.75
n÷5
3640248.6
n2
331285246745049
n3
6.0298032783216E+21
n4
1.0974991471093E+29
n5
1.9975848668829E+36
2 √n
4266.2914809
3 √n
263.04719957476
4 √n
65.316854493308
5 √n
28.315237555858
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
-18201242
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 18201243 can be divided by 4 positive divisors.
The sum of these divisors (counting 18201243) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101011011101010011011
3
Ternary
1021020201102010
4
Quaternary
1011123222123
5
Quinary
14124414433
6
Senary
1450041003
8
Octal
105335233
10
Decimal
18201243
12
Duodecimal
6119163
16
Hexadecimal
115ba9b
20
Vigesimal
5df323
36
Base36
au463
md5
047925d0da318dbea455d1b4fb752d0c
sha1
d9114eaabf70e8f6fbc49995393d3e920c0ec5f7
sha256
e8f18fe5ada588f08de8ef3e40faefb9a81c23956a84900aed55613ccb4cda77
sha512
eeff2970459b3305a5831494e7d8d71289457c49d2663d6202882f18935f33c1b98d5388d824226852c418ff2bf9f85f1f339b261cc2418a86f741fdfc481962
ripemd-160
6a03bbf6f615520cc8171a46ad34d161f77311c2
Diameter
36402486
Circumference
114361782.59001
Area
1.0407632974169E+15
Volume
2.5257580909022E+22
Surface area
4.1630531896677E+15
Circumference
114361782.59001
Perimeter
72804972
Area
331285246745049
Diagonal
25740444.702648
Surface area
1987711480470294
Volume
6.0298032783216E+21
Space diagonal
31525477.636907
Perimeter
54603729
Area
1.434507197901E+14
Altitude
15762738.818454
Surface area
1.434507197901E+14
Volume
7.1061913122035E+20
Height
8580148.2342161