18150421 is an odd 8-digits composite number following 18150420
and preceding 18150422 . In scientific notation, it is written as 1.8150421 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 18048844 positive integers (up to 18150421) that are relatively prime to 18150421.
18150421 has 4 divisors, whose sum is 18252000
The reverse of 18150421 is 12405181
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
eighteen million one hundred fifty thousand four hundred twenty-one
Scientific notation
1.8150421 × 10^7
Engineering notation
1.8150421 × 10^6
Prime Factorization
179 × 101399
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18150421
Product of the distinct prime numbers
The prime factorization of 18150421 is 179 × 101399.
Since it has a total of 2 prime factors.
4 , 2 , 8 , 61 , 458 , 942 , 2916 , 1830 , 90818 , 99827 , 761713 , 2545 , 3074297 , 8520403 , 81841367 , 63693195 , 378689880 , 837126874 , 85474122 , 4958355060
n×2
36300842
n×3
54451263
n×4
72601684
n×5
90752105
n÷2
9075210.5
n÷3
6050140.3333333
n÷3
4537605.25
n÷5
3630084.2
n2
329437782477241
n3
5.9794344452683E+21
n4
1.0852925252352E+29
n5
1.9698516241172E+36
2 √n
4260.3310904201
3 √n
262.80214219376
4 √n
65.27121180444
5 √n
28.299407351864
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
-18150420
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 18150421 can be divided by 4 positive divisors.
The sum of these divisors (counting 18150421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101001111010000010101
3
Ternary
1021011010200211
4
Quaternary
1011033100111
5
Quinary
14121303141
6
Senary
1445005421
8
Octal
105172025
10
Decimal
18150421
12
Duodecimal
60b3871
16
Hexadecimal
114f415
20
Vigesimal
5d8g11
36
Base36
at0yd
md5
27b859a569125e7c132910107fe68106
sha1
8fa5ed99c3cb9999bb6f78f696bbe972e3d94ffb
sha256
021c08742e144366adf2f39ad372a0c9d926bd55edd2d4321fa4a3e726838f42
sha512
dce24a86ce4a7b67be3018f3c44d0331fe6f19737de9d2ba7b33e76c7986f68b03855d6e8bfb3217b980a04bbe3b094dcbc2dc71b7370813e59511ebaa1d0b17
ripemd-160
4127faa5cc87b65cd07fb5939ec6355d8f7799fa
Diameter
36300842
Circumference
114042458.54632
Area
1.0349593172454E+15
Volume
2.5046596434502E+22
Surface area
4.1398372689817E+15
Circumference
114042458.54632
Perimeter
72601684
Area
329437782477241
Diagonal
25668571.540981
Surface area
1976626694863446
Volume
5.9794344452683E+21
Space diagonal
31437451.350765
Perimeter
54451263
Area
1.4265074429585E+14
Altitude
15718725.675383
Surface area
1.4265074429585E+14
Volume
7.0468310731828E+20
Height
8556190.5136605