18189401 is an odd 8-digits composite number following 18189400
and preceding 18189402 . In scientific notation, it is written as 1.8189401 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 18058404 positive integers (up to 18189401) that are relatively prime to 18189401.
18189401 has 4 divisors, whose sum is 18320400
The reverse of 18189401 is 10498181
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million one hundred eighty-nine thousand four hundred one
Scientific notation
1.8189401 × 10^7
Engineering notation
1.8189401 × 10^6
Prime Factorization
139 × 130859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18189401
Product of the distinct prime numbers
The prime factorization of 18189401 is 139 × 130859.
Since it has a total of 2 prime factors.
8 , 6 , 89 , 47 , 406 , 40 , 7021 , 7844 , 69704 , 36659 , 531924 , 511530 , 6175188 , 761725 , 16530991 , 59972914 , 953181138 , 831313005 , 4739493897 , 8671380631
n×2
36378802
n×3
54568203
n×4
72757604
n×5
90947005
n÷2
9094700.5
n÷3
6063133.6666667
n÷3
4547350.25
n÷5
3637880.2
n2
330854308738801
n3
6.0180416942279E+21
n4
1.0946457361103E+29
n5
1.991095024705E+36
2 √n
4264.9033986715
3 √n
262.99013972199
4 √n
65.306227870484
5 √n
28.311552133494
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
-18189400
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 18189401 can be divided by 4 positive divisors.
The sum of these divisors (counting 18189401) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101011000110001011001
3
Ternary
1021020010011112
4
Quaternary
1011120301121
5
Quinary
14124030101
6
Senary
1445510105
8
Octal
105306131
10
Decimal
18189401
12
Duodecimal
6112335
16
Hexadecimal
1158c59
20
Vigesimal
5ddda1
36
Base36
atv15
md5
90b51108839ee6f9831ddc016bb5d854
sha1
2de74293adafbab9695288ba6ef1cf6d7b17786e
sha256
430081a52174696f070d0de5d9a4ee007e1ad6f66fa97fc38a40cea036830be5
sha512
d4a8f6939ec4a0e20ea054cb9ff9ee8aaccae520af632046efa46e5edeeb1742be35fe971ec86c5f1ee753e663bc9c1517516af4e36605e2a0c551c687b52e84
ripemd-160
cf72b1dbbf8a178aafc3392569ce668408d7ae7b
Diameter
36378802
Circumference
114287377.1096
Area
1.0394094657423E+15
Volume
2.5208314100778E+22
Surface area
4.1576378629694E+15
Circumference
114287377.1096
Perimeter
72757604
Area
330854308738801
Diagonal
25723697.585643
Surface area
1985125852432806
Volume
6.0180416942279E+21
Space diagonal
31504966.691244
Perimeter
54568203
Area
1.4326411815967E+14
Altitude
15752483.345622
Surface area
1.4326411815967E+14
Volume
7.0923301524198E+20
Height
8574565.8618809