18389701 is an odd 8-digits composite number following 18389700
and preceding 18389702 . In scientific notation, it is written as 1.8389701 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 15800400 positive integers (up to 18389701) that are relatively prime to 18389701.
18389701 has 12 divisors, whose sum is 19615404
The reverse of 18389701 is 10798381
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million three hundred eighty-nine thousand seven hundred one
Scientific notation
1.8389701 × 10^7
Engineering notation
1.8389701 × 10^6
Prime Factorization
19 × 19 × 121 × 421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
967879
Product of the distinct prime numbers
The prime factorization of 18389701 is 19 × 19 × 121 × 421.
Since it has a total of 4 prime factors.
6 , 10 , 50 , 58 , 372 , 465 , 8414 , 2002 , 65396 , 32840 , 163893 , 49695 , 5227388 , 4378016 , 1122947 , 24414655 , 495350904 , 656784652 , 2722179526 , 672100884
n×2
36779402
n×3
55169103
n×4
73558804
n×5
91948505
n÷2
9194850.5
n÷3
6129900.3333333
n÷3
4597425.25
n÷5
3677940.2
n2
338181102869401
n3
6.2190493656185E+21
n4
1.1436645833796E+29
n5
2.1031649732641E+36
2 √n
4288.3214664948
3 √n
263.95195885088
4 √n
65.485276715417
5 √n
28.37363212305
1 , 19 , 121 , 361 , 421 , 2299 , 7999 , 43681 , 50941 , 151981 , 967879 , 18389701
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18389700
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18389701 can be divided by 12 positive divisors.
The sum of these divisors (counting 18389701) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000110001001101011000101
3
Ternary
1021121021221001
4
Quaternary
1012021223011
5
Quinary
14201432301
6
Senary
1454053301
8
Octal
106115305
10
Decimal
18389701
12
Duodecimal
61aa231
16
Hexadecimal
1189ac5
20
Vigesimal
5eie51
36
Base36
ay5l1
md5
7f825c50e8d616c0f40efef7cbf59da2
sha1
32ae8507356176dfb3d703fb30f5597ac94d86c3
sha256
b1efc769cadf38e859669c419abb388a738d622d332aac792f023bed0c2c4da6
sha512
bc8d3cba384f43a522cb309ad5200603a2b79e5d1ff48716162282d3ac1abb25dddb3fbad399ba88809cce002c95a802bfce4b706fc565c1ba7ea18f9b35ae58
ripemd-160
20f74eabec21ec087d83fc8e3934013bcc7e8801
Diameter
36779402
Circumference
115545899.12663
Area
1.0624272683574E+15
Volume
2.6050293065786E+22
Surface area
4.2497090734296E+15
Circumference
115545899.12663
Perimeter
73558804
Area
338181102869401
Diagonal
26006964.562186
Surface area
2029086617216406
Volume
6.2190493656185E+21
Space diagonal
31851896.468
Perimeter
55169103
Area
1.4643671308237E+14
Altitude
15925948.234
Surface area
1.4643671308237E+14
Volume
7.3292199649379E+20
Height
8668988.1873954