20123085 is an odd 8-digits composite number following 20123084
and preceding 20123086 . In scientific notation, it is written as 2.0123085 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 10732304 positive integers (up to 20123085) that are relatively prime to 20123085.
20123085 has 4 divisors, whose sum is 21464640
The reverse of 20123085 is 58032102
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-three thousand eighty-five
Scientific notation
2.0123085 × 10^7
Engineering notation
2.0123085 × 10^6
Prime Factorization
15 × 1341539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20123085
Product of the distinct prime numbers
The prime factorization of 20123085 is 15 × 1341539.
Since it has a total of 2 prime factors.
8 , 3 , 34 , 49 , 231 , 439 , 3448 , 5253 , 63989 , 36772 , 826918 , 553973 , 3563944 , 8521390 , 81487104 , 90699270 , 261488023 , 359400508 , 3577354612 , 2397407025
n×2
40246170
n×3
60369255
n×4
80492340
n×5
100615425
n÷2
10061542.5
n÷3
6707695
n÷3
5030771.25
n÷5
4024617
n2
404938549917225
n3
8.1486128597611E+21
n4
1.6397522920906E+29
n5
3.2996874752685E+36
2 √n
4485.8761685985
3 √n
271.99746339186
4 √n
66.976683768297
5 √n
28.889425956036
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
-20123084
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 20123085 can be divided by 4 positive divisors.
The sum of these divisors (counting 20123085) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000110111001101
3
Ternary
1101212100200110
4
Quaternary
1030300313031
5
Quinary
20122414320
6
Senary
1555150233
8
Octal
114606715
10
Decimal
20123085
12
Duodecimal
68a5379
16
Hexadecimal
1330dcd
20
Vigesimal
65f7e5
36
Base36
bzb2l
md5
5c054a6ccef00fda4d27f347963f3fab
sha1
9b75ee79bc1f491c8c73b52ced5fcc761ef0271e
sha256
9e407aa74dbfdec169f5cb7559730c1ec1aac0e5d4db4726197c852a521690a8
sha512
5fecbfa0ab7d2edc7212da001a026e1fa1bace4ef0772a267bd9df173a39f1866fb38d7f69f72de905d6bbe6ce80ada0936629047767dd0fbce534c7766ae991
ripemd-160
d3410c2848891d7b3d621a8174269a56473d39bd
Diameter
40246170
Circumference
126437072.00713
Area
1.2721519735753E+15
Volume
3.4132829729564E+22
Surface area
5.088607894301E+15
Circumference
126437072.00713
Perimeter
80492340
Area
404938549917225
Diagonal
28458339.723787
Surface area
2429631299503350
Volume
8.1486128597611E+21
Space diagonal
34854205.625027
Perimeter
60369255
Area
1.7534353559997E+14
Altitude
17427102.812514
Surface area
1.7534353559997E+14
Volume
9.6032323506683E+20
Height
9486113.2412622