20125418 is an even 8-digits composite number following 20125417
and preceding 20125419 . In scientific notation, it is written as 2.0125418 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 10062708 positive integers (up to 20125418) that are relatively prime to 20125418.
20125418 has 4 divisors, whose sum is 30188130
The reverse of 20125418 is 81452102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-five thousand four hundred eighteen
Scientific notation
2.0125418 × 10^7
Engineering notation
2.0125418 × 10^6
Prime Factorization
2 × 10062709
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125418
Product of the distinct prime numbers
The prime factorization of 20125418 is 2 × 10062709.
Since it has a total of 2 prime factors.
4 , 3 , 23 , 98 , 870 , 787 , 9724 , 6435 , 25752 , 10198 , 15457 , 160540 , 5396281 , 8242475 , 90054800 , 78836113 , 859098952 , 539163983 , 2937177482 , 9503931821
n×2
40250836
n×3
60376254
n×4
80501672
n×5
100627090
n÷2
10062709
n÷3
6708472.6666667
n÷3
5031354.5
n÷5
4025083.6
n2
405032449674724
n3
8.1514473532678E+21
n4
1.6405128528951E+29
n5
3.3016006898886E+36
2 √n
4486.1361994483
3 √n
272.00797446344
4 √n
66.978624944442
5 √n
28.890095792747
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
-20125417
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 20125418 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125418) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001011011101010
3
Ternary
1101212110212212
4
Quaternary
1030301123222
5
Quinary
20123003133
6
Senary
1555205122
8
Octal
114613352
10
Decimal
20125418
12
Duodecimal
68a67a2
16
Hexadecimal
13316ea
20
Vigesimal
65fdai
36
Base36
bzcve
md5
2e7b2c7f99d35952ef7892aa35d29a50
sha1
dbdb315a485d78cc68257e4c4dbfb3ce4f819be7
sha256
7c3d2d9bea69f037aa10ece92290c9bd2a6525ba6dfc32003c775bcd84e6f077
sha512
7d511b9a13fb60be63afbc141f58cadb5eb9b24610b5a5a879d146aeec2f5bad50c0844dc4ecc6c23fd3808238234caedeefb5a0364e5d8220b90d118a74ff3b
ripemd-160
01754a9ce199ad10c2ecb234e91f49a7f92c0571
Diameter
40250836
Circumference
126451730.67845
Area
1.2724469683636E+15
Volume
3.41447028282E+22
Surface area
5.0897878734544E+15
Circumference
126451730.67845
Perimeter
80501672
Area
405032449674724
Diagonal
28461639.084028
Surface area
2430194698048344
Volume
8.1514473532678E+21
Space diagonal
34858246.499561
Perimeter
60376254
Area
1.7538419538768E+14
Altitude
17429123.249781
Surface area
1.7538419538768E+14
Volume
9.6065728333013E+20
Height
9487213.0280092