20125481 is an odd 8-digits composite number following 20125480
and preceding 20125482 . In scientific notation, it is written as 2.0125481 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 19899264 positive integers (up to 20125481) that are relatively prime to 20125481.
20125481 has 4 divisors, whose sum is 20351700
The reverse of 20125481 is 18452102
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-five thousand four hundred eighty-one
Scientific notation
2.0125481 × 10^7
Engineering notation
2.0125481 × 10^6
Prime Factorization
89 × 226129
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125481
Product of the distinct prime numbers
The prime factorization of 20125481 is 89 × 226129.
Since it has a total of 2 prime factors.
2 , 8 , 40 , 67 , 196 , 400 , 9471 , 37 , 52452 , 32287 , 729707 , 787226 , 609519 , 6345874 , 18480558 , 32065746 , 643506048 , 418105996 , 7342339640 , 3426661139
n×2
40250962
n×3
60376443
n×4
80501924
n×5
100627405
n÷2
10062740.5
n÷3
6708493.6666667
n÷3
5031370.25
n÷5
4025096.2
n2
405034985481361
n3
8.1515239046404E+21
n4
1.6405333946389E+29
n5
3.301652366367E+36
2 √n
4486.1432210753
3 √n
272.00825829165
4 √n
66.978677361346
5 √n
28.890113880061
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
-20125480
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 20125481 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125481) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001011100101001
3
Ternary
1101212110222012
4
Quaternary
1030301130221
5
Quinary
20123003411
6
Senary
1555205305
8
Octal
114613451
10
Decimal
20125481
12
Duodecimal
68a6835
16
Hexadecimal
1331729
20
Vigesimal
65fde1
36
Base36
bzcx5
md5
eed2a5c807bd0b7a67bbe6ea64b1ebf0
sha1
f342a42e59aeb9c1505047f6c6b2a07d85309c20
sha256
c304e22a674829e1e054c2008b71a3bd0c62526d07aa3d6de2b18bcb609f2e4a
sha512
964745daa8bf18512f509daf1c460a82b077cd5ce7a90b28e05a4f1ce466ad1ec33a0228e97ec0212d944b69e1ad4af6acf2556d82ee313b6ee7c0c26d0b8d18
ripemd-160
b2c53f4eb7d3c4a267c05887f52762eea0cccba2
Diameter
40250962
Circumference
126452126.51912
Area
1.2724549348351E+15
Volume
3.414502348584E+22
Surface area
5.0898197393404E+15
Circumference
126452126.51912
Perimeter
80501924
Area
405034985481361
Diagonal
28461728.179482
Surface area
2430209912888166
Volume
8.1515239046404E+21
Space diagonal
34858355.618762
Perimeter
60376443
Area
1.7538529342416E+14
Altitude
17429177.809381
Surface area
1.7538529342416E+14
Volume
9.6066630499591E+20
Height
9487242.726494