20125551 is an odd 8-digits composite number following 20125550
and preceding 20125552 . In scientific notation, it is written as 2.0125551 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13417032 positive integers (up to 20125551) that are relatively prime to 20125551.
20125551 has 4 divisors, whose sum is 26834072
The reverse of 20125551 is 15552102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred twenty-five thousand five hundred fifty-one
Scientific notation
2.0125551 × 10^7
Engineering notation
2.0125551 × 10^6
Prime Factorization
3 × 6708517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125551
Product of the distinct prime numbers
The prime factorization of 20125551 is 3 × 6708517.
Since it has a total of 2 prime factors.
2 , 2 , 15 , 37 , 25 , 888 , 4260 , 4590 , 32661 , 98143 , 792341 , 166606 , 8017162 , 1614683 , 95396606 , 18642469 , 490411342 , 763280324 , 4008264723 , 6901383159
n×2
40251102
n×3
60376653
n×4
80502204
n×5
100627755
n÷2
10062775.5
n÷3
6708517
n÷3
5031387.75
n÷5
4025110.2
n2
405037803053601
n3
8.1516089622832E+21
n4
1.6405562190249E+29
n5
3.3017097854352E+36
2 √n
4486.1510228703
3 √n
272.00857365564
4 √n
66.978735602206
5 √n
28.890133977023
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
-20125550
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 20125551 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125551) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001011101101111
3
Ternary
1101212111001210
4
Quaternary
1030301131233
5
Quinary
20123004201
6
Senary
1555205503
8
Octal
114613557
10
Decimal
20125551
12
Duodecimal
68a6893
16
Hexadecimal
133176f
20
Vigesimal
65fdhb
36
Base36
bzcz3
md5
1d54d6964dbaac92652c5706d20978f4
sha1
7f2963077be0355e160c624166a6adb15675aa39
sha256
109967ddc884b60f1e194970b45c3a63cdf04c129e7415538075ae0c4a98333b
sha512
4cb50273da2df8c22d614058465fbb99119ea721ab62c49680ece192a6969d93c50497c3f547faf248a3dc5d66c2276b3e8137f206046f5eb4eeb0a1261ccf63
ripemd-160
cf7c8b15af58e37270ac658f71f151fe572abd4a
Diameter
40251102
Circumference
126452566.34209
Area
1.2724637864993E+15
Volume
3.4145379774461E+22
Surface area
5.0898551459974E+15
Circumference
126452566.34209
Perimeter
80502204
Area
405037803053601
Diagonal
28461827.174431
Surface area
2430226818321606
Volume
8.1516089622832E+21
Space diagonal
34858476.862319
Perimeter
60376653
Area
1.7538651346873E+14
Altitude
17429238.431159
Surface area
1.7538651346873E+14
Volume
9.6067632913525E+20
Height
9487275.7248105