20125691 is an odd 8-digits composite number following 20125690
and preceding 20125692 . In scientific notation, it is written as 2.0125691 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20111952 positive integers (up to 20125691) that are relatively prime to 20125691.
20125691 has 4 divisors, whose sum is 20139432
The reverse of 20125691 is 19652102
Previous prime number is 12073
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred twenty-five thousand six hundred ninety-one
Scientific notation
2.0125691 × 10^7
Engineering notation
2.0125691 × 10^6
Prime Factorization
12073 × 1667
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125691
Product of the distinct prime numbers
The prime factorization of 20125691 is 12073 × 1667.
Since it has a total of 2 prime factors.
1 , 2 , 90 , 59 , 967 , 117 , 2229 , 3038 , 15073 , 41046 , 308685 , 354487 , 1176433 , 4790892 , 16959276 , 66943989 , 438388885 , 305042761 , 8649887778 , 3328191764
n×2
40251382
n×3
60377073
n×4
80502764
n×5
100628455
n÷2
10062845.5
n÷3
6708563.6666667
n÷3
5031422.75
n÷5
4025138.2
n2
405043438227481
n3
8.1517790793439E+21
n4
1.6406018685114E+29
n5
3.3018246259683E+36
2 √n
4486.1666264195
3 √n
272.00920438143
4 √n
66.978852083471
5 √n
28.89017417078
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
-20125690
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 20125691 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125691) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001011111111011
3
Ternary
1101212111020222
4
Quaternary
1030301133323
5
Quinary
20123010231
6
Senary
1555210255
8
Octal
114613773
10
Decimal
20125691
12
Duodecimal
68a698b
16
Hexadecimal
13317fb
20
Vigesimal
65fe4b
36
Base36
bzd2z
md5
97c130c4e3e0016c5c861d2f374b0904
sha1
5a82d6c05b1c81d01d2e8ff2b3e9df877c4651a8
sha256
dc9e3b282068f9369ae79bc631088f1909a0e829f9e983e5297339c36ed694b5
sha512
9e4e6e9970a9f6f98176414c606d95ab6674cc14f45f5d98aa321841de2d35db634fbb8ccfbfc177bb73a23652350debe19fe10e38fd5137435e79b414079538
ripemd-160
253e9287516e03d88ae0d5d8f6357cfbbed81d76
Diameter
40251382
Circumference
126453445.98804
Area
1.2724814899202E+15
Volume
3.4146092359138E+22
Surface area
5.0899259596808E+15
Circumference
126453445.98804
Perimeter
80502764
Area
405043438227481
Diagonal
28462025.16433
Surface area
2430260629364886
Volume
8.1517790793439E+21
Space diagonal
34858719.349432
Perimeter
60377073
Area
1.753889535706E+14
Altitude
17429359.674716
Surface area
1.753889535706E+14
Volume
9.6069637762311E+20
Height
9487341.7214434