20102725 is an odd 8-digits composite number following 20102724
and preceding 20102726 . In scientific notation, it is written as 2.0102725 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 15562800 positive integers (up to 20102725) that are relatively prime to 20102725.
20102725 has 12 divisors, whose sum is 25732480
The reverse of 20102725 is 52720102
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred two thousand seven hundred twenty-five
Scientific notation
2.0102725 × 10^7
Engineering notation
2.0102725 × 10^6
Prime Factorization
5 × 5 × 31 × 25939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4020545
Product of the distinct prime numbers
The prime factorization of 20102725 is 5 × 5 × 31 × 25939.
Since it has a total of 4 prime factors.
3 , 4 , 71 , 75 , 492 , 825 , 5716 , 384 , 20748 , 28826 , 852753 , 1581 , 7110343 , 5824851 , 580429 , 55332782 , 948217489 , 457786772 , 1071408213 , 1338613124
n×2
40205450
n×3
60308175
n×4
80410900
n×5
100513625
n÷2
10051362.5
n÷3
6700908.3333333
n÷3
5025681.25
n÷5
4020545
n2
404119552425625
n3
8.1239042295354E+21
n4
1.6331261265269E+29
n5
3.2830285411885E+36
2 √n
4483.6062494381
3 √n
271.90569918019
4 √n
66.959736031723
5 √n
28.883577678771
1 , 5 , 25 , 31 , 155 , 775 , 25939 , 129695 , 648475 , 804109 , 4020545 , 20102725
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20102724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20102725 can be divided by 12 positive divisors.
The sum of these divisors (counting 20102725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101011111001000101
3
Ternary
1101211022202101
4
Quaternary
1030223321011
5
Quinary
20121241400
6
Senary
1554512101
8
Octal
114537105
10
Decimal
20102725
12
Duodecimal
6895631
16
Hexadecimal
132be45
20
Vigesimal
65cgg5
36
Base36
byvd1
md5
9f258555c874ed76d52f730dd41d5eae
sha1
7d84a53ad75f06f95dccc3edf16726315acab4a4
sha256
66f0f5df7ba1bb96d2634a58a4cecbf7e8387d36ebcfcd7db692e0588773e6f9
sha512
b0de5f05e23e78a103e0298e561e1e7725e4e2a04b7e5affebb0d71b112ccff6825dc605bebbf70ec8897f6b223db333dbbfa863cc905c57bdbb156c5de204a5
ripemd-160
a96e16d4ba965ac47881da653d4d7e14e503b5e9
Diameter
40205450
Circumference
126309146.35427
Area
1.2695790170723E+15
Volume
3.4029330461301E+22
Surface area
5.0783160682894E+15
Circumference
126309146.35427
Perimeter
80410900
Area
404119552425625
Diagonal
28429546.335657
Surface area
2424717314553750
Volume
8.1239042295354E+21
Space diagonal
34818941.070585
Perimeter
60308175
Area
1.7498889928329E+14
Altitude
17409470.535293
Surface area
1.7498889928329E+14
Volume
9.574112950691E+20
Height
9476515.4452189