20123657 is an odd 8-digits composite number following 20123656
and preceding 20123658 . In scientific notation, it is written as 2.0123657 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20114580 positive integers (up to 20123657) that are relatively prime to 20123657.
20123657 has 4 divisors, whose sum is 20132736
The reverse of 20123657 is 75632102
Previous prime number is 3847
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred twenty-three thousand six hundred fifty-seven
Scientific notation
2.0123657 × 10^7
Engineering notation
2.0123657 × 10^6
Prime Factorization
3847 × 5231
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20123657
Product of the distinct prime numbers
The prime factorization of 20123657 is 3847 × 5231.
Since it has a total of 2 prime factors.
9 , 3 , 79 , 26 , 330 , 371 , 8679 , 1441 , 45814 , 9731 , 865827 , 893534 , 238592 , 2485366 , 66296258 , 89650813 , 387325403 , 884506192 , 3610574629 , 5088574476
n×2
40247314
n×3
60370971
n×4
80494628
n×5
100618285
n÷2
10061828.5
n÷3
6707885.6666667
n÷3
5030914.25
n÷5
4024731.4
n2
404961571053649
n3
8.1493077540648E+21
n4
1.6399387403024E+29
n5
3.3001564710857E+36
2 √n
4485.9399238064
3 √n
272.0000405493
4 √n
66.977159717372
5 √n
28.889590190931
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
-20123656
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 20123657 can be divided by 4 positive divisors.
The sum of these divisors (counting 20123657) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001000000001001
3
Ternary
1101212101110122
4
Quaternary
1030301000021
5
Quinary
20122424112
6
Senary
1555153025
8
Octal
114610011
10
Decimal
20123657
12
Duodecimal
68a5775
16
Hexadecimal
1331009
20
Vigesimal
65f92h
36
Base36
bzbih
md5
2e4819eecb31a08c0ec7d5097c15b31b
sha1
29cd06d6c0ea04d92f863f8dcdca1ea46b430cb5
sha256
3db6edea318b8de407abf346679e0b9b3a3cf82cbcb705bd229788cae2abdb55
sha512
18ac1a81199e0066544986b2a4d1f74066077cfa17a234b41b99bf6f04a95f64dd53e71531cc6d26b3640efc5e2732e2914e3cba43ac362c63bcd339e9139dcf
ripemd-160
48ad53cd79d15282d3389f2f8897e6066f02df4e
Diameter
40247314
Circumference
126440665.98912
Area
1.2722242966083E+15
Volume
3.4135740496016E+22
Surface area
5.0888971864333E+15
Circumference
126440665.98912
Perimeter
80494628
Area
404961571053649
Diagonal
28459148.653944
Surface area
2429769426321894
Volume
8.1493077540648E+21
Space diagonal
34855196.358089
Perimeter
60370971
Area
1.7535350404446E+14
Altitude
17427598.179045
Surface area
1.7535350404446E+14
Volume
9.6040512914588E+20
Height
9486382.8846481