20149609 is an odd 8-digits composite number following 20149608
and preceding 20149610 . In scientific notation, it is written as 2.0149609 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20138580 positive integers (up to 20149609) that are relatively prime to 20149609.
20149609 has 4 divisors, whose sum is 20160640
The reverse of 20149609 is 90694102
Previous prime number is 2311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred forty-nine thousand six hundred nine
Scientific notation
2.0149609 × 10^7
Engineering notation
2.0149609 × 10^6
Prime Factorization
2311 × 8719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149609
Product of the distinct prime numbers
The prime factorization of 20149609 is 2311 × 8719.
Since it has a total of 2 prime factors.
7 , 1 , 39 , 50 , 589 , 24 , 8538 , 4370 , 38437 , 63470 , 944606 , 306686 , 9093865 , 6233928 , 3300714 , 26857777 , 10508760 , 722013298 , 8517044959 , 546979252
n×2
40299218
n×3
60448827
n×4
80598436
n×5
100748045
n÷2
10074804.5
n÷3
6716536.3333333
n÷3
5037402.25
n÷5
4029921.8
n2
406006742852881
n3
8.1808771198491E+21
n4
1.6484147524201E+29
n5
3.3214912731096E+36
2 √n
4488.8315851678
3 √n
272.11691646897
4 √n
66.998743161106
5 √n
28.897037705948
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
-20149608
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 20149609 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149609) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111010101101001
3
Ternary
1101220201001211
4
Quaternary
1030313111221
5
Quinary
20124241414
6
Senary
1555513121
8
Octal
114672551
10
Decimal
20149609
12
Duodecimal
68b87a1
16
Hexadecimal
1337569
20
Vigesimal
65ie09
36
Base36
bzvjd
md5
0cde0849ec56ea5c3c8e00854fd8fd00
sha1
86c3fb296f34ba5edf29f9d1136a331999d4f9f6
sha256
809ee8e61c2698487149ca6952d46e67345d7735a891681e34de6552fb56aa99
sha512
f7dbc5077497c40be8c4bdf57bfebef56dcb7d5187c1d4b6c4df0477a36fee50288c6d1a6bfd592f373245ba582c54e5bec1aa6cb3d3116016484a9a1b9ae143
ripemd-160
5822c622f82ab45ad958cf7986221ec4780efcc0
Diameter
40299218
Circumference
126603727.21421
Area
1.2755078006545E+15
Volume
3.4267977946185E+22
Surface area
5.1020312026181E+15
Circumference
126603727.21421
Perimeter
80598436
Area
406006742852881
Diagonal
28495850.324315
Surface area
2436040457117286
Volume
8.1808771198491E+21
Space diagonal
34900146.540647
Perimeter
60448827
Area
1.7580607670919E+14
Altitude
17450073.270324
Surface area
1.7580607670919E+14
Volume
9.6412561458319E+20
Height
9498616.7747717