20061909 is an odd 8-digits composite number following 20061908
and preceding 20061910 . In scientific notation, it is written as 2.0061909 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 11463912 positive integers (up to 20061909) that are relatively prime to 20061909.
20061909 has 12 divisors, whose sum is 33118176
The reverse of 20061909 is 90916002
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million sixty-one thousand nine hundred nine
Scientific notation
2.0061909 × 10^7
Engineering notation
2.0061909 × 10^6
Prime Factorization
7 × 3 × 3 × 318443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6687303
Product of the distinct prime numbers
The prime factorization of 20061909 is 7 × 3 × 3 × 318443.
Since it has a total of 4 prime factors.
4 , 7 , 67 , 24 , 539 , 488 , 680 , 6820 , 15843 , 51668 , 542783 , 804667 , 5885919 , 2456974 , 37421071 , 16730026 , 952409011 , 643855651 , 4184793682 , 4884254545
n×2
40123818
n×3
60185727
n×4
80247636
n×5
100309545
n÷2
10030954.5
n÷3
6687303
n÷3
5015477.25
n÷5
4012381.8
n2
402480192724281
n3
8.074521000737E+21
n4
1.6199030553537E+29
n5
3.2498347685329E+36
2 √n
4479.0522434997
3 √n
271.72155129986
4 √n
66.925721837719
5 √n
28.871839262945
1 , 3 , 7 , 9 , 21 , 63 , 318443 , 955329 , 2229101 , 2865987 , 6687303 , 20061909
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
-20061908
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 20061909 can be divided by 12 positive divisors.
The sum of these divisors (counting 20061909) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100100001111011010101
3
Ternary
1101202020202200
4
Quaternary
1030201323111
5
Quinary
20113440114
6
Senary
1553555113
8
Octal
114417325
10
Decimal
20061909
12
Duodecimal
6875a99
16
Hexadecimal
1321ed5
20
Vigesimal
657ef9
36
Base36
bxzv9
md5
07b7621e511c1e6009527be2d6ccc73b
sha1
e82f572aee4990ad5b66d826b273529467dd035c
sha256
d49f39ffb6358fc2db6b1635f6e20c40872263b8ccf11a78411264ddaf73ba18
sha512
9ab247f65f11c72db1cf43f8c22a2b9dc5b84ae107617fcc6d6e898f13b638a3fd8d5085ed25a7b681919254be950d6c9a5d5a63434a7091df1bc7e70db451db
ripemd-160
c5ecc54ad91ff46adef705f1e4ae231dc1f96ab4
Diameter
40123818
Circumference
126052691.86277
Area
1.264428816678E+15
Volume
3.3822474476229E+22
Surface area
5.057715266712E+15
Circumference
126052691.86277
Perimeter
80247636
Area
402480192724281
Diagonal
28371823.794895
Surface area
2414881156345686
Volume
8.074521000737E+21
Space diagonal
34748245.684823
Perimeter
60185727
Area
1.7427903570964E+14
Altitude
17374122.842412
Surface area
1.7427903570964E+14
Volume
9.5159142574239E+20
Height
9457274.5982983