20117909 is an odd 8-digits composite number following 20117908
and preceding 20117910 . In scientific notation, it is written as 2.0117909 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 16649136 positive integers (up to 20117909) that are relatively prime to 20117909.
20117909 has 8 divisors, whose sum is 23784960
The reverse of 20117909 is 90971102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred seventeen thousand nine hundred nine
Scientific notation
2.0117909 × 10^7
Engineering notation
2.0117909 × 10^6
Prime Factorization
7 × 29 × 99103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20117909
Product of the distinct prime numbers
The prime factorization of 20117909 is 7 × 29 × 99103.
Since it has a total of 3 prime factors.
10 , 6 , 62 , 56 , 759 , 875 , 9832 , 9983 , 22135 , 31682 , 888953 , 81676 , 8886198 , 2509410 , 46811489 , 43164803 , 379774403 , 950190206 , 8328204547 , 3116739304
n×2
40235818
n×3
60353727
n×4
80471636
n×5
100589545
n÷2
10058954.5
n÷3
6705969.6666667
n÷3
5029477.25
n÷5
4023581.8
n2
404730262532281
n3
8.1423265911705E+21
n4
1.6380658540945E+29
n5
3.295445978868E+36
2 √n
4485.2992096403
3 √n
271.97414059955
4 √n
66.97237646702
5 √n
28.887939632682
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20117908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20117909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20117909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101111100110010101
3
Ternary
1101212002120202
4
Quaternary
1030233212111
5
Quinary
20122233114
6
Senary
1555110245
8
Octal
114574625
10
Decimal
20117909
12
Duodecimal
68a2385
16
Hexadecimal
132f995
20
Vigesimal
65eef9
36
Base36
bz72t
md5
0d9cdcd04c9309e573d7e1400e9d4611
sha1
9143d3e13ae6fac681b903c9d49733f7447034be
sha256
9e73ab5319e7dec70f7969e38c2cc32674fade13d3fd1e9196cfafdb4b9a3c3f
sha512
947468bece51cba26a6a8be83f930ca4541481f04ca93f8138d412fee936b7ba0a5f9eac958c91c86cb2c78345585c23fd184472693f40c8392b172a61907c12
ripemd-160
9bc2a6290c9e1572fec56bea8f4d0e760cadf838
Diameter
40235818
Circumference
126404550.23998
Area
1.2714976194569E+15
Volume
3.4106497869267E+22
Surface area
5.0859904778275E+15
Circumference
126404550.23998
Perimeter
80471636
Area
404730262532281
Diagonal
28451019.754388
Surface area
2428381575193686
Volume
8.1423265911705E+21
Space diagonal
34845240.530047
Perimeter
60353727
Area
1.7525334451665E+14
Altitude
17422620.265024
Surface area
1.7525334451665E+14
Volume
9.5958239120871E+20
Height
9483673.2514626