20695909 is an odd 8-digits composite number following 20695908
and preceding 20695910 . In scientific notation, it is written as 2.0695909 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 18954000 positive integers (up to 20695909) that are relatively prime to 20695909.
20695909 has 8 divisors, whose sum is 20982080
The reverse of 20695909 is 90959602
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million six hundred ninety-five thousand nine hundred nine
Scientific notation
2.0695909 × 10^7
Engineering notation
2.0695909 × 10^6
Prime Factorization
169 × 151 × 811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20695909
Product of the distinct prime numbers
The prime factorization of 20695909 is 169 × 151 × 811.
Since it has a total of 3 prime factors.
2 , 10 , 6 , 60 , 305 , 869 , 9119 , 8134 , 6209 , 94578 , 181246 , 91443 , 3777835 , 2110067 , 13047343 , 91388591 , 204561261 , 813010925 , 4366790792 , 3234694045
n×2
41391818
n×3
62087727
n×4
82783636
n×5
103479545
n÷2
10347954.5
n÷3
6898636.3333333
n÷3
5173977.25
n÷5
4139181.8
n2
428320649336281
n3
8.8644851814846E+21
n4
1.8345857864785E+29
n5
3.7968420489653E+36
2 √n
4549.2756566293
3 √n
274.55424866473
4 √n
67.448318412169
5 √n
29.052057913092
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
-20695908
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 20695909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20695909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111100101101100101
3
Ternary
1102221110110011
4
Quaternary
1032330231211
5
Quinary
20244232114
6
Senary
2015330221
8
Octal
116745545
10
Decimal
20695909
12
Duodecimal
6b20971
16
Hexadecimal
13bcb65
20
Vigesimal
696jf9
36
Base36
cbl2d
md5
bb0bfe47b8deb5beeecf53826dc2ef74
sha1
422d023faf04e40d73e212215255345a9244561c
sha256
eafe2894fa0aba920c1daebc513a93b182db9688f4cba263faaa3ba9fec3c29f
sha512
f60131b238ebbb207cea57ab2e3d3dd706d348c335a1c6f618ef48b4d5f94770eb69e0f2b3f82f333003f6ac832e6fbe6e4ce4806de6adf9ea99684322c4eeb9
ripemd-160
a43b3bc71c1d05e4f8c1a13d3f5cba4621ae3898
Diameter
41391818
Circumference
130036231.34753
Area
1.3456090053357E+15
Volume
3.7131468698677E+22
Surface area
5.3824360213427E+15
Circumference
130036231.34753
Perimeter
82783636
Area
428320649336281
Diagonal
29268435.193439
Surface area
2569923896017686
Volume
8.8644851814846E+21
Space diagonal
35846365.896822
Perimeter
62087727
Area
1.8546828164533E+14
Altitude
17923182.948411
Surface area
1.8546828164533E+14
Volume
1.0446895972592E+21
Height
9756145.0644798