20406969 is an odd 8-digits composite number following 20406968
and preceding 20406970 . In scientific notation, it is written as 2.0406969 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 11696400 positive integers (up to 20406969) that are relatively prime to 20406969.
20406969 has 8 divisors, whose sum is 20706400
The reverse of 20406969 is 96960402
Previous prime number is 361
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million four hundred six thousand nine hundred sixty-nine
Scientific notation
2.0406969 × 10^7
Engineering notation
2.0406969 × 10^6
Prime Factorization
99 × 361 × 571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20406969
Product of the distinct prime numbers
The prime factorization of 20406969 is 99 × 361 × 571.
Since it has a total of 3 prime factors.
7 , 2 , 98 , 37 , 401 , 742 , 589 , 307 , 93145 , 77977 , 861743 , 213896 , 2060084 , 9867738 , 85404146 , 18978162 , 398643848 , 907307007 , 8405233770 , 7349327553
n×2
40813938
n×3
61220907
n×4
81627876
n×5
102034845
n÷2
10203484.5
n÷3
6802323
n÷3
5101742.25
n÷5
4081393.8
n2
416444383766961
n3
8.4983676297565E+21
n4
1.7342592477104E+29
n5
3.539097470599E+36
2 √n
4517.407331645
3 √n
273.27055253874
4 √n
67.211660682094
5 √n
28.970480669692
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
-20406968
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 20406969 can be divided by 8 positive divisors.
The sum of these divisors (counting 20406969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110001010111001
3
Ternary
1102101210002200
4
Quaternary
1031312022321
5
Quinary
20211010334
6
Senary
2005220413
8
Octal
115661271
10
Decimal
20406969
12
Duodecimal
6a01709
16
Hexadecimal
13762b9
20
Vigesimal
67ah89
36
Base36
c5e49
md5
5ceff08bd1f254ef46764dfecbcc8124
sha1
d1629554422076323e87013aa34e335f74824ff8
sha256
f47e7447fab5012525a589e04b73f57f6848b4571ebf34ff1db4e96a5e3fd238
sha512
5eebb370d7a34e491a6b89819b2b6ab92ec5c70dbb623335d66e67dc464031b91c0cf8bbde19175d7e2d380227679892b69c0b09ee529e818bedac57647ef6df
ripemd-160
834ef2038740a5b4855270c8d7a0489c69da299d
Diameter
40813938
Circumference
128220767.78487
Area
1.308298616671E+15
Volume
3.5597879084198E+22
Surface area
5.2331944666841E+15
Circumference
128220767.78487
Perimeter
81627876
Area
416444383766961
Diagonal
28859812.326727
Surface area
2498666302601766
Volume
8.4983676297565E+21
Space diagonal
35345907.136483
Perimeter
61220907
Area
1.8032570780277E+14
Altitude
17672953.568242
Surface area
1.8032570780277E+14
Volume
1.0015422300028E+21
Height
9619937.4422424