20408847 is an odd 8-digits composite number following 20408846
and preceding 20408848 . In scientific notation, it is written as 2.0408847 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13605896 positive integers (up to 20408847) that are relatively prime to 20408847.
20408847 has 4 divisors, whose sum is 27211800
The reverse of 20408847 is 74880402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million four hundred eight thousand eight hundred forty-seven
Scientific notation
2.0408847 × 10^7
Engineering notation
2.0408847 × 10^6
Prime Factorization
3 × 6802949
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20408847
Product of the distinct prime numbers
The prime factorization of 20408847 is 3 × 6802949.
Since it has a total of 2 prime factors.
2 , 7 , 33 , 31 , 519 , 989 , 7363 , 2486 , 36451 , 84569 , 411369 , 209074 , 4625095 , 9252533 , 98675421 , 73090579 , 10141534 , 147079102 , 265378652 , 945964488
n×2
40817694
n×3
61226541
n×4
81635388
n×5
102044235
n÷2
10204423.5
n÷3
6802949
n÷3
5102211.75
n÷5
4081769.4
n2
416521035869409
n3
8.5007140933403E+21
n4
1.7348977332173E+29
n5
3.5407262397878E+36
2 √n
4517.6151894556
3 √n
273.27893507309
4 √n
67.213206957083
5 √n
28.971013865583
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
-20408846
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 20408847 can be divided by 4 positive divisors.
The sum of these divisors (counting 20408847) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110101000001111
3
Ternary
1102101212200020
4
Quaternary
1031312220033
5
Quinary
20211040342
6
Senary
2005233223
8
Octal
115665017
10
Decimal
20408847
12
Duodecimal
6a02813
16
Hexadecimal
1376a0f
20
Vigesimal
67b227
36
Base36
c5fkf
md5
d2896c6bbf33c10bbe1b103198eda043
sha1
638a82576fafca560e9a108d6cce6144859a38a0
sha256
1994663a461b1e202f02df3b50f025d88db980570ea117c5dfca15c4892c3aa1
sha512
f31a71de4f64d62dcd12e4337b31ba25cfa414d265858b488b45a5292c5d8bf99ecfd0c249f72185a9b01085d136a0c5affbd9f795ac3ae484bee2443a44e61e
ripemd-160
dcf92074684e5433659a290138daad941b98a98f
Diameter
40817694
Circumference
128232567.60688
Area
1.3085394263529E+15
Volume
3.5607707927873E+22
Surface area
5.2341577054118E+15
Circumference
128232567.60688
Perimeter
81635388
Area
416521035869409
Diagonal
28862468.219797
Surface area
2499126215216454
Volume
8.5007140933403E+21
Space diagonal
35349159.9279
Perimeter
61226541
Area
1.8035889913676E+14
Altitude
17674579.96395
Surface area
1.8035889913676E+14
Volume
1.0018187633882E+21
Height
9620822.7399325