20408628 is an even 8-digits composite number following 20408627
and preceding 20408629 . In scientific notation, it is written as 2.0408628 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 6802872 positive integers (up to 20408628) that are relatively prime to 20408628.
20408628 has 12 divisors, whose sum is 47620160
The reverse of 20408628 is 82680402
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred eight thousand six hundred twenty-eight
Scientific notation
2.0408628 × 10^7
Engineering notation
2.0408628 × 10^6
Prime Factorization
2 × 2 × 3 × 1700719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10204314
Product of the distinct prime numbers
The prime factorization of 20408628 is 2 × 2 × 3 × 1700719.
Since it has a total of 4 prime factors.
4 , 9 , 80 , 35 , 321 , 755 , 367 , 7079 , 97197 , 79286 , 226884 , 973579 , 4061030 , 9573589 , 41704717 , 17842046 , 549734124 , 826898755 , 3851176207 , 1704597952
n×2
40817256
n×3
61225884
n×4
81634512
n×5
102043140
n÷2
10204314
n÷3
6802876
n÷3
5102157
n÷5
4081725.6
n2
416512096842384
n3
8.5004404419562E+21
n4
1.7348232681604E+29
n5
3.540536272563E+36
2 √n
4517.5909509383
3 √n
273.27795758359
4 √n
67.213026646167
5 √n
28.970951689809
1 , 2 , 3 , 4 , 6 , 12 , 1700719 , 3401438 , 5102157 , 6802876 , 10204314 , 20408628
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
-20408627
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 20408628 can be divided by 12 positive divisors.
The sum of these divisors (counting 20408628) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101110110100100110100
3
Ternary
1102101212101010
4
Quaternary
1031312210310
5
Quinary
20211034003
6
Senary
2005232220
8
Octal
115664464
10
Decimal
20408628
12
Duodecimal
6a02670
16
Hexadecimal
1376934
20
Vigesimal
67b1b8
36
Base36
c5fec
md5
ddb0698727142d05f33563d9d56bb4d2
sha1
9576fb4ee0307816076ca826458591ad5648e2a0
sha256
3c4472b001d1119dc92a6ca8b890c6bbfd365be82948eabc8075add7ac96eae4
sha512
29b13df3f9f908bdb6564b852478a181432f0c91ee147fdd8e6f5ee7de2346a77d35f4a5089b50d6fa4614a5bc06132953f0740cd29788bb9fc65225b3637a0a
ripemd-160
e5f976bad235fd72019d2ad2b24b98107adeb878
Diameter
40817256
Circumference
128231191.58929
Area
1.3085113435713E+15
Volume
3.5606561659636E+22
Surface area
5.2340453742853E+15
Circumference
128231191.58929
Perimeter
81634512
Area
416512096842384
Diagonal
28862158.507027
Surface area
2499072581054304
Volume
8.5004404419562E+21
Space diagonal
35348780.608773
Perimeter
61225884
Area
1.8035502842451E+14
Altitude
17674390.304386
Surface area
1.8035502842451E+14
Volume
1.0017865132633E+21
Height
9620719.5023424