20402008 is an even 8-digits composite number following 20402007
and preceding 20402009 . In scientific notation, it is written as 2.0402008 × 10^7.
The sum of its digits is 16. It has a total of 5 prime factors and 16 positive divisors.
There are 9273600 positive integers (up to 20402008) that are relatively prime to 20402008.
20402008 has 16 divisors, whose sum is 41731560
The reverse of 20402008 is 80020402
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million four hundred two thousand eight
Scientific notation
2.0402008 × 10^7
Engineering notation
2.0402008 × 10^6
Prime Factorization
2 × 2 × 2 × 11 × 231841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5100502
Product of the distinct prime numbers
The prime factorization of 20402008 is 2 × 2 × 2 × 11 × 231841.
Since it has a total of 5 prime factors.
1 , 10 , 47 , 100 , 274 , 374 , 1314 , 399 , 85664 , 90927 , 123089 , 113859 , 2572267 , 6692579 , 75225011 , 16627532 , 571628232 , 196519924 , 9031198684 , 7812427437
n×2
40804016
n×3
61206024
n×4
81608032
n×5
102010040
n÷2
10201004
n÷3
6800669.3333333
n÷3
5100502
n÷5
4080401.6
n2
416241930432064
n3
8.4921711946104E+21
n4
1.7325734464981E+29
n5
3.5347977316042E+36
2 √n
4516.858200121
3 √n
273.2484064264
4 √n
67.207575466765
5 √n
28.969071969239
1 , 2 , 4 , 8 , 11 , 22 , 44 , 88 , 231841 , 463682 , 927364 , 1854728 , 2550251 , 5100502 , 10201004 , 20402008
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20402007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20402008 can be divided by 16 positive divisors.
The sum of these divisors (counting 20402008) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101110100111101011000
3
Ternary
1102101112021221
4
Quaternary
1031310331120
5
Quinary
20210331013
6
Senary
2005141424
8
Octal
115647530
10
Decimal
20402008
12
Duodecimal
69ba874
16
Hexadecimal
1374f58
20
Vigesimal
67a508
36
Base36
c5aag
md5
56baeda91b50d6c8e70817c8697817e8
sha1
1e33ed1a9985fad9978927520b250c769229fe39
sha256
3ef6c6d13b1d1b2e52a37e1a3e9db59b51bac722bd3c2e264cdd5d3d7bda983c
sha512
4444656742be57d4f7c1b55b06e1871b8b59788a9ab68dc65e46a37c356cb3af644dbfec81c3ab865441a07f390c2973a363bd51897228d54a366a3b365e5296
ripemd-160
d38e77b900954f44394a0e1ee3b70b0671aa37a4
Diameter
40804016
Circumference
128189596.90256
Area
1.3076625907614E+15
Volume
3.5571923517353E+22
Surface area
5.2306503630456E+15
Circumference
128189596.90256
Perimeter
81608032
Area
416241930432064
Diagonal
28852796.413244
Surface area
2497451582592384
Volume
8.4921711946104E+21
Space diagonal
35337314.432427
Perimeter
61206024
Area
1.8023804293722E+14
Altitude
17668657.216213
Surface area
1.8023804293722E+14
Volume
1.0008119731177E+21
Height
9617598.8044148